TOPVISION T21 Review – Mini Projector 4000LUX Outdoor Movie with Synchronize Smart Phone Screen

TOPVISION T21 is a good option to get a great projection quality at an affordable price. The screen mirroring function, the picture brightness and the good value for money are some of its best features. Check them out in this full review!



  • Model: TOPVISION T21
  • Display Technology: LCD
  • Light source: LED
  • Native Resolution: 800 x 480 px
  • Max Resolution: 1920 x 1080 px (Full HD)
  • Brightness: 4000 lumens
  • Contrast ratio3: 3000:1
  • Keystone Correction: vertical ±15º
  • Screen size: 50 – 176 inches
  • Aspect ratio: 16:9 / 4:3
  • Projection modes: front / rear / ceiling
  • Projection distance: 4,9 – 17 ft (1,5 – 5,2 m)
  • Cooling system: dual fan with noise supression technology.
  • Fan noise: low
  • Built-in Speakers: stereo Hi-Fi
  • Dolby Digital (AC-3): not supported.
  • Connection terminals: HDMI / AV / VGA / USB / OUT 5V/ SD card slot (max 32GB) / audio output 3,5mm mini jack
  • Chromecast / Fire TV Stick / Roku: supported.
  • Netflix, Amazon Prime Video, Hulu: supported (NOTE: not supported from iPhone/Android using a charging cable due to copyright. Please, check out our “Netflix section” below to explore the available options to watch streaming services from your phone and other devices)
  • PowerPoint / Excel / Word presentations: not suitable
  • Lamp life: 50000 hours.
  • Power Supply: 100V-240V-50/60Hz
  • Dimensions: 7,4 x 5,9 x 3,1 in (18,8 x 14,9 x 7,87 cm)
  • Weight: 2,76 lb (1,25 kg)

*Some specs could vary slightly from one country to another.

What’s in the box?

  • TOPVISION T21 – Mini Projector
  • HDMI cable.
  • AV cable.
  • Power cable.
  • Lens cover.
  • Remote control.
  • User manual.

TOPVISION T21 Projector with Synchronize Smart Phone Screen


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 TOPVISION T21 Projector ComparisonQKK QK03 WiFi Projector Comparison
Native Resolution800 x 480 pxHD (1280 x 720 px)
Max ResolutionFull HD (1920 x 1080 px)Full HD (1920 x 1080 px)
Brightness4000 lumens5500 lumens
Contrast Ratio3000:13800:1
Keystone correction± 15° vertical± 15° vertical
Screen Mirroring via USB cable✔️✔️
Screen size32 – 176 inchesup to 176 inches
Buy in the USASee Price USASee Price USA
Buy in CanadaSee Price CASee Price CA
Buy in JapanSee Price JP
Buy in ItalySee Price IT
Buy in FranceSee Price FR
Buy in GermanySee Price DE
Buy in SpainSee Price ES
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TOPVISION T21: Main Features and Benefits

  • Its 4000 Lumens of brightness and 3000:1 ratio contrast, allow to get bright and sharp pictures.
  • Supports Full HD content and, even though its native resolution is 480 pixels, you can watch movies and videos with a good picture quality considering its price.
  • It delivers vivid and accurate colors which are good enough for the price. However, you could get better accuracy with a projector screen.
  • It allows you to mirror the Android and iOS devices’ screen directly through a charging cable. The connection doesn’t have stability issues, and is very simple to achieve. (Do not forget check out our “FAQ section” to know how to connect the smartphones correctly.)
  • You can connect a lot of devices, such as laptops (Windows or Mac), TV Box, pen drive, SD card, external hard drive, game consoles, DVD or Blu-Ray player and many more, through its multiple connection ports.
  • It comes with inbuilt HiFi stereo speakers which offer a good and clear sound. However, if you would to increase the quality, especially when the projection takes place on outdoors or just because you want a richer sound, you can simply connect an external speaker.
  • Get a giant 176 inch screen and don’t worry about the picture distortion, you can solve it using the vertical keystone correction.
  • It is easy to use, has an excellent performance and comes with everything you need to project as soon as you get it.

TOPVISION T21 Netflix – How to watch Netflix and other apps on this projector?

To be able to watch Netflix on TOPVISION T21, as well as many other streaming services like Amazon Prime Video, Disney Plus, HBO Now, Apple TV Plus and Hulu, and apps like YouTube, you have several options:

  1. Chromecast, Fire TV Stick or Roku connected to the projector’s HDMI port.
  2. Android smartphone or tablet connected via USB C to HDMI cable to the projector’s HDMI port.
  3. iPhone or iPad connected to the projector’s HDMI port through a Lightning to HDMI cable.
  4. Laptop, MacBook, PC or Mac connected to the HDMI port.
  5. PS3, PS4, Nintendo Switch or Xbox One connected via HDMI to the projector’s HDMI port.
  6. Via Android TV Box or Apple TV Box connected to the HDMI port.
  7. Nvidia Shield TV o Shield TV Pro connected to the HDMI port.
GOOD TO KNOW: Due to this projector does not support Dolby Digital sound, to be able to watch Neflix without sound issues you have to change the Netflix’s audio setting from surround sound 5.1 to stereo on “Audio and Subtitles” menu.

Frequently Asked Questions

  • How to connect iPhone to Topvision projector?
    You have to connect your iPhone or iPad into the OUT 5V port via Lightning cable.
  • How to connect Android to Topvision projector?
    You have to download the “EZCast” app from the Google Play Store. Then, connect your Android phone (or tablet) via USB cable in the OUT 5V port (do not plug in the USB port) and follow the steps provided by the app to finally mirroring your phone.
  • Can I watch Netflix on this projector?
    Yes, you can. But you should know that is not possible stream Netflix from the phone using the screen mirroring function via USB cable due to the copyright. However, it can be done from the iPhone/iPad using a Lightning to HDMI adapter and from the Android devices through an MHL cable (make sure the Android device support MHL function). Also, you can stream Netflix, Amazon Prime Video, Hulu and other streaming services via Chromecast, Fire TV Stick, Roku or a laptop.
  • Does it work with a Chromecast, Fire TV Stick and Roku?
    Yes, with no issues.
  • Can I use this projector for a business presentation?
    It is not recommended for business presentations. Some text types of PPT, Word and Excel documents could be displayed a little bit blurry.
  • Could it be ceiling mounted?
    Yes, using a universal mount as it is shown below.

Recommended accessories for TOPVISION Projector T21

Inflatable Outdoor and Indoor Theater Projector Screen

Universal mount for ceiling and wall

Adjustable Projector Stand

Projection Screen

Bluetooth Transmitter

USB C to HDMI Cable (MHL)

Lightning to HDMI Cable

TOPVISION T21 Projector Case

TOPVISION T21 Best Deals

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TOPVISION T21 Projector Comparison

TOPVISION Mini Projector 4000LUX Outdoor Movie Projector with Synchronize Smart Phone Screen, Video Projector 1080P Supported Compatible with Fire Stick,HDMI,VGA,USB,TV,Box,Laptop,DVD

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TOPVISION T21 Projector Comparison

Mini Projector, TOPVISION Video Projector with Synchronize Smart Phone Screen, 1080P Supported, 176″ Display, 50,000 Hours Led, Compatible with Smartphone, HDMI, VGA, USB, TV, Box, Laptop, DVD

TOPVISION T21 Price in Japan

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TOPVISION T21 Projector

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TOPVISION T21 Projector

TOPVISION T21 Price in France

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TOPVISION T21 Projector

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Mini Projector, Topvision Synchronize Smartphone Screen Video Projector 1080P Supported 176″ Display, 50000 Hours LED, Compatible with HDMI/USB/TV/DVD for Home Entertainment Office

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TOPVISION T21 Projector

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