Optoma UHD35STx – Short Throw 4K UHD Gaming & Home Entertainment Projector
Product Description
The Optoma UHD35STx is built for gamers, movie lovers, and sports fans who want an ultra-immersive big-screen experience in any room. Featuring True 4K UHD resolution with 8.3 million on-screen pixels, lightning-fast input lag as low as 4.2ms, and a blazing 240Hz refresh rate, this projector delivers next-level responsiveness and smooth gameplay for a true competitive edge.
Its short throw lens projects a massive 100" image from just over a meter away, making it ideal for smaller rooms or setups where space is limited. With 3,600 lumens of brightness, HDR and HLG support, and vivid color reproduction, the UHD35STx produces stunning images even in well-lit environments — perfect for watching live sports or hosting movie nights with friends and family.
Compact and portable at just 7.7 lbs, the UHD35STx is easy to take on the go for gaming marathons, sports watch parties, or outdoor movie nights. Dual HDMI 2.0 inputs allow seamless connection to consoles, PCs, and streaming devices, while the built-in 10W speaker delivers clear, room-filling sound without extra equipment.
Key Features
True 4K UHD Resolution
CTA-certified 4K UHD with 8.3 million on-screen pixels for lifelike detail — four times the clarity of Full HD.
Short Throw Lens
Create a massive 100” image from just over 1 meter away, reducing shadows and maximizing placement flexibility.
Ultra-Low Input Lag
Achieve lightning-fast 4.2ms response time at 1080p/240Hz and 16.9ms at 4K/60Hz for a competitive gaming advantage.
240Hz Smooth Motion
Ultra-high refresh rate ensures fluid gameplay, reduced ghosting, and improved target tracking in fast-action scenes.
HDR10 & HLG Compatible
See more detail, depth, and texture with support for HDR10 and Hybrid Log Gamma content.
Brilliant Color Performance
Reproduces 100% of the Rec.709 color gamut for accurate cinematic colors or more saturated tones for gaming and animation.
Lights-On Viewing
Bright 3,600 lumens and a 1,000,000:1 contrast ratio deliver vibrant visuals even in rooms with ambient light.
Four Corner Correction & Keystone
Easily adjust image geometry — both vertically and horizontally — for a perfectly square picture, even on uneven surfaces.
Integrated 10W Speaker
Delivers clear, powerful audio for an easy, all-in-one setup without external speakers.
Dual HDMI 2.0 Inputs
Connect consoles, PCs, Blu-ray players, or streaming sticks like Chromecast, Apple TV, Fire TV, or Roku.
Specifications
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Display Technology: DLP®
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Resolution: True 4K UHD (3840x2160)
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Brightness: 3,600 lumens
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Contrast Ratio: 1,000,000:1
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Aspect Ratio: 16:9 (Compatible with 4:3)
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Screen Size: 36.4" – 300.5" diagonal
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Throw Ratio: 0.5:1 (Fixed)
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Projection Distance: 15.7" – 129.9"
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Keystone Correction: ±40° (Vertical & Horizontal)
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Input Lag: 4.2ms (1080p/240Hz), 16.9ms (4K/60Hz)
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Refresh Rate: Up to 240Hz (1080p)
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Lamp Life: Up to 15,000 hours (Dynamic mode)
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Speaker: 10W
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Connections:
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2x HDMI 2.0
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1x USB-A Power (1.5A)
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1x 3.5mm Audio Out
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1x S/PDIF Audio Out
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1x RS232
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1x 12V Trigger
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Noise Level: 24dB (min) – 28dB (max)
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Weight: 7.72 lbs
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Dimensions (W x D x H): 12.4" x 10.63" x 4.65"
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Included in Box: AC power cord, remote control (backlit), 2x AAA batteries, basic user manual