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- H6805BDa vs LSD400HD
Acer H6805BDa vs ViewSonic LSD400HD
What H6805BDa does better (3) and where LSD400HD wins (4) — every spec side by side.
Dimensions
Size comparison
H6805BDaLSD400HD
| H6805BDa | LSD400HD | Difference | |
|---|---|---|---|
| Height | 114 mm | 129 mm | −15 mm |
| Width | 313 mm | 280 mm | +33 mm |
| Depth | 240 mm | 216 mm | +24 mm |
| Weight | 3.2 kg | 3 kg | +0.2 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is H6805BDa better than LSD400HD?
- Resolution (on screen)3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- Maximum refresh rate240 Hz vs 120 Hz2×
- Fan noise30 dB vs 32 dB+7%
Why is LSD400HD better than H6805BDa?
- Light source life4,000 h vs 30,000 h7.5×
- Brightness (ANSI / ISO lumens)3,600 lm vs 4,400 lm+22%
- Contrast ratio (dynamic / claimed)10,000:1 vs 3,000,000:1300×
- Weight3.2 kg vs 3 kg+7%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 3840 × 2160 (4K UHD) | 1920 × 1080 (Full HD) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| 4K method | 4K by pixel shifting | — |
| Display technology | DLP | DLP |
| Light source | Lamp | Laser |
| Brightness (ANSI / ISO lumens) | 3,600 lm | 4,400 lm |
| Contrast ratio (dynamic / claimed) | 10,000:1 | 3,000,000:1 |
| HDR support | Yes | — |
| HDR formats | HDR10 | — |
| 3D playback | Yes | — |
| Gaming | ||
| Maximum refresh rate | 240 Hz | 120 Hz |
| Lens & placement | ||
| Throw ratio | 1.5:1 | 1.48:1 |
| Throw ratio (zoomed in) | 1.66:1 | 1.62:1 |
| Throw type | Standard throw (1.0:1 and longer) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 3.32 m | 3.28 m |
| Smallest image size | 30″ | 30″ |
| Largest image size | 300″ | 300″ |
| Optical zoom | 2× | — |
| Lens shift | None | None |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | No | No |
| Sound | ||
| Built-in speakers (total output) | 10 W | — |
| Smart & streaming | ||
| Built-in smart platform | Yes | — |
| Wi-Fi | Yes | — |
| Connectivity | ||
| HDMI inputs | 2 | 2 |
| HDMI version | — | 2 |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | No |
| VGA input | Yes | No |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Power consumption | 310 W | — |
| Light source life | 4,000 h | 30,000 h |
| Light source life (eco mode) | 10,000 h | 20,000 h |
| Design & noise | ||
| Fan noise | 30 dB | 32 dB |
| Fan noise (eco mode) | 24 dB | 27 dB |
| Weight | 3.2 kg | 3 kg |
| Width | 313 mm | 280 mm |
| Height | 114 mm | 129 mm |
| Depth | 240 mm | 216 mm |
| Colours | White | White |
