Optoma HD27 vs Optoma HD28e: 98 Highlights & 47 Differences — So, Which Projector Actually Works Better
Two solid performers with subtle differences. Learn about ports, keystone correction, and sound options. We ran a full comparison of Optoma HD27 and Optoma HD28e — diving into product type, native resolution, throw ratio & lens material, standout features, and what makes each projector unique.
Supermod
Moderator
Highlights 167
No extras. Just what matters.
Recaptor
Optoma HD27 vs HD28e: A Detailed Showdown of Full HD Home Theater Projectors
Both the Optoma HD27 and HD28e projectors cater to the enthusiastic home theater audience with their shared core features such as native 1080p resolution, DLP projection technology, and the ability to project screen sizes up to 300 inches. These projectors also sport glass lenses, manual focus, and similar mounting capabilities, including compatibility with ceiling mounts. However, they diverge on key aspects like brightness, pixel shifting technology, color settings, and power efficiency, which ultimately influence performance and viewing experience. The HD27 offers a solid 3200 lumens brightness with a larger imaging chip and balanced sharpness. In comparison,e the HD28e boasts a brighter output of 3800 lumens enhanced by pixel shifting to improve image sharpness, color uniformity, and overall clarity. Both models feature DLP technology and standard connectivity with 3.5mm audio out ports, but differ in design aesthetics: white for HD27 and black for HD28e, and power consumption profiles.
What Makes the Optoma HD27 a Budget-Friendly Powerhouse
The Optoma HD27 stands out as a capable projector that blends solid performance with affordability. Equipped with a 3200 lumens brightness output, it is well-suited for dark or controlled lighting home theater settings where ambient light is minimal. The 0.65-inch imaging chip is noticeably larger than the HD28e's, which lends the HD27 the ability to project images with a balanced sharpness enhancement rated between 2-4 on its scale, making visuals appear crisp without any pixel shifting technology. Its lens aperture size of f/2.8 allows for slightly more light collection, contributing to richer image depth. Moreover, it provides users with a broader color temperature range,e including warm, neutral, cool, and custom presets, giving an option for warmer image tones that home theater fans may appreciate.
Aside from its optical capabilities, the HD27 offers a power consumption of 260 watts, which is a bit higher than the HD28e but balanced against its higher light source power output of 240 watts. It supports essential features like auto source detection and an icon-based menu system for easy navigation, alongside a 10W built-in speaker. The white plastic enclosure measuring approximately 11.7 inches wide and 9 inches deep offers a distinct visual that might fit well in bright or minimalist living rooms. With a price around $549.99 at BestBuy, it's a great value proposition for those prioritizing performance over the latest tech enhancements.
Why the Optoma HD28e Could Be the Sharper and Brighter Choice
The Optoma HD28e leans toward delivering a superior brightness experience, ideal for home theaters with some ambient light or multi-purpose spaces. It pumps out a strong 3800 lumens of brightness, standing considerably ahead of the HD27. This brightness boost, combined with the smaller 0.47-inch imaging chip that benefits from pixel shifting technology, produces images with fine detail and noticeable sharpness, surpassing traditional enhancement methods. The HD28e also scores better on light uniformity, offering a more even illumination across the screen.
From a lens perspective, it sports a glass lens with an aperture of f/2.4, slightly smaller but designed to optimize the higher lumen output efficiently. The HD28e promotes energy efficiency, consuming only 225 watts, paired with an impressive light efficiency rating of 85 (compared to 13 on the HD27). Its black plastic build gives it a sleek, professional home theater vibe, and its more compact width of 9.61 inchesh, coupled with a deeper depth, helps with different installation scenarios. The HD28e also supports the same user-friendly icon-based interface and 3.5mm audio out port, with a similarly powered 10W speaker.
Priced at about $699 at Amazon, this projector expects users to pay a premium for added brightness, sharper visuals via pixel shifting, and operational efficiency.
Quick Take
The Optoma HD27 delivers dependable Full HD viewing with balanced sharpness and a warmer color profile, perfect for home cinemas in controlled lighting, all without stretching your budget. Meanwhile, the HD28e shines brightest in brighter rooms, offering enhanced sharpness through pixel shifting and superior light uniformity, along with a quieter and more energy-efficient operation.
Bottom Line
For anyone shopping for a projector that excels in bright-room environments and sharp image quality, the Optoma HD28e is the clear frontrunner thanks to its higher lumen output and pixel shifting technology. Conversely, if you're looking for a more wallet-friendly option that delivers solid performance in darker settings and prefers a warmer color tone, the Optoma HD27 remains a compelling choice.
Verdict
- Winner: Optoma HD28e - Superior brightness with pixel shifting and greater energy efficiency make it ideal for versatile home theater setups.
- Runner-up: Optoma HD27 - A strong contender for budget-conscious buyers seeking balanced sharpness and warmer color settings in darker rooms.
Comparisons 5
Two enter. One leaves your cart.Price comparisons
Optoma HD27
Optoma HD28e
Related comparisons 5
Because one duel is never enough.
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Comparisons & Facts 167
Side by side. The numbers. The features. No drama.Is Optoma HD27 better than Optoma HD28e? It depends on what you need. Our full projectors comparison looks at everything from specs and value to user experience — so you can make the smarter pick between these two projectors.
General Information 9
Imaging Chip Size
What is the imaging chip size of this projector?
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Imaging Chip Size
The Imaging Chip Size is 0.65 inch for the Optoma HD27 and smaller at 0.47 inch for the Optoma HD28e, which may affect the projector's image projection characteristics.
Specifies the size of the imaging chip. Larger chips generally improve performance.
Product Type
What is the product type of this projector?
62 Optoma HD27 0 Votes Home Theater
66 Optoma HD28e 0 Votes Home Theater
vs
Product Type
The Product Type for both Optoma HD27 and Optoma HD28e is Home Theater, making them suitable for similar usage environments.
Defines the general classification of this projector.
Projection Technology Type
What is the projection technology type of this projector?
82 Optoma HD27 0 Votes DLP
86 Optoma HD28e 0 Votes DLP
vs
Projection Technology Type
The Projection Technology Type for both Optoma HD27 and HD28e is DLP, which relates to the projection mechanism employed.
Identifies the core imaging technology used.
Color
What is the color of this projector?
22 Optoma HD27 0 Votes White
26 Optoma HD28e 0 Votes Black
vs
Color
The Color of the Optoma HD27 is White, whereas the Optoma HD28e is Black, offering distinct aesthetic choices for users.
Indicates the color finish of the projector body.
Build Material
What is the build material of this projector?
42 Optoma HD27 0 Votes Plastic
46 Optoma HD28e 0 Votes Plastic
vs
Build Material
Both the Optoma HD27 and HD28e are built with Plastic build material, indicating similar construction in terms of chassis.
Specifies the main construction material of the chassis.
Intended Usage Type
What is the intended usage type of this projector?
75 Optoma HD27 0 Votes Home Theater, Gaming
79 Optoma HD28e 0 Votes Home Theater, Gaming
Optoma HD28e
Intended primarily for home theater and gaming use, optimizing its features and performance for immersive entertainment.
Describes the ideal application for this projector.
Imaging Chip Type
What is the imaging chip type of this projector?
82 Optoma HD27 0 Votes DLP Chip
86 Optoma HD28e 0 Votes DLP Chip
Optoma HD27
The projection technology is based on a DLP chip, which typically offers good sharpness and contrast with a single-chip design.
Indicates the chip architecture that forms the image.
Release Year
What is the release year of this projector?
42 Optoma HD27 0 Votes 2016
65 Optoma HD28e 0 Votes 2020
Shows the year the projector model was released.
Country of Manufacture
What is the country of manufacture for this projector?
82 Optoma HD27 0 Votes China
86 Optoma HD28e 0 Votes China
Indicates where the projector was manufactured.
Optical Performance 16
Native Resolution
What is the native resolution of this projector?
82 Optoma HD27 0 Votes 1080p
86 Optoma HD28e 0 Votes 1080p
vs
Native Resolution
The Native Resolution of both the Optoma HD27 and HD28e is 1080p, ensuring full HD image quality on both models.
The true physical pixel resolution produced by the projector.
Brightness Output
What is the brightness output?
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Brightness Output
Brightness Output is 3200 lumens for Optoma HD27 and higher at 3800 lumens for the HD28e, making the HD28e potentially better for viewing in brighter ambient light conditions.
Indicates overall light output for visibility in ambient light.
Honestly brightness is a pretty big deal for me and the HD28e at 3800 lumens just pops more in brighter rooms than the HD27.
Pixel Shifting
Does this projector support pixel shifting?
No
0
Votes
Optoma HD27
Yes 0 Votes Optoma HD28e
vs
Pixel Shifting
Pixel Shifting is not present in Optoma HD27 but is included in HD28e, suggesting the HD28e may provide enhanced image sharpness or resolution effects.
Indicates whether resolution enhancement via pixel shifting is supported.
Frame Interpolation
Does this projector support frame interpolation?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
Frame Interpolation
Neither the Optoma HD27 nor the HD28e supports Frame Interpolation, so neither will provide enhanced motion smoothing features.
Allows smoother motion for sports and fast scenes.
Sharpness Enhancement Type
Crisp detail with sharpness level :val.
52 Optoma HD27 0 Votes 2–4 (Balanced)
16 Optoma HD28e 0 Votes 0–1 (Minimal)
vs
Sharpness Enhancement Type
Optoma HD27 uses a Sharpness Enhancement Type of 2–4 (Balanced) compared to 0–1 (Minimal) on the HD28e, indicating a stronger sharpness effect on the HD27 which might influence image clarity perception.
What is the sharpness enhancement level?
Peak ANSI Lumens
What is the peak ANSI lumens of this projector?
Optoma HD27
The peak ANSI brightness output is 3200 lumens, suitable for use in moderately lit rooms to produce clear, bright images.
Optoma HD28e
The brightness output is 3800 lumens, ideal for use in rooms with ambient light while maintaining clear and vivid pictures.
Industry-standard brightness measurement using ANSI method.
Refresh Rate
What is the refresh rate?
Optoma HD27
The refresh rate is 60 Hz, matching standard video frame rates for smooth motion display.
Optoma HD28e
Has a refresh rate of 60 Hz, standard for smooth video playback and gaming at typical frame rates.
Determines motion smoothness for gaming and video.
Maximum Supported Resolution
What is the maximum supported resolution of this projector?
52 Optoma HD27 0 Votes WUXGA (1920 x 1200)
36 Optoma HD28e 0 Votes 1080p
Optoma HD27
The maximum supported resolution is WUXGA (1920 x 1200), meaning the projector can handle higher resolutions than its native 1080p for compatibility with various sources.
The highest resolution signal the projector can accept.
Contrast Ratio
What is the contrast ratio of this projector?
0 Optoma HD27 0 Votes 25,000:1
1 Optoma HD28e 0 Votes 30,000:1
Optoma HD27
The contrast ratio is 25,000:1, which influences the depth of blacks and the overall image quality with reasonably good dynamic range.
Represents the difference between the darkest black and brightest white produced by the projector.
Color Gamut Coverage
What is the color gamut coverage?
Optoma HD28e
Covers 100% of its specified color gamut, ensuring vibrant and accurate color reproduction in projected images.
Indicates percent coverage of color spaces such as Rec.709 or DCI-P3.
Dynamic Lumens
What is the dynamic lumens rating?
Measures boosted brightness in enhanced dynamic modes.
Dynamic Contrast Ratio
Deep dynamic contrast at :val.
4 Optoma HD27 0 Votes 10,000:1–50,000:1
8 Optoma HD28e 0 Votes 10,000:1–50,000:1
What is the dynamic contrast ratio?
Projection & Throw Performance 15
Throw Ratio
Flexible placement with :val throw ratio.
64 Optoma HD27 0 Votes 1.5–2.5+ (Long Throw)
61 Optoma HD28e 0 Votes 1.5–2.5+ (Long Throw)
vs
Throw Ratio
The Throw Ratio is 1.5–2.5+ (Long Throw) for both Optoma HD27 and HD28e, specifying similarity in projection distance to image size ratio.
What is the throw ratio?
Short Throw
Does this projector support short throw usage?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
Short Throw
Short Throw capability is not supported by either Optoma HD27 or HD28e, indicating standard projection distance requirements.
Indicates whether the projector is designed for short-throw projection.
Ultra Short Throw
Does this projector support ultra short throw projection?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
Ultra Short Throw
Neither Optoma HD27 nor HD28e supports Ultra Short Throw projection, limiting placement flexibility for ultra-close projections.
Indicates whether the projector can project large images at extremely short distances.
Screen Size Maximum
What is the maximum supported screen size?
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Screen Size Maximum
Both projectors support a Maximum Screen Size of 300 inches, allowing for large-scale viewing experiences equally.
Largest supported diagonal projection size.
Maximum Throw Distance
What is the maximum throw distance?
Optoma HD27
The maximum throw distance is 32.8 ft (10 m), allowing large image projection from relatively long distances.
Optoma HD28e
Supports a maximum throw distance of 32.8 feet (approximately 10 meters), enabling projection over long distances for large screen sizes.
Maximum distance at which the projector can achieve a proper image.
Minimum Throw Distance
What is the minimum throw distance?
Optoma HD27
The minimum throw distance is 3.9 ft (1.19 m), which means the projector can display a sizable image when placed about 1.19 meters from the projection surface. This provides flexibility in room placement.
Closest usable distance between projector and screen.
Optical Zoom Level
High-quality optical zoom at :valx.
12 Optoma HD27 0 Votes 1.1x (Entry)
16 Optoma HD28e 0 Votes 1.1x (Entry)
Optoma HD28e
Features an optical zoom level of 1.1x, allowing minor adjustment of image size without moving the projector.
What is the optical zoom level?
Projection Alignment Type
What is the projection alignment type?
32 Optoma HD27 0 Votes Front
36 Optoma HD28e 0 Votes Front
Optoma HD28e
The projector uses front projection alignment which means it projects onto a screen or surface positioned in front of the device. This is the most common alignment type suitable for typical setups.
Describes how the projector aligns with the screen.
Keystone Correction Vertical
What is the vertical keystone correction?
Vertical angle adjustment to correct image distortion.
Keystone Correction Horizontal
What is the horizontal keystone correction?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
Horizontal angle adjustment to correct image distortion.
Auto Keystone
Does this projector support auto keystone?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Automatically corrects keystone distortion.
Lens Shift Vertical
What is the vertical lens shift?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
Vertical lens movement for distortion-free positioning.
Lens & Focus System 10
Lens Material
What is the lens material?
72 Optoma HD27 0 Votes Glass
76 Optoma HD28e 0 Votes Glass
vs
Lens Material
Lens Material for both Optoma HD27 and HD28e is Glass, contributing to image quality and durability.
Indicates the primary material used in the projector lens.
Dustproof Lens Design
Does this projector have a dustproof lens design?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
Dustproof Lens Design
Neither Optoma HD27 nor HD28e features a Dustproof Lens Design, potentially requiring more careful handling to avoid dust accumulation.
Specifies whether the lens is designed to resist dust intrusion.
Aperture Size
What is the aperture size?
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Aperture Size
Aperture Size is f/2.8 for Optoma HD27 and slightly wider at f/2.4 for HD28e, which could affect brightness and depth of field characteristics.
Specifies the optical aperture size affecting brightness and depth.
The aperture size being bigger at f2.8 on the HD27 kind of means more light gathering which I like for cozy movie nights.
Focus Type
What is the focus type of this projector?
32 Optoma HD27 0 Votes Manual
36 Optoma HD28e 0 Votes Manual
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Focus Type
Focus Type is Manual for both Optoma models, so users will need to adjust focus by hand.
Defines how the projector adjusts focus.
Lens Replacement Compatibility
Is the lens replaceable?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
Lens Replacement Compatibility
Lens Replacement Compatibility is not available on either Optoma HD27 or HD28e, limiting lens customization.
Indicates whether the projector's lens can be replaced or upgraded.
Lens Protection Cover
Does this projector include a lens protection cover?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Optoma HD27
No lens protection cover is included, so care should be taken to avoid lens damage or dust build-up.
Indicates whether the lens includes a physical protection cover.
Lens Coating Type
What is the lens coating type?
79 Optoma HD27 0 Votes Anti-Reflective
84 Optoma HD28e 0 Votes Anti-Reflective
Defines special coatings that enhance optical performance.
Auto Focus
Does this projector support auto focus?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Indicates whether the projector can automatically adjust focus.
Manual Focus Range
What is the manual focus range?
2 Optoma HD27 0 Votes Standard fixed lens
45 Optoma HD28e 0 Votes Manual ring focus
Indicates the distance range manual focus can adjust for.
Lens Motor Noise Level
What is the lens motor noise level?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
Measures noise generated during lens adjustments.
Light Source System 11
Light Source Power Output
What is the light source power output?
vs
Light Source Power Output
Light Source Power Output is 240 Watt for Optoma HD27 compared to 210 Watt for HD28e, indicating a more powerful light source in the HD27.
Indicates the wattage of the light source, affecting brightness potential.
Warm-Up Time
What is the warm-up time?
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Warm-Up Time
Warm-Up Time is 30 seconds for both Optoma HD27 and HD28e, resulting in equally quick readiness times.
Time required for the projector to reach full brightness.
Light Uniformity Rating
What is the light uniformity rating of this projector?
42 Optoma HD27 0 Votes Medium
71 Optoma HD28e 0 Votes High
vs
Light Uniformity Rating
Light Uniformity Rating is Medium for Optoma HD27 versus High for HD28e, favoring the HD28e for more consistent brightness across the image.
Indicates how evenly brightness is distributed across the screen.
Color Temperature
What is the color temperature setting of this projector?
30 Optoma HD27 0 Votes Warm, Neutral, Cool, Custom
19 Optoma HD28e 0 Votes Warm, Neutral, Cool
vs
Color Temperature
Color Temperature options are
Defines the visual warmth or coolness profile of the projected image.
Light Efficiency
What is the light efficiency?
vs
Light Efficiency
Light Efficiency is 13% for Optoma HD27 and much higher at 85% for the HD28e, meaning the HD28e uses its light source much more efficiently.
Measures how effectively the light source converts power into brightness.
Light efficiency is a surprisingly important factor for me and the HD28e's 85% efficiency beats the HD27's 13% easily.
Light Source Lifetime Normal Mode
What is the light source lifetime in normal mode?
Optoma HD27
The light source lifetime in normal mode is about 4000 hours, which indicates the expected operational duration before needing replacement.
Optoma HD28e
The lamp's normal mode lifetime is approximately 4000 hours, reflecting typical usage duration before replacement is needed.
Estimated lifespan in standard usage mode.
Light Source Replaceability
Can the light source be replaced?
Yes 0 Votes Optoma HD27
Yes 0 Votes Optoma HD28e
Optoma HD27
It supports light source replaceability, meaning the lamp can be replaced to extend the projector’s usable life.
Optoma HD28e
The light source is replaceable, allowing extended product life by replacing the lamp without needing to replace the entire projector.
Indicates whether users can replace the light source.
Light Source Type
What is the light source type?
22 Optoma HD27 0 Votes Lamp
26 Optoma HD28e 0 Votes Lamp
Optoma HD27
The light source type is a lamp, which affects maintenance requirements and color reproduction compared to LED or laser sources.
Defines the illumination technology powering the projector.
Light Source Lifetime Eco Mode
What is the light source lifetime in eco mode?
Optoma HD27
In eco mode, the light source lifetime extends to 15,000 hours, providing a much longer service life due to reduced lamp stress.
Estimated lifespan of the light source in eco mode.
Light Flicker Control
Does this projector include light flicker control?
Yes 0 Votes Optoma HD27
Yes 0 Votes Optoma HD28e
Optoma HD27
Light flicker control is active, which reduces eye strain during extended viewing sessions.
Indicates whether flicker reduction technology is implemented.
Cool-Down Time
What is the cool-down time?
Time required before the projector safely powers off.
Imaging & Color Processing 13
MEMC Mode
Does this projector support MEMC mode?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
MEMC Mode
MEMC Mode is not available on either Optoma HD27 or HD28e, so neither supports motion estimation/motion compensation features.
Motion interpolation for smooth fast-action content.
Color Wheel Speed (for DLP)
What is the color wheel speed of this projector?
73 Optoma HD27 0 Votes 6x
76 Optoma HD28e 0 Votes 6x
vs
Color Wheel Speed (for DLP)
Color Wheel Speed for DLP is 6x on both Optoma HD27 and HD28e, implying similar color processing speeds.
Defines the rotational speed of the DLP color wheel, affecting color accuracy and rainbow artifact reduction.
Image Scaling Engine Type
What type of image scaling engine does this projector use?
32 Optoma HD27 0 Votes Standard
36 Optoma HD28e 1 Votes Standard
vs
Image Scaling Engine Type
Both Optoma HD27 and HD28e use a Standard Image Scaling Engine Type, indicating similar image resizing capabilities.
Defines the scaling engine used to upscale lower-resolution content to the projector’s native resolution.
Both have a standard image scaling engine but I feel the HD28e's pixel shifting adds an edge on image clarity so I pick that.
Color Temperature Presets
What color temperature presets does this projector offer?
58 Optoma HD27 0 Votes Warm, Neutral, Cool
62 Optoma HD28e 0 Votes Warm, Neutral, Cool
vs
Color Temperature Presets
Color Temperature Presets are Warm, Neutral, and Cool on both Optoma models, providing standard preset options for color tone adjustment.
Preset visual warmth settings for different content.
Skin Tone Correction
Does this projector offer skin tone correction?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
Skin Tone Correction
Skin Tone Correction is not featured on either Optoma HD27 or HD28e, so skin tone adjustments are not supported.
Enhances natural skin tones for realistic visuals.
Color Calibration Profiles
What color calibration profiles are available?
65 Optoma HD27 0 Votes sRGB, Rec709, Cinema, Game
69 Optoma HD28e 0 Votes sRGB, Rec709, Cinema, Game
Optoma HD28e
Includes color calibration profiles such as sRGB, Rec709, Cinema, and Game for optimized color performance across different viewing needs.
Predefined settings for accurate color reproduction.
Black Level Enhancement
Does this projector include black level enhancement?
Yes 0 Votes Optoma HD27
Yes 0 Votes Optoma HD28e
Optoma HD27
Black level enhancement is enabled to improve the depth and richness of dark scenes for better image contrast.
Deepens dark scenes for improved shadow detail.
Noise Reduction Type
What type of noise reduction does this projector use?
32 Optoma HD27 0 Votes Standard
36 Optoma HD28e 0 Votes Standard
Optoma HD27
The noise reduction type used is standard, which balances noise reduction effectiveness and image clarity.
Indicates the technique used to reduce visual noise and artifacts for a cleaner image.
Image Processor Type
What is the image processor type?
22 Optoma HD27 0 Votes Standard
26 Optoma HD28e 0 Votes Standard
Specifies the processing engine that handles color, scaling, and image optimization.
Image Processing Bit Depth
What is the image processing bit depth?
Indicates color precision and gradient smoothness.
Auto Color Correction
Does this projector have auto color correction?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Automatically adjusts colors for the best image quality.
Gamma Adjustment Levels
How many gamma adjustment levels are available?
59 Optoma HD27 0 Votes Multiple preset levels
24 Optoma HD28e 0 Votes Multiple
Controls mid-tone brightness for accurate contrast.
Smart Features & Software 12
Voice Control
Does this projector support voice control?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
Voice Control
Voice Control is not supported on either Optoma HD27 or HD28e, so voice commands are not functional.
Enables hands-free control using supported voice assistants.
Operating System Type
What is the operating system type?
2 Optoma HD27 0 Votes No OS
6 Optoma HD28e 0 Votes No OS
Optoma HD28e
The device does not have a built-in operating system, so it relies on external sources for streaming or smart capabilities.
Specifies the software platform the projector runs on.
Software Update Method
What is the software update method?
62 Optoma HD27 0 Votes USB
66 Optoma HD28e 0 Votes USB
Optoma HD28e
Software updates can be performed via USB, facilitating firmware upgrades and feature improvements.
Describes how firmware updates are applied.
App Store Support
Does this projector support an app store?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Indicates support for downloading apps directly to the projector.
Built-In Streaming Apps
What built-in streaming apps are available?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
Lists available preinstalled streaming services.
AI Auto Image Optimization
Does this projector include AI auto image optimization?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Automatically enhances image settings using AI.
Wireless Casting
Does this projector support wireless casting?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Indicates compatibility with casting protocols like Chromecast or AirPlay.
Screen Mirroring Standard
What screen mirroring standard does this projector support?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
Specifies which standard is used for mirroring devices.
Smart Calibration
Does this projector support smart calibration?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Indicates whether calibration can be optimized automatically or via app.
Bluetooth Version
What is the Bluetooth version?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
Indicates the Bluetooth protocol version for audio and accessories.
Wi-Fi Band Support
What Wi-Fi bands does this projector support?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
Indicates the supported wireless frequency bands.
On-Device Storage Capacity
What is the on-device storage capacity?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
Amount of internal memory available for apps and media.
Connectivity & I/O Ports 14
Audio Out Port Type
What type of audio out port does this projector have?
12 Optoma HD27 0 Votes 3.5mm
16 Optoma HD28e 0 Votes 3.5mm
vs
Audio Out Port Type
Audio Out Port Type for both Optoma HD27 and HD28e is 3.5mm, allowing standard headphone or external speaker connection.
Indicates available audio output interfaces.
RS-232 Port
Does this projector include an RS-232 port?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
RS-232 Port
RS-232 Port is not present on either Optoma HD27 or HD28e, so serial control interfaces are not available.
Indicates support for professional control and automation systems.
VGA Port
Does this projector support VGA input?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
vs
VGA Port
The VGA Port is absent on Optoma HD27 and information is unavailable for HD28e, indicating uncertainty about VGA connectivity on HD28e but no support on HD27.
Indicates presence of a VGA input for legacy devices.
AV Composite Input
Does this projector offer AV composite input?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
AV Composite Input
AV Composite Input is not supported on either Optoma HD27 or HD28e, limiting compatibility with older AV sources.
Indicates whether composite video input is available.
SD Card Slot
Does this projector support an SD card slot?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
SD Card Slot
SD Card Slot is not included in both Optoma HD27 and HD28e, so direct media playback from SD cards is unsupported.
Indicates ability to read media directly from SD cards.
HDMI Ports Count
How many HDMI ports does this projector have?
59 Optoma HD27 0 Votes 2
63 Optoma HD28e 0 Votes 2
Optoma HD27
There are 2 HDMI ports, accommodating multiple sources like media players or gaming consoles simultaneously.
Optoma HD28e
Includes two HDMI ports, making it easy to connect various external devices simultaneously.
Number of HDMI inputs available for digital video and audio.
HDMI Version
What HDMI version does this projector support?
22 Optoma HD27 0 Votes 1.4
76 Optoma HD28e 0 Votes 2.0
Optoma HD27
The HDMI version supported is 1.4, which supports full HD video and basic audio formats but lacks newer features like 4K at higher frame rates.
Specifies the supported HDMI standard.
Wireless Input Lag
What is the wireless input lag?
Optoma HD28e
Has zero wireless input lag which means it is not designed for wireless gaming or inputs that demand minimal delay.
Measures latency when receiving content wirelessly.
Wired Input Lag
What is the wired input lag?
Optoma HD27
Wired input lag is 16 milliseconds, which is generally acceptable for casual gaming and video playback without perceptible delay.
Measures latency over wired connections, important for gaming.
USB Ports Count
How many USB ports does this projector have?
52 Optoma HD27 0 Votes 1
56 Optoma HD28e 0 Votes 1
Indicates how many USB ports are available.
USB Type Support
What USB types are supported?
32 Optoma HD27 0 Votes USB-A
36 Optoma HD28e 0 Votes USB-A
Defines the supported USB standards and connector types.
Ethernet Port
Does this projector support Ethernet?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Indicates whether wired internet connectivity is available.
Audio System 9
Speaker Output Power
What is the speaker output power?
vs
Speaker Output Power
Both Optoma HD27 and HD28e have Speaker Output Power of 10 Watts, providing similar built-in audio loudness.
Indicates total audio power from built-in speakers.
Audio Processing Type
What type of audio processing does this projector use?
22 Optoma HD27 0 Votes Standard
26 Optoma HD28e 0 Votes Standard
vs
Audio Processing Type
Audio Processing Type is Standard on both Optoma HD27 and HD28e, indicating basic audio handling features.
Defines the audio enhancement engine used to improve clarity, bass response, and spatial sound.
Dolby Audio
Does this projector support Dolby audio?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
Dolby Audio
Dolby Audio is not supported by either Optoma HD27 or HD28e, so no advanced Dolby sound processing is provided.
Determines whether the projector supports Dolby audio formats.
Bluetooth Audio Output
Does this projector support Bluetooth audio output?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
Bluetooth Audio Output
Bluetooth Audio Output is not supported by either Optoma HD27 or HD28e, thus no wireless audio streaming from these projectors.
Allows wireless output to speakers or headphones.
Microphone Input
Does this projector support microphone input?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
Microphone Input
Microphone Input is not available on Optoma HD27 or HD28e, so no direct mic audio capture is supported.
Indicates whether microphones can be connected for presentations or karaoke.
Speaker Configuration
What is the speaker configuration?
32 Optoma HD27 0 Votes Mono
36 Optoma HD28e 0 Votes Mono
Optoma HD27
This projector has a mono speaker configuration, meaning audio is output through a single channel, which is sufficient for basic audio needs but not suitable for surround sound.
Describes the speaker layout inside the projector.
Sound Modes
What sound modes are available?
80 Optoma HD27 0 Votes Movie, Music, Game
84 Optoma HD28e 0 Votes Movie, Music, Game
Optoma HD28e
Contains preset sound modes optimized for movie watching, music listening, and gaming to enhance audio output in differing scenarios.
Preset audio profiles optimized for different content.
Fan Noise Level
What is the fan noise level?
Optoma HD27
The fan noise level is 24 dB, a low sound output contributing to a quiet viewing environment.
Measures ambient noise from the projector fan.
DTS Audio
Does this projector support DTS audio?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Indicates whether DTS audio decoding is available.
Controls & User Interface 11
Auto Source Detection
Does this projector support auto source detection?
Yes 0 Votes Optoma HD27
Yes 0 Votes Optoma HD28e
vs
Auto Source Detection
Auto Source Detection is present in both Optoma HD27 and HD28e, allowing automatic input source recognition.
Detects active inputs automatically.
Input Switching Speed
What is the input switching speed?
vs
Input Switching Speed
Input Switching Speed is 2 seconds for Optoma HD27 and slightly slower at 3 seconds for HD28e, meaning the HD27 switches inputs a bit faster.
Time required to change from one input to another.
Remote Control Type
What type of remote control is included?
12 Optoma HD27 0 Votes Standard
16 Optoma HD28e 0 Votes Standard
vs
Remote Control Type
Remote Control Type is Standard on both Optoma HD27 and HD28e, indicating equivalent remote capabilities.
Defines the style and capability of the included remote.
On-Screen Menu Features
What on-screen menu features does this projector offer?
82 Optoma HD27 0 Votes Quick Settings, Advanced Settings, Icon-Based Menu
86 Optoma HD28e 0 Votes Quick Settings, Advanced Settings, Icon-Based Menu
vs
On-Screen Menu Features
On-Screen Menu Features including Quick Settings, Advanced Settings, and Icon-Based Menu are the same on both Optoma HD27 and HD28e, ensuring similar menu functionality.
Describes navigational and functional features available inside the on-screen display (OSD) menu.
Menu Navigation Style
What is the menu navigation style?
62 Optoma HD27 0 Votes Icon-Based
66 Optoma HD28e 0 Votes Icon-Based
vs
Menu Navigation Style
Menu Navigation Style is Icon-Based on both Optoma HD27 and HD28e, offering similar user interface experiences.
Defines how users navigate the on-screen interface.
Control Panel Type
What is the control panel type?
22 Optoma HD27 0 Votes Buttons
26 Optoma HD28e 0 Votes Buttons
Indicates the type of on-device control interface.
Backlit Remote
Does this projector include a backlit remote?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Indicates whether the remote supports backlighting for dark rooms.
Custom Preset Modes
Does this projector allow custom preset modes?
Yes 0 Votes Optoma HD27
Yes 0 Votes Optoma HD28e
Indicates whether image or sound presets can be saved by the user.
Programmable Buttons
Does this projector include programmable buttons?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Determines whether the projector or remote includes assignable hotkeys.
Indicator Light Controls
Does this projector support indicator light controls?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Allows dimming or disabling LED indicator lights.
Parental Control Features
Does this projector include parental control features?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Indicates whether parental restrictions or PIN locks are available.
Power & Electrical 12
Power Consumption Normal Mode
What is the power consumption in normal mode?
vs
Power Consumption Normal Mode
Power Consumption in Normal Mode is 260 Watts for Optoma HD27 and lower at 225 Watts for HD28e, making the HD28e more power efficient during operation.
Average power usage while running at full performance.
Watching power consumption was key for me and the HD28e uses less power at 225 watts versus the HD27's 260 watts which is neat.
Standby Power
What is the standby power consumption?
vs
Standby Power
Standby Power consumption is 0.5 Watt for both Optoma HD27 and HD28e, reflecting similar low power usage in standby mode.
Power consumed when the projector is not active but still plugged in.
Power Efficiency Rating
What is the power efficiency rating?
0 Optoma HD27 0 Votes None
0 Optoma HD28e 0 Votes None
vs
Power Efficiency Rating
Power Efficiency Rating is None for both Optoma HD27 and HD28e, indicating no specific efficiency certification.
Describes the energy efficiency certification.
Input Voltage Range
What is the input voltage range?
82 Optoma HD27 0 Votes 100–240V
90 Optoma HD28e 0 Votes 100–240V AC
vs
Input Voltage Range
Input Voltage Range is 100–240V for Optoma HD27 and stated as 100–240V AC for HD28e, effectively the same universal voltage compatibility.
Supported voltage range for safe operation.
Surge Protection
Does this projector include surge protection?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
vs
Surge Protection
Surge Protection is not available on either Optoma HD27 or HD28e, so extra care is needed for electrical safety.
Indicates whether built-in surge protection is included.
Power Cord Length
What is the power cord length?
Optoma HD27
The power cord length is 6 ft (1.83 m), providing reasonable flexibility for positioning relative to a power outlet.
Optoma HD28e
Comes with a 6-foot (approximately 1.83 meter) power cord length, offering convenience in placement relative to power outlets.
Length of included power cable.
Heat Output
What is the heat output?
Optoma HD27
Heat output is 820 BTU (214 kJ), describing the thermal energy emitted during operation that needs dissipation.
Optoma HD28e
Heat output is 767 BTU, which converts to approximately 0.225 kW, indicating the thermal energy dissipated during operation.
Measures emitted heat during operation.
Thermal Control Technology
What thermal control technology does this projector use?
32 Optoma HD27 0 Votes Standard Cooling
36 Optoma HD28e 0 Votes Standard Cooling
Optoma HD27
The cooling technology is standard, generally providing sufficient thermal management for typical operating scenarios.
Optoma HD28e
Uses standard cooling technology for thermal management, ensuring reliable temperature control during operation.
Defines the system used to manage heat and maintain safe operating temperatures.
Operating Power Frequency
What is the operating power frequency?
Optoma HD27
Operating power frequency at 60 Hz matches standard electrical supply frequency in many countries, ensuring compatibility.
Optoma HD28e
Operates on a power frequency of 50 Hz, compatible with standard electrical supply frequencies in many regions.
Indicates supported AC frequency.
Power Supply Type
What is the power supply type?
92 Optoma HD27 0 Votes Internal
0 Optoma HD28e 0 Votes Standard
Optoma HD28e
Utilizes a standard type power supply which is commonly found and easily replaceable if needed.
Indicates whether the power supply is built-in or external.
Power-On Time
What is the power-on time?
Optoma HD27
Power-on time is 30 seconds, the time required for the projector to boot and be ready for use from a complete power off.
Time required for the projector to turn on and display an image.
Power Consumption Eco Mode
What is the power consumption in eco mode?
Reduced power usage when operating in eco mode.
Physical & Dimensions 17
Ceiling Mount Compatibility
Is the projector compatible with ceiling mounting?
Yes 0 Votes Optoma HD27
Yes 0 Votes Optoma HD28e
vs
Ceiling Mount Compatibility
Ceiling Mount Compatibility is confirmed for both Optoma HD27 and HD28e, allowing ceiling installation in either case.
Indicates whether the projector supports ceiling mounting.
Width
What is the width of the projector?
vs
Width
Width is 11.7 inches for Optoma HD27 compared to 9.61 inches for HD28e, with the HD28e being narrower.
Physical width of the projector body.
Depth
What is the depth of the projector?
vs
Depth
The Depth dimension is 9 inches for Optoma HD27 versus 12.44 inches for HD28e, meaning the HD27 is more compact in depth.
Physical depth measurement.
Package Depth
What is the package depth?
vs
Package Depth
Package Depth is 11 inches for Optoma HD27 and slightly larger at 13 inches for HD28e, reflecting packaging size differences.
Depth of the boxed projector.
Mounting Type
What is the mounting type?
40 Optoma HD27 0 Votes Tabletop, Ceiling
36 Optoma HD28e 0 Votes Tabletop
vs
Mounting Type
Mounting Type for Optoma HD27 is Tabletop and Ceiling, whereas HD28e supports only Tabletop, so the HD27 offers more flexible mounting options.
Describes available mounting configurations.
Height
What is the height of the projector?
Optoma HD27
The height of the projector is 3.7 inches (9.4 cm), supporting installation in tight spaces.
Vertical size of the projector body.
Weight
What is the weight of the projector?
Optoma HD28e
The projector weighs 5.51 lbs (approximately 2.5 kg), making it portable enough for easy setup and transport.
Total weight of the projector.
Package Width
What is the package width?
Optoma HD27
The package width is 16 inches (40.64 cm), useful for estimating shipping size or storage requirements.
Width of the boxed projector.
Body Ventilation Design
What is the body ventilation design of this projector?
67 Optoma HD27 0 Votes Side Vent
71 Optoma HD28e 0 Votes Side Vent
Optoma HD28e
Designed with side ventilation for heat dissipation, helping maintain optimal operating temperature and device longevity.
Describes the airflow layout used to cool the internal components.
Folded Width
What is the folded width?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
Width when the projector or components are folded (if applicable).
Folded Depth
What is the folded depth?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
Folded depth measurement.
Folded Height
What is the folded height?
Who knows? 0 Votes Optoma HD27
Who knows? 0 Votes Optoma HD28e
Folded height measurement.
Environmental Conditions 10
Operating Temperature Minimum
What is the minimum operating temperature?
vs
Operating Temperature Minimum
Operating Temperature Minimum is 41 °F for both Optoma HD27 and HD28e, supporting operation starting at similar low temperatures.
Minimum safe temperature at which the projector can operate.
Operating Humidity Range
What is the operating humidity range?
77 Optoma HD27 0 Votes 10–85% non-condensing
81 Optoma HD28e 0 Votes 10–85% non-condensing
vs
Operating Humidity Range
Operating Humidity Range is 10–85% non-condensing for both Optoma HD27 and HD28e, providing the same operational humidity tolerance.
Acceptable humidity levels for proper operation.
Storage Humidity Range
What is the storage humidity range?
62 Optoma HD27 0 Votes 10–90% non-condensing
66 Optoma HD28e 0 Votes 5–95% non-condensing
vs
Storage Humidity Range
Storage Humidity Range is 10–90% non-condensing for Optoma HD27 and slightly broader at 5–95% non-condensing for HD28e, giving HD28e a bit more tolerance in storage.
Humidity levels tolerated during storage.
Dust Resistance Rating
What is the dust resistance rating?
42 Optoma HD27 0 Votes Basic
46 Optoma HD28e 0 Votes Basic
vs
Dust Resistance Rating
Dust Resistance Rating is Basic for both Optoma HD27 and HD28e, offering minimal dust protection equivalently.
Indicates how well the projector resists dust intrusion.
Eco Mode Power Reduction Percentage
What is the eco mode power reduction percentage?
vs
Eco Mode Power Reduction Percentage
Eco Mode Power Reduction Percentage is 30% for Optoma HD27 and lower at 14% for HD28e, making the HD27 more effective at reducing power use in eco mode.
Amount of power saved when using eco mode.
Operating Temperature Maximum
What is the maximum operating temperature?
Optoma HD27
The maximum operating temperature is 104°F (40°C), beyond which the projector may overheat or malfunction.
Optoma HD28e
Can operate safely at temperatures up to 95°F (approximately 35°C), which covers typical indoor usage conditions.
Maximum safe temperature for normal operation.
Storage Temperature Minimum
What is the minimum storage temperature?
Optoma HD27
The minimum storage temperature is -4°F (-20°C), important for safely storing the device in cold environments.
Optoma HD28e
Can be stored at temperatures as low as -4°F (approximately -20°C) without damage, allowing for safe transport and storage in cold environments.
Minimum safe temperature for storing the projector.
Storage Temperature Maximum
What is the maximum storage temperature?
Optoma HD27
Maximum storage temperature is 140°F (60°C), a key consideration for device preservation in hot climates.
Maximum temperature the projector can handle when stored.
Light Spill Control
Does this projector have light spill control?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Optoma HD27
This projector does not include specific light spill control features, which means ambient light might affect image quality slightly in bright rooms.
Indicates measures used to contain unwanted light scatter.
Outdoor Use
Does this projector support outdoor use?
No
0
Votes
Optoma HD27
No
0
Votes
Optoma HD28e
Specifies whether the projector is designed for outdoor environments.
Accessories & Warranty 8
Extended Warranty
Does this projector support extended warranty options?
Yes 0 Votes Optoma HD27
Yes 0 Votes Optoma HD28e
vs
Extended Warranty
Extended Warranty is available for both Optoma HD27 and HD28e, offering additional service coverage if desired.
Indicates whether users can purchase extended warranty coverage.
Remote Control Battery Type
What battery type does the remote control use?
22 Optoma HD27 0 Votes AAA
36 Optoma HD28e 0 Votes AA
vs
Remote Control Battery Type
Remote Control Battery Type is AAA for Optoma HD27 whereas AA for HD28e, meaning their remotes require different battery sizes.
Specifies the battery type required for the remote.
Power Cable Type
What type of power cable is included?
72 Optoma HD27 0 Votes 3-Prong
76 Optoma HD28e 0 Votes 3-Prong
vs
Power Cable Type
Both Optoma HD27 and HD28e use a 3-Prong Power Cable Type, providing standard power connection compatibility.
Describes the style of the included power cable.
Quick-Start Guide
Is a quick-start guide included?
Yes 0 Votes Optoma HD27
Yes 0 Votes Optoma HD28e
vs
Quick-Start Guide
Quick-Start Guide is included with both Optoma HD27 and HD28e, aiding user setup equally.
Indicates whether a printed or digital quick-start guide is provided.
Service Availability Region
What is the service availability region?
82 Optoma HD27 0 Votes Global
86 Optoma HD28e 0 Votes Global
vs
Service Availability Region
Service Availability Region is Global for both Optoma HD27 and HD28e, ensuring worldwide support availability.
Specifies the regions where service and repairs are supported.
Replacement Lamp Model
What replacement lamp model is supported?
42 Optoma HD27 0 Votes Standard Lamp
46 Optoma HD28e 0 Votes Standard Lamp
Optoma HD27
It uses a standard lamp replacement model, simplifying maintenance by using commonly available lamps.
Optoma HD28e
This model uses a standard lamp as its light source, which is typical for traditional projection technology and provides a balance between brightness and lamp life.
Defines the type or class of replacement lamp or light module compatible with the projector.
Included Accessories
What accessories are included with the projector?
52 Optoma HD27 0 Votes Remote, Power Cable
74 Optoma HD28e 0 Votes Remote, HDMI Cable
Optoma HD27
Included accessories are a remote and power cable, covering basic operational needs without extra cables or mounting hardware.
Lists the accessories that come in the box.
Warranty Duration
What is the warranty duration?
22 Optoma HD27 0 Votes 1 year
26 Optoma HD28e 0 Votes 1 year
The length of the included manufacturer warranty.
Surveys
Because hot takes deserve votes.Performance
How would you rate the performance of this projector in terms of brightness and picture quality?
Ease of Setup
How would you rate the ease of setup for this projector?
Noise Level
How would you rate the noise level of this projector during operation?
Design and Aesthetics
How would you rate the design and aesthetics of this projector?
Durability and Build Quality
How would you rate the durability and build quality of this projector?
Connectivity Options
How would you rate the connectivity options of this projector?
Lamp Life
How would you rate the lamp life of this projector?
Smart Features and App Integration
How would you rate the smart features and app integration of this projector?
Pricing
How would you rate the pricing for this projector?
Remote Control Usability
How would you rate the usability of this projector's remote control?
Guides 0
Reviews 0
The good, the bad, and the brutally honest.Average Rating
Discussions 0
Thoughts, takes, and hot debates.Awards 0
Only the best made it here.Collections 0
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