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- SL2820n Vero vs LSD400HD-ST
Acer SL2820n Vero vs ViewSonic LSD400HD-ST
What SL2820n Vero does better (1) and where LSD400HD-ST wins (3) — every spec side by side.
vs
9.1Picture6.1
Why is SL2820n Vero better than LSD400HD-ST?
- Resolution (on screen)3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
Why is LSD400HD-ST better than SL2820n Vero?
- HDMI inputs1 vs 22×
- Ethernet (LAN)No · SL2820n Vero: Yes
- Audio outputNo · SL2820n Vero: Yes
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 | — | Laser |
| Brightness (ANSI / ISO lumens) | 4,000 lm | 4,000 lm |
| Contrast ratio (dynamic / claimed) | — | 300,000:1 |
| Lens & placement | ||
| Throw ratio | 2:1 | — |
| Throw type | Standard throw (1.0:1 and longer) | — |
| Distance for a 100″ 16:9 image | 4.43 m | — |
| Largest image size | — | 300″ |
| Keystone correction | — | Yes |
| Automatic keystone correction | — | No |
| Connectivity | ||
| HDMI inputs | 1 | 2 |
| HDMI version | 2 | — |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | Yes |
| VGA input | No | No |
| Audio output | No | Yes |
| Battery, power & lifetime | ||
| Light source life | — | 20,000 h |
| Light source life (eco mode) | — | 30,000 h |
| Design & noise | ||
| Fan noise | — | 32 dB |
| Fan noise (eco mode) | — | 27 dB |
| Weight | — | 3.1 kg |
| Width | — | 286 mm |
| Height | — | 129 mm |
| Depth | — | 216 mm |
| Colours | — | White |
