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- EH-TW840 vs LSD300W-ST
Epson EH-TW840 vs ViewSonic LSD300W-ST
What EH-TW840 does better (5) and where LSD300W-ST wins (3) — every spec side by side.
vs
5.6Picture3.9
3.6Noise, lifetime & portability8.8
Dimensions
Size comparison
EH-TW840LSD300W-ST
| EH-TW840 | LSD300W-ST | Difference | |
|---|---|---|---|
| Height | 92 mm | 115 mm | −23 mm |
| Width | 302 mm | 294 mm | +8 mm |
| Depth | 252 mm | 237 mm | +15 mm |
| Weight | 2.7 kg | 2.8 kg | −0.1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is EH-TW840 better than LSD300W-ST?
- Resolution (on screen)1920 × 1080 (Full HD) vs 1280 × 800 (WXGA)
- Brightness (ANSI / ISO lumens)4,000 lm vs 3,300 lm+21%
- Native panel resolution1920 × 1080 (Full HD) vs 1280 × 800 (WXGA)
- HDMI inputs2 vs 12×
- Weight2.7 kg vs 2.85 kg+6%
Why is LSD300W-ST better than EH-TW840?
- Light source life6,000 h vs 60,000 h10×
- Contrast ratio (dynamic / claimed)16,000:1 vs 3,000,000:1187.5×
- Fan noise37 dB vs 32 dB+16%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 1920 × 1080 (Full HD) | 1280 × 800 (WXGA) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1280 × 800 (WXGA) |
| Display technology | 3LCD | DLP |
| Light source | Lamp | LED |
| Brightness (ANSI / ISO lumens) | 4,000 lm | 3,300 lm |
| Contrast ratio (dynamic / claimed) | 16,000:1 | 3,000,000:1 |
| Lens & placement | ||
| Throw ratio | 1.21:1 | 0.49:1 |
| Throw ratio (zoomed in) | 1.45:1 | — |
| Throw type | Standard throw (1.0:1 and longer) | Short throw (0.4–1.0:1) |
| Distance for a 100″ 16:9 image | 2.68 m | 1.08 m |
| Smallest image size | 34″ | — |
| Largest image size | 337″ | — |
| Optical zoom | 1.2× | — |
| Lens shift | None | — |
| Autofocus | Yes | — |
| Keystone correction | Yes | — |
| Automatic keystone correction | Yes | — |
| Sound | ||
| Built-in speakers (total output) | 2 W | — |
| Smart & streaming | ||
| Wi-Fi | Yes | — |
| Connectivity | ||
| HDMI inputs | 2 | 1 |
| USB port | Yes | Yes |
| Ethernet (LAN) | Yes | Yes |
| VGA input | No | Yes |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Power consumption | 284 W | — |
| Light source life | 6,000 h | 60,000 h |
| Light source life (eco mode) | 12,000 h | — |
| Design & noise | ||
| Fan noise | 37 dB | 32 dB |
| Fan noise (eco mode) | 28 dB | 27 dB |
| Weight | 2.7 kg | 2.85 kg |
| Width | 302 mm | 294 mm |
| Height | 92 mm | 115 mm |
| Depth | 252 mm | 237 mm |
| Colours | White | — |
