Epson EpiqVision Mini EF21 Review | 85 Data compared

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  • Avg. price in UK: ~£700
  • Avg. price in US: ~$900
  • ANSI lumens: 1000
  • Native panel resolution: 1920x1080
  • Throw ratio: ?

Epson EpiqVision Mini EF21 review. Compare 85 technical specifications and user reviews to see how it ranks among projectors and if it is worth buying.

6.5

Overall score

What it is: An overall evaluation of the projector's quality, based on technical analyses and user reviews.

When it matters: When you need a quick reference to identify the best projectors on the market.

Score components:

90.0%

6.3

Technical Score

10.0%

8.7

User score

Good
6.3

Technical Score

What it is: An assessment of the projector's technical performance, covering eight key areas: image quality, brightness, contrast, connectivity, gaming features, smart features, audio, and design.

When it matters: When you want to compare projectors based on technical performance and available features.

Score components:

42.0%

6.6

Image Quality

22.0%

4.8

Projection & Lens

12.0%

4.5

HDMI & Gaming

10.0%

8.1

Audio & Features

8.0%

7.0

Connectivity

6.0%

9.1

Design & Power

Good
8.7

User score

What it is: A rating that combines user reviews and the total number of reviews received by the projector.

When it matters: When you want to know how a projector performs in real use and how reliable it remains over time according to user feedback.

Score components:

70.0%

8.8

User reviews

30.0%

8.5

Popularity

User score:
United Kingdom
amazon
4.6
(129)
amazon
3.7
(16)
amazon
3.5
(14)

(Reviews last updated: June 2026)

Excellent
  • 7.1
    Gaming

    Score components:

    35.0%

    3.9

    Input lag

    25.0%

    10

    Refresh rate

    20.0%

    8.6

    Output Resolution

    10.0%

    10

    HDR10 support

    10.0%

    5.0

    Audio output power

  • 9.4
    Portable

    Score components:

    35.0%

    9.3

    Weight

    20.0%

    ?

    Has A Built-In Speaker

    15.0%

    10

    Bluetooth connectivity

    15.0%

    10

    Wi-Fi connectivity

    15.0%

    10

    Smart TV features

  • 6.7
    Home theatre

    Score components:

    30.0%

    8.6

    Output Resolution

    25.0%

    10

    HDR10 support

    20.0%

    1.0

    Dolby Vision support

    15.0%

    3.1

    ANSI lumens

    10.0%

    10

    Audible noise

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Best prices in UK

Best rankings

?

Available: ranking among products currently available (including other versions of this product).
All: ranking among all products in the database.

Verdict

The Epson EpiqVision Mini EF21 is a compact, portable 3LCD laser projector that delivers a Full HD (1080p) resolution with a brightness of 1,000 lumens and an impressive 5,000,000:1 dynamic contrast ratio. Key features include a 20,000-hour laser light source, built-in Google TV for seamless streaming of apps like Netflix and Disney+, dual 5W stereo speakers with Dolby Audio, and EpiqSense technology for automatic focus and keystone correction on screens up to 150 inches. Its main pros are its exceptionally vibrant and accurate color reproduction, lightweight design (approx. 2.3kg), and quiet operation as low as 19 dB in Eco mode. However, notable cons include its limited brightness in well-lit rooms, high input lag that makes it unsuitable for competitive gaming, and the lack of a built-in battery for true wire-free portability.

Technical Specifications of Epson EpiqVision Mini EF21

Technical Score

What it is: An assessment of the projector's technical performance, covering eight key areas: image quality, brightness, contrast, connectivity, gaming features, smart features, audio, and design.

When it matters: When you want to compare projectors based on technical performance and available features.

Score components:

42.0%

6.6

Image Quality

22.0%

4.8

Projection & Lens

12.0%

4.5

HDMI & Gaming

10.0%

8.1

Audio & Features

8.0%

7.0

Connectivity

6.0%

9.1

Design & Power

6.3
Epson EpiqVision Mini EF21 has a technical score of 6.27 points, which is higher than 62.8% of projectors.
User score

What it is: A rating that combines user reviews and the total number of reviews received by the projector.

When it matters: When you want to know how a projector performs in real use and how reliable it remains over time according to user feedback.

Score components:

70.0%

8.8

User reviews

30.0%

8.5

Popularity

User score:
United Kingdom
amazon
4.6
(129)
amazon
3.7
(16)
amazon
3.5
(14)

(Reviews last updated: June 2026)

8.7
Epson EpiqVision Mini EF21 has a user score of 8.72 points, which is higher than 85.5% of projectors.
Popularity
What it is: An indicator based on the number of reviews received by the projector.
When it matters: When you prefer to buy a product chosen and reviewed by many other consumers.
8.5
Epson EpiqVision Mini EF21 has a popularity of 8.5 points, which is higher than 80.7% of products in this category.
Ratio quality/price

What it is: An indicator that combines the projector's overall rating with its cost.

When it matters: When you are looking for a projector with a good balance between quality and price.

Score components:

60.0%

6.5

Overall score

40.0%

6.8

Price

6.6
Epson EpiqVision Mini EF21 has a quality-to-price ratio of 6.6 points, which is higher than 71.6% of products in this category.
ANSI lumens
What it is: Brightness output measured in ANSI lumens.
When it matters: When you watch with ambient light or on a large screen, higher brightness matters.

Importance: HIGH

1,000
Epson EpiqVision Mini EF21 reaches 1,000 ANSI lumens, dimmer than 67.8% of projectors and equal to 2.6% of projectors.
Contrast ratio
What it is: Ratio of brightest white to darkest black displayed by the projector.
When it matters: When you watch movies in a dark room, stronger contrast matters.

Importance: HIGH

5,000,000:1
Epson EpiqVision Mini EF21 has a contrast ratio of 5000000:1, higher than 97.9% of projectors and equal to 1.3% of projectors.
Dynamic contrast ratio.
Native panel resolution
What it is: Native resolution of the display panel or imaging device.
When it matters: When picture sharpness matters enough that you want to know the projector's true native imaging resolution, not just supported input formats.

Importance: HIGH

1920x1080
Epson EpiqVision Mini EF21 uses a native resolution of 1920x1080, higher than 26.2% of projectors and equal to 60.1% of projectors.
Output Resolution
What it is: The resolution the projector can actually display through its imaging system.
When it matters: When you want to know the actual image detail the projector can put on screen rather than just the source format it accepts.

Importance: HIGH

1920x1080
Epson EpiqVision Mini EF21 supports output resolution up to 1920x1080, higher than 24.9% of projectors and equal to 41% of projectors.
Projection technology
What it is: Projection imaging technology used by the projector.
When it matters: When color character, contrast behavior, and overall image personality matter before you compare brightness alone.

Importance: MEDIUM

3LCD
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Throw ratio
What it is: Ratio between projection distance and image width.
When it matters: When room size and screen size have to match properly instead of guessing whether the projector will fit the space.

Importance: MEDIUM

?
Min throw distance
What it is: Minimum distance required between projector and screen.
When it matters: When room depth is limited and you still need a large image from a short placement distance.

Importance: MEDIUM

0.65 m
Epson EpiqVision Mini EF21 needs a minimum throw distance of 0.65 m, shorter than 82.9% of projectors and equal to 0.8% of projectors.
Max projection size
What it is: Maximum supported image size for projection, measured diagonally.
When it matters: When you want a cinema-size picture, maximum projection size matters.

Importance: MEDIUM

150 inch
Epson EpiqVision Mini EF21 supports projection sizes up to 150 inch, smaller than 67.7% of projectors and equal to 10% of projectors.
Zoom ratio
What it is: Optical zoom capability expressed as a ratio.
When it matters: When projector placement is not ideal and you need optical zoom to frame the image correctly.

Importance: MEDIUM

N/A
Motorized zoom
What it is: Motorized control of the optical zoom function.
When it matters: When the projector position is fixed but screen size or framing still needs to be adjusted from a distance.

Importance: LOW

no
Epson EpiqVision Mini EF21 does not have motorized zoom. 16.3% of projectors have motorized zoom.
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Input lag
What it is: Time delay between input signal and displayed image, measured in milliseconds.
When it matters: When gaming responsiveness matters and you want controls to feel more immediate on fast titles.

Importance: MEDIUM

64.7 ms
Epson EpiqVision Mini EF21 has input lag of 64.7 ms, higher than 87.9% of projectors.
In Game Mode at 1080P/60Hz.
Auto low latency mode (ALLM)
What it is: Automatically reduces input lag when gaming.
When it matters: When you play fast games, lower latency matters.

Importance: LOW

no
Epson EpiqVision Mini EF21 does not support ALLM. 20.3% of projectors support ALLM.
Variable refresh rate (VRR)
What it is: Support for variable refresh rate to reduce screen tearing.
When it matters: When gaming matters and you want the projector to handle variable frame rates with less tearing or stutter.

Importance: LOW

no
Epson EpiqVision Mini EF21 does not support VRR. 1.9% of projectors support VRR.
HDMI version
What it is: Version of the HDMI standard supported.
When it matters: When source devices push newer HDMI features, refresh rates, or bandwidth levels that older ports may limit.

Importance: LOW

2.0
Epson EpiqVision Mini EF21 supports HDMI 2.0, more modern than 45.5% of projectors and equal to 36.7% of projectors.
Max HDMI bandwidth
What it is: Maximum bandwidth supported by HDMI inputs, measured in Gbps.
When it matters: When newer consoles, gaming PCs, or media boxes need more HDMI throughput than older projectors can handle.

Importance: LOW

18 Gbps
Epson EpiqVision Mini EF21 supports HDMI bandwidth up to 18 Gbps, higher than 48.1% of projectors and equal to 40% of projectors.
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N. of HDMI ports
What it is: Number of available HDMI input ports.
When it matters: When you need a console, streamer, set-top box, and another source connected at the same time without swapping cables.

Importance: LOW

1
Epson EpiqVision Mini EF21 has 1 HDMI port/s, fewer than 54.6% of projectors and equal to 42.2% of projectors.
Wi-Fi connectivity
What it is: Support for Wi-Fi network connectivity.
When it matters: When the projector should handle network features, updates, or streaming functions without needing wired Ethernet only.

Importance: LOW

yes
Epson EpiqVision Mini EF21 supports Wi-Fi. 47.4% of projectors support Wi-Fi.
Wi-Fi version
What it is: Supported Wi-Fi standard version.
When it matters: When wireless stability and throughput matter for streaming, updates, or projector ecosystem features.

Importance: LOW

Wi-Fi 5 (802.11ac)
Epson EpiqVision Mini EF21 supports Wi-Fi 5 (802.11ac), more modern than 55.6% of projectors and equal to 29.2% of projectors.
Bluetooth connectivity
What it is: Support for Bluetooth wireless connectivity.
When it matters: When you plan to pair wireless speakers, headphones, remotes, or other accessories directly with the projector.

Importance: LOW

yes
Epson EpiqVision Mini EF21 supports Bluetooth. 50.1% of projectors support Bluetooth.
Bluetooth version
What it is: Supported Bluetooth version.
When it matters: When wireless accessory compatibility and connection quality matter beyond Bluetooth being a simple checkbox.

Importance: LOW

5.1
Epson EpiqVision Mini EF21 supports Bluetooth 5.1, more modern than 80.8% of projectors and equal to 7.8% of projectors.
Show more
Smart TV features
What it is: Includes built-in Smart TV functions or operating system.
When it matters: When you prefer built-in apps and streaming convenience instead of adding an external media stick or box.

Importance: LOW

yes
Epson EpiqVision Mini EF21 has smart TV features. 56.3% of projectors have smart TV features.
Google TV built in.
Operating system
What it is: The built-in software platform that runs the projector interface, streaming apps, and smart features.
When it matters: When you care about which apps are available, how modern the smart interface feels, and whether the projector includes a built-in streaming platform.

Importance: LOW

Google TV
Android OS

Importance: MEDIUM

no
Dedicated smartphone app
What it is: Availability of a dedicated smartphone control app.
When it matters: When you want setup, input switching, or basic control handled from your phone without always reaching for a remote.

Importance: LOW

yes
Epson EpiqVision Mini EF21 comes with a dedicated smartphone app. 64.5% of projectors come with a dedicated smartphone app.
Epson iProjection app.
Remote control
What it is: Comes with a dedicated remote control for operation.
When it matters: When you want easier everyday control without extra gear, built-in convenience features matter.

Importance: LOW

yes
Epson EpiqVision Mini EF21 includes a remote control. 1.6% of projectors include a remote control.
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Light source type
What it is: Type of light source used by the projector.
When it matters: When maintenance expectations, startup behavior, brightness stability, and long-term running costs all matter in the buying decision.

Importance: LOW

laser
Epson EpiqVision Mini EF21 uses laser light source technology, more advanced than 74% of projectors and equal to 26% of projectors.
Laser Diode/Laser Array/Blue Laser Phosphor.
Laser Light Source
What it is: Whether the projector uses a laser light source instead of a traditional lamp.
When it matters: When lower maintenance, faster startup, and a lamp-free light engine matter over the long term.

Importance: LOW

yes
Epson EpiqVision Mini EF21 uses a laser light source. 72% of projectors use a laser light source.
Lamp life
What it is: Expected operational lifespan of the lamp in standard mode, measured in hours.
When it matters: When you care about running costs and maintenance intervals, light-source lifespan matters.

Importance: LOW

20,000 hours
Epson EpiqVision Mini EF21 offers lamp life of 20,000 hours, shorter than 34.3% of projectors and equal to 27.5% of projectors.
Laser light source life.
Lamp life (eco mode)
What it is: Expected operational lifespan of the lamp in eco mode, measured in hours.
When it matters: When you care about running costs and maintenance intervals, light-source lifespan matters.

Importance: LOW

20,000 hours
Epson EpiqVision Mini EF21 offers eco-mode lamp life of 20,000 hours, shorter than 32.8% of projectors and equal to 19.5% of projectors.
Eco mode rating.
Operating power consumption
What it is: Average power consumption during normal operation.
When it matters: When electricity use and heat output matter because the projector runs for long sessions or frequent daily use.

Importance: LOW

109 W
Epson EpiqVision Mini EF21 uses 109 W of power, less than 70.2% of projectors.
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Epson EpiqVision Mini EF21 vs the average projector

  • Higher contrast ratio
    Epson EpiqVision Mini EF21 has a higher contrast ratio than the average projector (5000000:1 vs 10000:1). The average projector has 10000:1 of contrast ratio.
    Dynamic contrast ratio.
    What it is: Ratio of brightest white to darkest black displayed by the projector.
    When it matters: When you watch movies in a dark room, stronger contrast matters.

    Importance: HIGH

    Epson EpiqVision Mini EF21 has a higher contrast ratio than the average projector (5000000:1 vs 10000:1). The average projector has 10000:1 of contrast ratio.5,000,000:1 vs 10,000:1
  • Advanced focus control
    Epson EpiqVision Mini EF21 offers Advanced focus control than the average projector (auto-focus vs manual). The average projector uses manual focus control.
    Manual remote fine-tuning available.
    What it is: Type of focus adjustment used by the projector.
    When it matters: When you change screen size or distance often, easier focus adjustment matters.

    Importance: MEDIUM

    Epson EpiqVision Mini EF21 offers Advanced focus control than the average projector (auto-focus vs manual). The average projector uses manual focus control.auto-focus vs manual
  • 2.82x higher refresh rate
    Epson EpiqVision Mini EF21 has a higher refresh rate than the average projector (240 Hz vs 85 Hz). The average projector has 85 Hz of refresh rate.
    What it is: Number of screen refreshes per second, measured in hertz.
    When it matters: When motion clarity matters for gaming, sports, or fast-moving video instead of slower cinematic content only.

    Importance: MEDIUM

    Epson EpiqVision Mini EF21 has a higher refresh rate than the average projector (240 Hz vs 85 Hz). The average projector has 85 Hz of refresh rate.240 Hz vs 85 Hz
  • Supports HDMI ARC
    Epson EpiqVision Mini EF21 supports HDMI ARC, while the average projector does not. 36.1% of projectors support HDMI ARC.
    On HDMI 2.
    What it is: Support for HDMI ARC to send audio to external devices.
    When it matters: When you use a soundbar, receiver, or speakers, audio output options matter.

    Importance: LOW

    Epson EpiqVision Mini EF21 supports HDMI ARC, while the average projector does not. 36.1% of projectors support HDMI ARC.
  • Wider color gamut
    Epson EpiqVision Mini EF21 has a higher color gamut coverage than the average projector (66.1% DCI-P3% vs 99% Rec.709%). The average projector has 99% Rec.709% of color gamut coverage.
    What it is: Percentage of the target color gamut covered by the projector.
    When it matters: When you care about accurate tones and refined image quality, color precision matters.

    Importance: HIGH

    Epson EpiqVision Mini EF21 has a higher color gamut coverage than the average projector (66.1% DCI-P3% vs 99% Rec.709%). The average projector has 99% Rec.709% of color gamut coverage.66.1% DCI-P3 % vs 99% Rec.709 %
  • Built-in smart TV features
    Epson EpiqVision Mini EF21 has built-in smart TV features, while the average projector does not. 43.7% of projectors have built-in smart TV features.
    Google TV built in.
    What it is: Includes built-in Smart TV functions or operating system.
    When it matters: When you prefer built-in apps and streaming convenience instead of adding an external media stick or box.

    Importance: LOW

    Epson EpiqVision Mini EF21 has built-in smart TV features, while the average projector does not. 43.7% of projectors have built-in smart TV features.
  • Smartphone app support
    Epson EpiqVision Mini EF21 supports smartphone app control, while the average projector does not. 35.6% of projectors support smartphone app control.
    Epson iProjection app.
    What it is: Availability of a dedicated smartphone control app.
    When it matters: When you want setup, input switching, or basic control handled from your phone without always reaching for a remote.

    Importance: LOW

    Epson EpiqVision Mini EF21 supports smartphone app control, while the average projector does not. 35.6% of projectors support smartphone app control.
  • Built-in Chromecast
    Epson EpiqVision Mini EF21 supports built-in Chromecast, while the average projector does not. 27.3% of projectors support built-in Chromecast.
    What it is: Built-in Chromecast support for wireless casting.
    When it matters: When you stream directly from phones, tablets, or laptops, wireless casting matters.

    Importance: LOW

    Epson EpiqVision Mini EF21 supports built-in Chromecast, while the average projector does not. 27.3% of projectors support built-in Chromecast.
  • Higher contrast ratio
    Epson EpiqVision Mini EF21 has a higher contrast ratio than the average projector (5000000:1 vs 10000:1). The average projector has 10000:1 of contrast ratio.
  • 2.82x higher refresh rate
    Epson EpiqVision Mini EF21 has a higher refresh rate than the average projector (240 Hz vs 85 Hz). The average projector has 85 Hz of refresh rate.
  • Wider color gamut
    Epson EpiqVision Mini EF21 has a higher color gamut coverage than the average projector (66.1% DCI-P3% vs 99% Rec.709%). The average projector has 99% Rec.709% of color gamut coverage.
  • Supports HLG
    Epson EpiqVision Mini EF21 supports HLG, while the average projector does not. 42.7% of projectors support HLG.
  • Advanced focus control
    Epson EpiqVision Mini EF21 offers Advanced focus control than the average projector (auto-focus vs manual). The average projector uses manual focus control.
  • 0.41 m shorter throw distance
    Epson EpiqVision Mini EF21 has a lower throw distance than the average projector (0.7 m vs 1.06 m). The average projector has 1.06 m of throw distance.
  • Motorized focus
    Epson EpiqVision Mini EF21 supports motorized focus, while the average projector does not. 47.2% of projectors support motorized focus.
  • Modern HDCP version
    Epson EpiqVision Mini EF21 offers Modern HDCP version than the average projector (2.3 vs 2.2). The average projector supports HDCP 2.2.
  • Supports HDMI ARC
    Epson EpiqVision Mini EF21 supports HDMI ARC, while the average projector does not. 36.1% of projectors support HDMI ARC.
  • Built-in Chromecast
    Epson EpiqVision Mini EF21 supports built-in Chromecast, while the average projector does not. 27.3% of projectors support built-in Chromecast.
  • Supports AirPlay
    Epson EpiqVision Mini EF21 supports AirPlay, while the average projector does not. 41.6% of projectors support AirPlay.
  • Supports Bluetooth
    Epson EpiqVision Mini EF21 supports Bluetooth, while the average projector does not. 49.9% of projectors support Bluetooth.
  • 1 more USB ports
    Epson EpiqVision Mini EF21 has more USB ports than the average projector (2 vs 1). The average projector has 1 USB ports.
  • Includes memory card slot
    Epson EpiqVision Mini EF21 includes an external memory slot, while the average projector does not. 34.9% of projectors include an external memory slot.
  • Built-in smart TV features
    Epson EpiqVision Mini EF21 has built-in smart TV features, while the average projector does not. 43.7% of projectors have built-in smart TV features.
  • Smartphone app support
    Epson EpiqVision Mini EF21 supports smartphone app control, while the average projector does not. 35.6% of projectors support smartphone app control.
  • Built-in stereo speakers
    Epson EpiqVision Mini EF21 has stereo speakers, while the average projector does not. 48.9% of projectors have stereo speakers.
  • Supports voice commands
    Epson EpiqVision Mini EF21 supports voice commands, while the average projector does not. 37.1% of projectors support voice commands.
  • 7 dB quieter operation
    Epson EpiqVision Mini EF21 has a lower audible noise than the average projector (23 dB vs 30 dB). The average projector has 30 dB of audible noise.
  • Uses laser light source
    Epson EpiqVision Mini EF21 uses a laser light source, while the average projector does not. 28.1% of projectors use a laser light source.
  • 9 dB quieter eco mode
    Epson EpiqVision Mini EF21 has a lower audible noise in eco mode than the average projector (19 dB vs 28 dB). The average projector has 28 dB of audible noise in eco mode.
  • 124.9 W lower power use
    Epson EpiqVision Mini EF21 uses less power than the average projector (109 W vs 233.9 W). The average projector uses 233.9 W of power.
  • 2 bit lower color depth
    Epson EpiqVision Mini EF21 has a lower color depth than the average projector (8 bit vs 10 bit). The average projector has 10 bit of color depth.
  • 54.5% dimmer image
    Epson EpiqVision Mini EF21 has lower ANSI lumens than the average projector (1,000 vs 2,200). The average projector has 2,200 ANSI lumens.
  • No 3D support
    Epson EpiqVision Mini EF21 does not support 3D playback, while the average projector does. 55.1% of projectors support 3D playback.
    No supported 3D playback format is stated.
  • No 3D glasses support
    Epson EpiqVision Mini EF21 does not support 3D glasses, while the average projector does. 55.9% of projectors support 3D glasses.
  • 100 inch smaller image size
    Epson EpiqVision Mini EF21 has a lower projection size than the average projector (150 inch vs 250 inch). The average projector has 250 inch of projection size.
  • 10 degrees less vertical keystone correction
    Epson EpiqVision Mini EF21 offers less vertical keystone correction than the average projector (20 degrees degrees vs 30 degrees degrees). The average projector offers 30 degrees degrees of vertical keystone correction.
  • 10 degrees less horizontal keystone correction
    Epson EpiqVision Mini EF21 offers less horizontal keystone correction than the average projector (20 degrees degrees vs 30 degrees degrees). The average projector offers 30 degrees degrees of horizontal keystone correction.
  • Limited HDMI format
    Epson EpiqVision Mini EF21 supports a less capable max HDMI input format than the average projector (1080p/60Hz vs 4K/120Hz). The average projector supports a max HDMI input format of 4K/120Hz.
  • 37.7 ms higher input lag
    Epson EpiqVision Mini EF21 has a higher input lag than the average projector (64.7 ms vs 27 ms). The average projector has 27 ms of input lag.
    In Game Mode at 1080P/60Hz.
  • 1 fewer HDMI ports
    Epson EpiqVision Mini EF21 has fewer HDMI ports than the average projector (1 vs 2). The average projector has 2 HDMI ports.
  • No RS-232 control
    Epson EpiqVision Mini EF21 does not support RS-232 control, while the average projector does. 52.1% of projectors support RS-232 control.
  • 1.5 W higher standby power
    Epson EpiqVision Mini EF21 uses more standby power than the average projector (2 W vs 0.5 W). The average projector uses 0.5 W of standby power.
  • Limited HDMI format
    Epson EpiqVision Mini EF21 supports a less capable max HDMI input format than the average projector (1080p/60Hz vs 4K/120Hz). The average projector supports a max HDMI input format of 4K/120Hz.
    What it is: Highest HDMI input format supported by the projector.
    When it matters: When you want to confirm the exact signal format the projector can accept from high-end modern sources.

    Importance: MEDIUM

    Epson EpiqVision Mini EF21 supports a less capable max HDMI input format than the average projector (1080p/60Hz vs 4K/120Hz). The average projector supports a max HDMI input format of 4K/120Hz.1080p/60Hz vs 4K/120Hz
  • 2 bit lower color depth
    Epson EpiqVision Mini EF21 has a lower color depth than the average projector (8 bit vs 10 bit). The average projector has 10 bit of color depth.
    What it is: Number of bits per color channel for color depth.
    When it matters: When you care about accurate tones and refined image quality, color precision matters.

    Importance: LOW

    Epson EpiqVision Mini EF21 has a lower color depth than the average projector (8 bit vs 10 bit). The average projector has 10 bit of color depth.8 bit vs 10 bit
  • 1 fewer HDMI ports
    Epson EpiqVision Mini EF21 has fewer HDMI ports than the average projector (1 vs 2). The average projector has 2 HDMI ports.
    What it is: Number of available HDMI input ports.
    When it matters: When you need a console, streamer, set-top box, and another source connected at the same time without swapping cables.

    Importance: LOW

    Epson EpiqVision Mini EF21 has fewer HDMI ports than the average projector (1 vs 2). The average projector has 2 HDMI ports.1 vs 2
  • 54.5% dimmer image
    Epson EpiqVision Mini EF21 has lower ANSI lumens than the average projector (1,000 vs 2,200). The average projector has 2,200 ANSI lumens.
    What it is: Brightness output measured in ANSI lumens.
    When it matters: When you watch with ambient light or on a large screen, higher brightness matters.

    Importance: HIGH

    Epson EpiqVision Mini EF21 has lower ANSI lumens than the average projector (1,000 vs 2,200). The average projector has 2,200 ANSI lumens.1,000 vs 2,200
  • 37.7 ms higher input lag
    Epson EpiqVision Mini EF21 has a higher input lag than the average projector (64.7 ms vs 27 ms). The average projector has 27 ms of input lag.
    In Game Mode at 1080P/60Hz.
    What it is: Time delay between input signal and displayed image, measured in milliseconds.
    When it matters: When gaming responsiveness matters and you want controls to feel more immediate on fast titles.

    Importance: MEDIUM

    Epson EpiqVision Mini EF21 has a higher input lag than the average projector (64.7 ms vs 27 ms). The average projector has 27 ms of input lag.64.7 ms vs 27 ms
  • 100 inch smaller image size
    Epson EpiqVision Mini EF21 has a lower projection size than the average projector (150 inch vs 250 inch). The average projector has 250 inch of projection size.
    What it is: Maximum supported image size for projection, measured diagonally.
    When it matters: When you want a cinema-size picture, maximum projection size matters.

    Importance: MEDIUM

    Epson EpiqVision Mini EF21 has a lower projection size than the average projector (150 inch vs 250 inch). The average projector has 250 inch of projection size.150 inch vs 250 inch
  • No 3D support
    Epson EpiqVision Mini EF21 does not support 3D playback, while the average projector does. 55.1% of projectors support 3D playback.
    No supported 3D playback format is stated.
    What it is: Whether the projector supports 3D playback in any format.
    When it matters: When you want real 3D playback rather than support for only one niche 3D format.

    Importance: LOW

    Epson EpiqVision Mini EF21 does not support 3D playback, while the average projector does. 55.1% of projectors support 3D playback.
  • 10 degrees less vertical keystone correction
    Epson EpiqVision Mini EF21 offers less vertical keystone correction than the average projector (20 degrees degrees vs 30 degrees degrees). The average projector offers 30 degrees degrees of vertical keystone correction.
    What it is: Range of vertical keystone correction supported.
    When it matters: When the projector sits too high or too low relative to the screen and vertical image correction becomes necessary.

    Importance: MEDIUM

    Epson EpiqVision Mini EF21 offers less vertical keystone correction than the average projector (20 degrees degrees vs 30 degrees degrees). The average projector offers 30 degrees degrees of vertical keystone correction.20 degrees vs 30 degrees

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Third-party reviews

(Reviews last updated: June 2026)

What customers like about Epson EpiqVision Mini EF21?

  • Compact and lightweight design makes it easy to move between rooms.
  • Integrated Google TV provides seamless access to streaming apps like Netflix and YouTube.
  • Fast and accurate automatic setup features, including autofocus and keystone correction.
  • Whisper-quiet operation, specifically noted as low as 19 dB in Eco mode.
  • Vibrant color accuracy and natural skin tones due to the 3LCD laser technology.
  • Long-lasting laser light source rated for up to 20,000 hours of use.
  • Surprisingly decent internal 5W speakers for its small size.

What customers dislike about Epson EpiqVision Mini EF21?

  • Lacks a built-in battery, requiring a nearby power outlet for operation.
  • Poor contrast levels and raised black levels, especially noticeable in dark scenes.
  • Unremarkable brightness (1,000 lumens) causes the image to wash out in ambient light.
  • Limited connectivity with only a single HDMI port available.
  • High input lag makes it unsuitable for competitive or fast-paced gaming.
  • The included remote control lacks backlighting, making it difficult to use in the dark.
  • Interface can occasionally feel sluggish or laggy when navigating Google TV menus.

Expert reviews

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rtings.com
20/10/2025
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cnet.com
22/05/2025
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hitechcentury.com
28/03/2025
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expertreviews.co.uk
23/12/2024
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irishexaminer.com
21/11/2024
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pickr.com.au
17/01/2025
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afr.com
21/01/2025
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gdgtme.com
10/02/2025
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av-magazin.de
22/11/2024
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lesnumeriques.com
17/02/2025
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gadgerss.com
14/07/2025
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enter.co
11/03/2025
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cronista.com
19/09/2025
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F
fwd.nl
18/09/2024
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Video reviews

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