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- LK835ST vs INL2169
BenQ LK835ST vs InFocus INL2169
What LK835ST does better (4) and where INL2169 wins (9) — every spec side by side.
Why is LK835ST better than INL2169?
- Resolution (on screen)3840 × 2160 (4K UHD) vs 1920 × 1200 (WUXGA)
- AutofocusYes · INL2169: No
- Contrast ratio (dynamic / claimed)3,000,000:1 vs 300,000:110×
- Weight3.4 kg vs 4.6 kg+35%
Why is INL2169 better than LK835ST?
- Built-in speakers (total output)10 W vs 20 W2×
- Brightness (ANSI / ISO lumens)4,000 lm vs 4,500 lm+12%
- Light source life20,000 h vs 30,000 h+50%
- Largest image size120″ vs 300″2.5×
- Native panel resolution1920 × 1080 (Full HD) vs 1920 × 1200 (WUXGA)
- Ethernet (LAN)No · LK835ST: Yes
- Fan noise34 dB vs 30 dB+13%
- Maximum refresh rate120 Hz vs 130 Hz+8%
- Optical zoom1.25× vs 2×+60%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 3840 × 2160 (4K UHD) | 1920 × 1200 (WUXGA) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1200 (WUXGA) |
| 4K method | 4K by pixel shifting | — |
| Display technology | DLP | DLP |
| Light source | Laser | Laser |
| Brightness (ANSI / ISO lumens) | 4,000 lm | 4,500 lm |
| Contrast ratio (dynamic / claimed) | 3,000,000:1 | 300,000:1 |
| Gaming | ||
| Maximum refresh rate | 120 Hz | 130 Hz |
| Lens & placement | ||
| Throw ratio | 0.69:1 | 1.21:1 |
| Throw ratio (zoomed in) | 0.83:1 | 1.59:1 |
| Throw type | Short throw (0.4–1.0:1) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 1.53 m | 2.68 m |
| Smallest image size | 60″ | — |
| Largest image size | 120″ | 300″ |
| Optical zoom | 1.25× | 2× |
| Lens shift | None | None |
| Autofocus | Yes | No |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | No | No |
| Sound | ||
| Built-in speakers (total output) | 10 W | 20 W |
| Smart & streaming | ||
| Wi-Fi | Yes | — |
| Connectivity | ||
| HDMI inputs | 2 | 2 |
| HDMI version | — | 2 |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | Yes |
| VGA input | No | Yes |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Power consumption | 320 W | — |
| Light source life | 20,000 h | 30,000 h |
| Design & noise | ||
| Fan noise | 34 dB | 30 dB |
| Fan noise (eco mode) | 28 dB | — |
| Weight | 3.4 kg | 4.6 kg |
| Colours | Black | White |
