• Full 4K, 8 million pixel display, perfect pixel alignment and great contrast
  • Bright 3,000 lumens and stable output, achieves 1,500,000 : 1 Contrast
  • Wide Colour Gamut Mode that achieves 95% DCI-P3 Coverage
  • HDR 10 & HLG Supported for Brightest Whites, Deepest Darks, and Lifelike Colors
  • Superb gaming experience with extremely low 4ms Input Lag for 240Hz at 1080P, 16.9ms for 60Hz at 4K UHD
  • Auto detect and display Super Ultra Wide 21:9/32:9 screen for immersive panoramic view
  • Smart Home with Optoma Marketplace, File Manager, Creative Cast App, and more
  • Easy installation with 1.3x zoom, 4-corner adjustment, 2D keystone correction, and warping

Introducing Optoma UHD66 smart projector for home. To create a personal home theatre or to set up a home office/school environment, UHD66 is perfect any way. UHD66 delivers true 4K UHD resolution with the breathtaking images. With Wide Colour Gamut mode with 95% DCI-P3 coverage, UHD66 delivers authentic and lifelike colors, suitable for movies and games filled with brilliant colors or artsy hues that support HDR and HLG metadata.

UHD66 also comes with the upgraded Smart Home features including Optoma Marketplace, File Manager, Creative Cast, and connectivity with voice assistants, offering the comprehensive home entertainment experience. With the ability to implement 4-corner adjustment, 2D keystone correction, vertical lens shift, powered 1.3x zoom, and warping at 3*3 matrix, UHD66 is perfectly easy to install in any room at home, or to create a simulation scenario.


4K Smart Home Cinema and Home Entertainment Projector

  • True 4K UHD True 4K UHD(3840x2160)
  • Light-on Viewing Light-onViewing
  • Wireless Display WirelessDisplay
  • 97% DCI-P3 95% DCI-P3on WCG Mode
  • Enhanced Gaming Mode EnhancedGaming Mode
  • 500,000:1 Contrastv 1,500,000:1Contrast

Create your own entertainment room and personal office at home

UHD66 bring movies, sport, streaming media and more to life in sharp 4K HDR giant screen with unparalleled theater-quality colors and smooth visuals.

  • True 4K UHD True 4K UHD(3840x2160)
  • 34~302” HLG 34~302”Massive Image
  • PureMotion (MEMC) PureMotion(MEMC)
  • 95% DCI-P3 WCG Mode95% DCI-P3
  • Dynamic Black Technology Dynamic BlackTechnology
  • Full 3D Full 3D
  • Marketplace APP Store Marketplace APP Store

What is True 4K UHD

At least 8 million active pixels

The Consumer Technology Association (CTA) ® definition of 4K Ultra HD resolution states the display resolution must have at least 8 million active pixels.

The Consumer Technology Association (CTA)®

True 4K UHD 4K Ultra HD with at least 8 million active pixels displayed packs every detail the director intends.

Optoma HDR


UHD66 supports HDR10 and HLG. When a HDR / HLG signal is detected, the projector automatically switches to HDR / HLG display mode. Through Optoma’s HDR color mapping and tone mapping technology, it enables HDR / HLG movies or games to be presented at their best in terms of color accuracy and improved contrast ratio through dynamic contrast.


Wide Color Gamut Mode – MoreVisually Striking Movies

UHD66’s Wide Color Gamut Mode enhances your movie experience by reproducing authentic and lifelike colors. Suitable for movies and games filled with brilliant colors or artsy hues that support HDR and HLG metadata.

97% DCI-P3 DCI-P3
97% DCI-P3 95% DCI-P3 on Wide Color Gamut
97% DCI-P3 DCI-P3

Vibrant color with DCI-P3 HDR, SDR and HLG mode​

Vibrant color with DCI-P3 HDR, SDR and HLG mode


  1. 1.Brightness drops to 450lm when the WCG_SDR/HDR/HLG mode is on.
  2. 2.The WCG_SDR/HDR/HLG Mode support is on HDMI Port 2 only.
Limitless Entertainment

Limitless Entertainmentwith Optoma UHD66

  • USB Power Out

    USB Power Out(5V/1.5A)

  • HDMI 2.0

    HDMI 2.0HDCP 2.24K 60Hz

Connect your favorite media streaming devices or game console to the HDMI port of UHD66, including Roku, Amazon Fire TV, Chromecast Ultra, Nvidia Shield TV, Apple TV, Chromecast with Google PlayStation 5 and Xbox Series X/S.

Limitless Entertainment

Optoma Marketplace app store

Watch your favorite streaming movies and TV shows on a massive screen

Optoma Marketplace app store
Optoma Marketplace app store


  1. 1.Apps do not come pre-installed.
  2. 2.Apps and trademarks belong to their respective companies.
  3. 3.App resolutions are dependent on the policies of their respective developers.
  4. 4.App categories available may differ according to device firmware version.
  5. 5.Google Play Store services not supported.

Built-in or External SpeakerFantastic Sound for Gaming

Built-in or External Speaker Built-in or External Speaker
  • Built-in or External Speaker
  • Built-in or External Speaker
  • Built-in or External Speaker

Options for Convenient Sound

Auto Display Mode for Blu-ray 3D

Optoma provides “3D” display mode to resolve the issues related to variations in brightness of 3D images due to overlapping signals and use of specialized lenses. When a 3D signal is received from Blu-ray 3D, the system directly switches to [3D] mode to elevate image brightness and contrast.

  •  Blu-ray 3D Auto switching
  •  Blu-ray 3D Increased brightness and contrast
 Blu-ray 3D

*Full 3D support is on HDMI2.


Using sophisticated frame-interpolation technology, advanced motion control processing eliminates motion blurring or image judder, even in high-speed action sequences.

*The PureMotion support is on HDMI Port 2.

Play big with family and friends. Scale up your gaming dramatically

Optoma takes gaming to the next level. UHD66 packs in everything a gamer could want: Immersive large screen image for the richest color gamut and sharpest contrast, extremely low input lag, high refresh rates,good motion handling and excellent contrast—perfect for intense gaming as well as casual gaming.

fast 240hz 4ms

Perfect Display for Gaming

  • HDR Effect HDREffect
  •  21:9 / 32:9 Ultra Wide 21:9 / 32:9Ultra Wide
  • 4K 60Hz 4K60Hz
  • 1080p 240Hz 1080p240Hz

Enhanced Gaming Mode

  • Lag-free Lag-freeInput Lag4ms@1080P240Hz
  • Lag-free Input Lag 4ms @240Hz 1080P Low InputLag 16.9ms@4K 60Hz

*The Enhanced Gaming Mode support is on HDMI Port 1.

Less input delay means faster response times for a competitive edge!

See more with panoramic view

16:9 Conventional

21:9 UltraWide

32:9 Super Ultra Wide

Super Ultra Wide
Super Ultra Wide

Work from Home with Optoma

Big Screen Experience for the Whole Family – adults can work from home more efficiently and children can enjoy more engaging life-sized remote learning

  • True 4K UHD True 4K UHD(3840x2160)
  • Wireless WirelessDisplay
  • File Manager File Manager
  • Low Blue Low BlueLight Eye Care
  • 4K UHD
  • 4K UHD
  • 4K UHD

Relieve your eye strain - Larger and sharp images with lower blue light

Designed to deliver detailed images, figures and graphics that look impressively sharp on a big screen. No need to squint to read figures on spreadsheets or text on complicated graphics.

  • 4K UHD
  • 4K UHD

Smarter home entertainment

  • Creative Cast for seamless wireless display Creative Cast for seamlesswireless display
  • Hands-free voice assistant Hands-free voice assistant
  • Marketplace App store MarketplaceApp store
  • Cloud-connected File Manager Cloud-connectedFile Manager
  • IFTTT for home automation IFTTT forhome automation
  • Optoma Connect personal infowall Optoma Connectpersonal infowall
  • Change wallpaper as you wish 4K ScenicWallpapers
  • Light and shadow ambience screensaver Digital Galleryambience screensaver

Optoma built the smart platform with Android OS for more convenience and easy connection to multimedia.

Learn more

Powerful hardware to run your smart projector

UHD66 implements powerful hardware including a 4-core CPU, 2GB RAM and 16 GB of storage, providing users a much higher level of performance and consistency for more responsive and smoother wireless smart home applications, multi-media playback and big screen gaming.

Works with Alexa and Google Home

Connect your projector for seamless hands-free control. You can power on/off your projector, change input mode, control volume, and play media with just your voice.

smart projection Note:
  1. 1.Supported languages- Alexa: EN-US, EN-UK, EN-CA(Canada), EN-AU(Australia), EN-IN(India), German,French Google assistant: EN(General), ZH-TW
  2. 2.Dolphin in the voice instruction of the scenario image is the name user appointed to the projector.
smart projection smart projection

Creative Cast

Wirelessly display and share content on a big screen using the Creative Cast app.Seamless stream content from your smartphone, tablet, or laptop without the use of cables. The app also acts as a remote control allowing you to control the projector from the device in your pocket.


Quick and Convenient Controls via Creative Cast

Smart Control –Turn your smartphone into a remote control and keyboard. Better yet, input text easily using your preferred smartphone keyboard and its voice-to-text feature.

  • TapCast IOS
  • TapCast Android

Download the Creative Cast App and connect your PC/Mobile device to the same Wi-Fi as projector before you get started.

Wireless Display

Stream content from your smartphones and tablets in seconds.

Wireless Display
Wireless Display


Wireless display of DRM-protected content such as Netflix, Disney+, Hulu, Spotify, Prime Video, etc can only be done through Creative Cast Chrome mirroring (PC and Mac) or iOS and Mac OS built-in mirroring. To display DRM-protected content from a laptop we also suggest users use HDMI.

The following are examples of content that can be mirrored via Creative Cast:

  • 1. Photos, videos and music files on your mobile phone
  • 2. Webpages
  • 3. Movie/TV streaming services (Via Chrome only)
  • 4. Office and email software
Wireless Display

File Manager

Easily share and transfer files using this cloud-connected File Manager. The simple and intuitive app supports 3 major cloud storage services: Google Drive, MS One Drive, Dropbox and cloud media player. You can download files to the projector from your device via IP address. Also it allows you to use security PIN to keep personal cloud storage account secure.

File Manager
  • File Manager

    Connect your cloud space to the projector and set security PIN to secure access .

  • File Manager

    Transfer files to the projector from browser via IP address.

Flexible & Hassle-Free Installation

  • 2D Keystone 2D KeystoneCorrection +/- 40 degreehorizontal & vertical correction
  • 4-Corner 4-CornerCorrection
  • Lens Shift Lens Shift 105%~115%(tolerance ±5%)
  • Digital Image Shift Digital Image Shift Vertical±100Horizontal±100
  • Digital Zoom Digital Zoom 95%~125%
  • Zoom Ratio 1.3x Zoom Ratio 1.3x Can be adjusted usingZoom Lever & Focus Ring
  • Warping Warping 3*3 Matrix

4 Corner geometric adjustment+/- 40 degreehorizontal & vertical correction

Flexible & Hassle-Free Installation

A more intense level of realism and immersion with UHD66 curved-screen projection

Excellent for gaming, exhibitions and training simulators eg. flight, driving and helicopter simulation.

Warping adjustment - before and after

3x3 Distortion Correction

  • Distortion Correction
  • Distortion Correction
  • Distortion Correction
  • Distortion Correction
  • Distortion Correction
  • Distortion Correction

Application: Non-planar screens such a curved screens and advanced off-axis correction

Long Life of15,000 Hours

Dynamic Black Mode 15,000hrs

ECO Mode 10,000hrs

Bright Mode 4,000hrs

Dynamic Black Mode
  • 1USB 1-USB 2.0, Power OUT (5V/1.5A)
  • 2VGA In
  • 3USB 2-USB 2.0, USB stick and WiFi dongle
  • 4RJ45
  • 5RS-232
  • 6HDMI 1 -V2.0 (HDCP2.2 / 4K 60Hz / Support low latency)
  • 7HDMI 2 -V2.0 (HDCP2.2 / 4K 60Hz / Support MEMC / Support WCG-Wide Color Gamut mode)
  • 8USB 3-USB 2.0 (USB stick and WiFi dongle)
  • 9S/PDIF -Support PCM 2 channel
  • 1012V Out
  • 11Audio In (stereo, 3.5mm jack)
  • 12Audio Out (stereo, 3.5mm jack)

Additional information

Display Technology

DLP 4K UHD chip

Native Resolution



Light Source

Lamp Life


Throw Ratio

Zoom Type

1.3x Manual

I/O Connectors

2x HDMI, VGA in , Audio in(3.5mm jack), Audio out, S/PDIF, USB-A (power 5V/1.5A), USB-Ax2( USB stick and WiFi Dongle), RJ45, RS232, 12V trigger

Speaker (Watts)


Weight (Kg)

Dimensions (W x D x H) (mm)

315 x 270 x115 mm (w/o feet), 315 x 270 x118 mm (w/ feet)

Aspect Ratio

Projection Screen Size

34.1" – 302.4"

Projection Lens

F# 1.94~2.23 / f 12.81~16.74mm



Horizontal Scan Rate


Vertical Scan Rate

24 – 120Hz (1080p/240Hz at Enhanced Gaming Mode)

Displayable Colors

1073.4 million colors (10 bit)

3D Support

Full 3D (HDMI2 only, HDMI1:Frame Sequential/ Frame packing)

Noise Level

Power Supply

100–240V, 50–60Hz, auto-switching

Power Consumption

Power Consumption (Min) @110V 210W; Power Consumption (Max) @110V 330W Power Consumption (Min) @220V 200W; Power Consumption (Max) @220V 320W



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