ViewSonic LS740-4K
#16 in 4KFull review
A bright 4K laser projector for living rooms with ambient light, golf simulators and large screens, for buyers who will add their own streaming device.
Amazon $1,799.99$1,799.99
The ViewSonic LS740-4K rates 4.2 among 4K projectors; the Optoma HZ41 rates 4.1 among native 1080p ones. The Optoma HZ41 costs $900.99 less ($899 vs $1,799.99).
Optoma HZ41
#4 in Native 1080pFull review
A bright, low lag 1080p laser projector for a living room or game room that isn’t fully dark. Bring your own streaming stick.
Amazon $899$899
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 (4K and native 1080p), 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 | ViewSonic LS740-4K | Optoma HZ41 |
|---|---|---|
| Overall rating | 4.2/5 | 4.1/5 |
| Brightness 25% | 100 5,000 ANSI lumens | 100 4,600 ISO 21118 lumens |
| Value 15% | 96 $0.36 per lumen | 95 $0.20 per lumen |
| Resolution 10% | 100 4K (pixel shift) | 100 1920 x 1080 native |
| Streaming 15% | 0 no built-in apps; needs a streaming stick | 0 no built-in apps; needs a streaming stick |
| Setup 10% | 20 1.6x zoom | 20 1.1x zoom |
| Light life 10% | 100 30,000 hour laser | 100 30,000 hour laser |
| Gaming 10% | 100 4.2 ms input lag | 99 8.6 ms input lag |
| Warranty 5% | 100 3-year warranty | 50 warranty not published (neutral score used) |
Specifications
| ViewSonic LS740-4K | Optoma HZ41 | |
|---|---|---|
| Picture | ||
| Brightness | 5,000 ANSI | 4,600 ISO 21118 |
| Native resolution | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) |
| Picture resolution | 4K (pixel shift from 1920x1080) | 1080p |
| Display | DLP | DLP |
| Light source | laser | laser |
| Light source life | 30,000 hours | 30,000 hours |
| HDR | - | HDR10, HLG |
| Dynamic contrast | 3,000,000:1 | 300,000:1 |
| Placement | ||
| Throw | Standard throw (1.4:1) | Standard throw (1.5:1) |
| Largest image | 300 in | 300 in |
| Autofocus | No | No |
| Auto keystone | No | No |
| Obstacle avoidance | No | No |
| Auto screen fit | No | No |
| Optical zoom | 1.6x | 1.1x |
| Streaming and gaming | ||
| Built-in apps | None | None |
| Input lag | 4.2 ms | 8.6 ms |
| Top refresh rate | 240 Hz | 120 Hz |
| HDMI ports | 2 | 2 |
| eARC | - | No |
| Speakers | 15 W | 15 W |
| Build | ||
| Battery | None | None |
| Fan noise | 32 dB | 29 dB |
| Power | 165 W | 170 W |
| Dimensions | 11.3 x 8.5 x 5.1 in (W x D x H) | 10.8 x 8.5 x 4.5 in (W x D x H) |
| Weight | 6.8 lb | 6.4 lb |
| Warranty | 3 years | - |
| Released | 2026-08 | 2026-03 |