Optoma Optoma UHD35STx Projector, 3840 x 2160 4K UHD, 3600 Lumen

Short-throw projector for 4K UHD gaming and home entertainment

Dive into the world of Ultra HD gaming, live sports and TV shows. The UHD35STx delivers impressively bright, high-quality 4K UHD images, lightning-fast input lag of just 4ms and a high refresh rate of 240Hz - perfect for a competitive edge in gaming.

With its short-throw lens, it can be positioned just over a metre from the projection surface, creating an oversized 100-inch image.

Compact and easy to set up, this high-brightness projector is ideal for well-lit environments so sports fans can enjoy the live action with family or friends with the lights on. Thanks to HDR and Amazing Colour technology, it delivers accurate, lifelike colour reproduction for movie lovers.

A built-in speaker provides powerful sound and two HDMI inputs allow you to connect multiple devices such as set-top boxes, game consoles and HDMI dongles. Weighing less than 2.5 kg, it can be taken to a friend's house for a sporting event, a movie night or a gaming marathon.

Short-distance projection

This projector can project large images from a short distance, meaning you can get an image up to 100 inches from just under a metre away.

Big Screen Entertainment

Create and view images far larger than any TV with a projector. You can create a stunning image of up to 300 inches*. Perfect for an immersive cinema experience in the comfort of your own home.

Bright images even in daylight

This all-round home entertainment projector combines high brightness and vibrant colours for a vivid, lifelike picture in brightly lit environments - ideal for TV shows, sports and movies or gaming with family or friends at any time of day.

4K UHD resolution

With more than 8 million pixels, 4K UHD resolution brings four times more detail to the screen than Full HD, delivering sharp, lifelike and rich colours. So you can sit even closer to the screen and really immerse yourself in the picture.

Saturated colours

Whether it's movies, TV shows or video games: Optoma projectors deliver stunningly rich colours in any environment and for any content. Our home cinema projectors work with the Rec.709 Colour scheme, the international HDTV standard, to ensure accurate colour reproduction.

Perfect for gaming

The advanced Gaming Mode improves response time up to {{ProjInput_Lag}}ms for lightning-fast response times.

240Hz Smooth Motion

Enjoy ultra-smooth, fluid motion and reduced lag. A high refresh rate makes it easier to follow the action so you can hit your target sooner. Ideal for fast action games.

HLG compatible

Suitable for receiving and displaying Hybrid Log Gamma (HLG) HDR content. HLG compatible projectors from Optoma allow you to see even more detail and textures. Objects look more solid and lifelike and the extra detail gives more sense of depth. It's like looking through a window. (UHZ65UST and P2 via USB only).

Dual HDMI inputs

Play games, stream videos and share photos on the big screen in the comfort of your home. Thanks to the dual HDMI inputs, you can easily connect your game console, set-top box, laptop, PC, Blu-ray player or media streamer with a single cable. You can even turn it into a smart projector by connecting an HDMI dongle such as Google Chromecast™, Amazon Fire TV, Apple TV™ or Roku® Stick.

See more

Get into the game and enjoy an immersive, life-size experience on a large screen that is significantly larger than a conventional TV at up to 300 inches*. The larger split-screen area also makes multiplayer games more attractive.

Built-in speaker

Complete your home cinema experience with the convenient built-in speaker. It delivers great sound and saves you the time and hassle of buying extra speakers.

24p

Most movies are shot at 24 frames per second (fps). Optoma projectors can recognise HD sources and play movies at 24 fps as the director intended.

USB Power

Use USB power to supply power to an HDMI dongle, such as Google Chromecast.

Horizontal Keystone Correction and Four Corner Adjustment

Whether horizontal, vertical keystone correction or Four Corner Adjustment for even images - this projector can do both. So it is also suitable for unusual placements with uneven walls or the like.