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- EH-TW840 vs N1S 4K
Epson EH-TW840 vs JMGO N1S 4K
What EH-TW840 does better (4) and where N1S 4K wins (5) — every spec side by side.
Dimensions
Size comparison
EH-TW840N1S 4K
| EH-TW840 | N1S 4K | Difference | |
|---|---|---|---|
| Height | 92 mm | 191 mm | −99 mm |
| Width | 302 mm | 187 mm | +115 mm |
| Depth | 252 mm | 165 mm | +87 mm |
| Weight | 2.7 kg | 2.2 kg | +0.5 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is EH-TW840 better than N1S 4K?
- Brightness (ANSI / ISO lumens)4,000 lm vs 1,700 lm2.4×
- Contrast ratio (dynamic / claimed)16,000:1 vs 1,600:110×
- HDMI inputs2 vs 12×
- Largest image size337″ vs 200″+68%
Why is N1S 4K better than EH-TW840?
- Resolution (on screen)1920 × 1080 (Full HD) vs 3840 × 2160 (4K UHD)
- Built-in speakers (total output)2 W vs 5 W2.5×
- Power consumption284 W vs 100 W2.8×
- Fan noise37 dB vs 26 dB+42%
- Weight2.7 kg vs 2.2 kg+23%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 1920 × 1080 (Full HD) | 3840 × 2160 (4K UHD) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| 4K method | — | 4K by pixel shifting |
| Display technology | 3LCD | DLP |
| Light source | Lamp | RGB triple laser |
| Brightness (ANSI / ISO lumens) | 4,000 lm | 1,700 lm |
| Contrast ratio (dynamic / claimed) | 16,000:1 | 1,600:1 |
| HDR support | — | Yes |
| HDR formats | — | HDR10 |
| Colour gamut (BT.2020) | — | 110% |
| Motion interpolation (MEMC) | — | Yes |
| 3D playback | — | Yes |
| Gaming | ||
| Game / low-latency mode | — | Yes |
| Lens & placement | ||
| Throw ratio | 1.21:1 | 1.2:1 |
| Throw ratio (zoomed in) | 1.45:1 | — |
| Throw type | Standard throw (1.0:1 and longer) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 2.68 m | 2.66 m |
| Smallest image size | 34″ | 40″ |
| Largest image size | 337″ | 200″ |
| Optical zoom | 1.2× | — |
| Lens shift | None | — |
| Autofocus | Yes | — |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | Yes | Yes |
| Built-in stand / gimbal | — | Yes |
| Sound | ||
| Built-in speakers (total output) | 2 W | 5 W |
| Smart & streaming | ||
| Smart platform | — | Google TV |
| Built-in smart platform | — | Yes |
| Netflix (officially licensed) | — | Yes |
| Wi-Fi | Yes | Yes |
| Bluetooth | — | Yes |
| Chromecast built-in | — | Yes |
| Connectivity | ||
| HDMI inputs | 2 | 1 |
| HDMI version | — | 2.1 |
| HDMI eARC | — | Yes |
| USB port | Yes | Yes |
| Ethernet (LAN) | Yes | — |
| VGA input | No | — |
| Audio output | Yes | — |
| Battery, power & lifetime | ||
| Power consumption | 284 W | 100 W |
| Light source life | 6,000 h | — |
| Light source life (eco mode) | 12,000 h | — |
| Design & noise | ||
| Fan noise | 37 dB | 26 dB |
| Fan noise (eco mode) | 28 dB | — |
| Weight | 2.7 kg | 2.2 kg |
| Width | 302 mm | 187 mm |
| Height | 92 mm | 191 mm |
| Depth | 252 mm | 165 mm |
| Colours | White | — |
