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- LS901-4K vs Horizon 20 Max
ViewSonic LS901-4K vs XGIMI Horizon 20 Max
What LS901-4K does better (3) and where Horizon 20 Max wins (4) — every spec side by side.
vs
9.6Picture9.1
8.4Setup & placement9.4
5.8Noise, lifetime & portability6.4
Why is LS901-4K better than Horizon 20 Max?
- Built-in speakers (total output)30 W vs 24 W+25%
- Ethernet (LAN)Yes · Horizon 20 Max: No
- Optical zoom2× vs 1.25×+60%
Why is Horizon 20 Max better than LS901-4K?
- Lens shiftVertical vs Vertical and horizontal
- Automatic keystone correctionNo · LS901-4K: Yes
- Brightness (ANSI / ISO lumens)5,500 lm vs 5,700 lm+4%
- Fan noise31 dB vs 28 dB+11%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 3840 × 2160 (4K UHD) | 3840 × 2160 (4K UHD) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| 4K method | 4K by pixel shifting | 4K by pixel shifting |
| Display technology | DLP | DLP |
| Light source | Laser | RGB triple laser |
| Brightness (ANSI / ISO lumens) | 5,500 lm | 5,700 lm |
| Contrast ratio (dynamic / claimed) | — | 20,000:1 |
| HDR support | Yes | Yes |
| HDR formats | — | HDR10+, Dolby Vision |
| Dolby Vision | — | Yes |
| Colour gamut (BT.2020) | — | 110% |
| Motion interpolation (MEMC) | — | Yes |
| 3D playback | — | Yes |
| Gaming | ||
| Input lag | — | 1 ms |
| Maximum refresh rate | — | 240 Hz |
| Game / low-latency mode | — | Yes |
| Lens & placement | ||
| Throw ratio | 1.2:1 | 1.2:1 |
| Throw ratio (zoomed in) | 2.04:1 | 1.5:1 |
| Throw type | Standard throw (1.0:1 and longer) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 2.66 m | 2.66 m |
| Smallest image size | 30″ | 40″ |
| Largest image size | 300″ | 300″ |
| Optical zoom | 2× | 1.25× |
| Lens shift | Vertical | Vertical and horizontal |
| Autofocus | — | Yes |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | No | Yes |
| Obstacle avoidance | — | Yes |
| Automatic screen fit | — | Yes |
| Sound | ||
| Built-in speakers (total output) | 30 W | 24 W |
| Smart & streaming | ||
| Smart platform | — | Google TV |
| Built-in smart platform | — | Yes |
| Netflix (officially licensed) | — | Yes |
| Wi-Fi | — | Yes |
| Bluetooth | — | Yes |
| AirPlay | — | Yes |
| Chromecast built-in | — | Yes |
| Internal storage | — | 128 GB |
| Connectivity | ||
| HDMI inputs | 2 | 2 |
| HDMI eARC | — | Yes |
| USB port | Yes | Yes |
| Ethernet (LAN) | Yes | No |
| VGA input | No | No |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Light source life | 20,000 h | 20,000 h |
| Light source life (eco mode) | — | 25,000 h |
| Design & noise | ||
| Fan noise | 31 dB | 28 dB |
| Fan noise (eco mode) | 25 dB | — |
| Weight | — | 4.9 kg |
| Width | — | 298 mm |
| Height | — | 249 mm |
| Depth | — | 190 mm |
| Colours | White | Grey |
