Hisense PX4-PRO
A bright, high contrast ultra short throw TV replacement for living rooms, and the pick for console and PC gamers who want 240Hz on a 100 inch or larger screen.
Amazon $3,997.97$3,997.97
The Hisense PX4-PRO rates 4.4 among ultra short throw projectors; the Optoma UHD35STx rates 3.8 among 4K ones. The Optoma UHD35STx costs $2,698.97 less ($1,299 vs $3,997.97).
Optoma UHD35STx
#21 in 4KFull review
A short throw 4K gaming projector for small rooms where the projector has to sit close to the screen.
Amazon $1,299$1,299
Prices were last checked October 29, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different type classes (ultra short throw and 4K), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.
| Factor weight | Hisense PX4-PRO | Optoma UHD35STx |
|---|---|---|
| Overall rating | 4.4/5 | 3.8/5 |
| Brightness 25% | 90 3,500 ANSI lumens | 95 3,600 ANSI lumens |
| Value 15% | 57 $1.14 per lumen | 96 $0.36 per lumen |
| Resolution 10% | 100 4K (pixel shift) | 100 4K (pixel shift) |
| Streaming 15% | 100 VIDAA with licensed Netflix | 0 no built-in apps; needs a streaming stick |
| Setup 10% | 50 Auto keystone | 0 Manual focus and keystone |
| Light life 10% | 100 25,000 hour RGB laser | 69 15,000 hour lamp |
| Gaming 10% | 100 1 ms input lag | 100 4 ms input lag |
| Warranty 5% | 50 2-year warranty | 0 1-year warranty |
Specifications
| Hisense PX4-PRO | Optoma UHD35STx | |
|---|---|---|
| Picture | ||
| Brightness | 3,500 ANSI | 3,600 ANSI |
| Native resolution | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) |
| Picture resolution | 4K (pixel shift from 1920x1080) | 4K (pixel shift from 1920x1080) |
| Display | DLP | DLP |
| Light source | RGB laser | lamp |
| Light source life | 25,000 hours | 15,000 hours |
| HDR | Dolby Vision, HDR10+, HDR10, HLG | HDR10, HLG |
| Color gamut | 118% BT.2020 | - |
| Dynamic contrast | 6,500:1 | 1,000,000:1 |
| Placement | ||
| Throw | Ultra short throw (0.2:1) | Short throw (0.5:1) |
| Largest image | 200 in | 300 in |
| Autofocus | - | No |
| Auto keystone | - | No |
| Obstacle avoidance | - | No |
| Auto screen fit | Yes | No |
| Optical zoom | None | None |
| Streaming and gaming | ||
| Built-in apps | VIDAA, licensed Netflix | None |
| Input lag | 1 ms | 4 ms |
| Top refresh rate | 240 Hz | 240 Hz |
| HDMI ports | 4 | 2 |
| eARC | Yes | - |
| Speakers | 66 W | 10 W |
| Build | ||
| Battery | None | None |
| Fan noise | - | 28 dB |
| Power | 250 W | 320 W |
| Dimensions | 21.3 x 11.3 x 5.6 in | 12.4 x 10.63 x 4.65 in (W x D x H) |
| Weight | 18.3 lb | 7.7 lb |
| Warranty | 2 years | 1 years |
| Released | 2026-08 | 2022-09 |