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- INL156 vs LS740HD
InFocus INL156 vs ViewSonic LS740HD
What INL156 does better (5) and where LS740HD wins (4) — every spec side by side.
Dimensions
Size comparison
INL156LS740HD
| INL156 | LS740HD | Difference | |
|---|---|---|---|
| Height | 265 mm | 129 mm | +136 mm |
| Width | 337 mm | 286 mm | +51 mm |
| Depth | 119 mm | 216 mm | −97 mm |
| Weight | 3.9 kg | 3 kg | +0.9 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is INL156 better than LS740HD?
- Light source life30,000 h vs 20,000 h+50%
- Contrast ratio (dynamic / claimed)2,000,000:1 vs 300,000:16.7×
- Audio outputYes · LS740HD: No
- Fan noise30 dB vs 32 dB+7%
- Power consumption161 W vs 210 W+30%
Why is LS740HD better than INL156?
- Brightness (ANSI / ISO lumens)3,500 lm vs 5,000 lm+43%
- Ethernet (LAN)No · INL156: Yes
- HDMI version1.4 vs 2+43%
- Weight3.9 kg vs 3 kg+30%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| Display technology | DLP | DLP |
| Light source | Laser | Laser |
| Brightness (ANSI / ISO lumens) | 3,500 lm | 5,000 lm |
| Contrast ratio (dynamic / claimed) | 2,000,000:1 | 300,000:1 |
| HDR support | No | No |
| 3D playback | — | Yes |
| Gaming | ||
| Maximum refresh rate | 120 Hz | 120 Hz |
| Lens & placement | ||
| Throw ratio | 1.19:1 | 1.13:1 |
| Throw ratio (zoomed in) | 1.54:1 | 1.47:1 |
| Throw type | Standard throw (1.0:1 and longer) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 2.63 m | 2.5 m |
| Smallest image size | — | 30″ |
| Largest image size | — | 300″ |
| Optical zoom | — | 2× |
| Lens shift | None | None |
| Autofocus | No | — |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | No | No |
| Sound | ||
| Built-in speakers (total output) | 15 W | 15 W |
| Smart & streaming | ||
| Wi-Fi | — | Yes |
| Connectivity | ||
| HDMI inputs | 2 | 2 |
| HDMI version | 1.4 | 2 |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | Yes |
| VGA input | Yes | No |
| Audio output | Yes | No |
| Battery, power & lifetime | ||
| Power consumption | 161 W | 210 W |
| Light source life | 30,000 h | 20,000 h |
| Light source life (eco mode) | — | 30,000 h |
| Design & noise | ||
| Fan noise | 30 dB | 32 dB |
| Fan noise (eco mode) | — | 26 dB |
| Weight | 3.9 kg | 3 kg |
| Width | 337 mm | 286 mm |
| Height | 265 mm | 129 mm |
| Depth | 119 mm | 216 mm |
| Colours | White | White |
