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Optoma UHD35STx — Review & Specs | Pricepect | Pricepect

Home ProjectorsOptoma UHD35STx

Optoma UHD35STx — image 1

Optoma

Optoma UHD35STx

Expert Review Analysis

The Optoma UHD35STx is a compact short‑throw projector that delivers true 4K UHD imagery via pixel‑shifting, 3,600 lumens brightness, and ultra‑low input lag, making it suitable for gaming and bright‑room home entertainment.

✓ Best for: Gaming enthusiasts who need sub‑5 ms input lag, users with bright rooms who benefit from 3,600 lumens, and installations in small or confined spaces where a short‑throw projector is essential.✗ Not ideal for: Environments that require true native 4K panels, setups needing lens shift or optical zoom for flexible placement, and users seeking high‑fidelity surround‑sound audio without external speakers.

Pros

✓Exceptional brightness of 3,600 lumens enables clear images even in well‑lit rooms.
✓True 4K UHD resolution achieved via XPR pixel‑shifting provides immersive gaming visuals.
✓Ultra‑short throw ratio of 0.5:1 allows 100‑inch images from just a few feet away.

Best Seller Rank History

Now#593Best#94Worst#1,383 +5

Lower = better sales rank

Specifications

Performance

Horizontal Scan Rate31‑135 kHz

Vertical Scan Rate24‑120 Hz

Input Lag

Input Lag (4K/60Hz)16.9 ms

Input Lag (1080p/240Hz)4.2 ms

Noise

Audible Noise (Eco)24 dB

Dimensions & Weight

Height4.52755 inches

Width10.6299 inches

Depth12.40155 inches

Weight8.77 pounds

Research Sources

projectorcentral.com

projectorscreen.com

crutchfield.com

audiogeneral.com

projektoren-datenbank.com

optomaeurope.com

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User Reviews

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3.8

(433 reviews)

$1,430.99$1,549.008% off

UHD35STxWhite 1 Year limited parts and labor warranty on the projector, 90 days lamp warranty

✓Low input lag of 4.2 ms at 1080p/240 Hz delivers competitive gaming performance.

✓Compact and portable design under 8 lb makes it easy to transport and install.

✓Quiet operation with as low as 24 dB in Eco mode reduces distraction during movies.

Cons

✗Native resolution is only 1080p, with 4K achieved through pixel‑shifting rather than true native pixels.
✗Lack of lens shift requires precise placement to achieve a perfectly centered image.
✗Fixed focal length with manual focus provides no optical zoom for flexible image sizing.
✗Lamp life varies from 4,000 hours (bright) to 15,000 hours (dynamic), necessitating periodic bulb replacement.
✗Built‑in speaker is mono 10 W only, limiting audio quality for home‑theater use.
✗Keystone correction limited to ±40° may not fully correct extreme projection angles.

Common Complaints

Users frequently note that the 4K image is produced by pixel‑shifting rather than native resolution, the absence of lens shift makes centering difficult, the fixed zoom limits sizing flexibility, the lamp requires regular replacement, and the built‑in mono speaker is insufficient for immersive audio.

Rating Trend

Rating3.1/ 5Reviews30+-667 reviews -0.90