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- EH-TW740 vs HD146X
Epson EH-TW740 vs Optoma HD146X
What EH-TW740 does better (5) and where HD146X wins (5) — every spec side by side.
Why is EH-TW740 better than HD146X?
- Automatic keystone correctionYes · HD146X: No
- Light source life6,000 h vs 4,000 h+50%
- Ethernet (LAN)Yes · HD146X: No
- Largest image size386″ vs 300″+29%
- Power consumption286 W vs 295 W+3%
Why is HD146X better than EH-TW740?
- Brightness (ANSI / ISO lumens)3,300 lm vs 3,600 lm+9%
- Built-in speakers (total output)2 W vs 3 W+50%
- Fan noise37 dB vs 26 dB+42%
- Contrast ratio (dynamic / claimed)16,000:1 vs 25,000:1+56%
- Optical zoom1.35× vs 2×+48%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| Display technology | 3LCD | DLP |
| Light source | Lamp | — |
| Brightness (ANSI / ISO lumens) | 3,300 lm | 3,600 lm |
| Contrast ratio (dynamic / claimed) | 16,000:1 | 25,000:1 |
| HDR support | — | No |
| 3D playback | Yes | Yes |
| Gaming | ||
| Game / low-latency mode | — | Yes |
| Lens & placement | ||
| Throw ratio | 1.21:1 | 1.47:1 |
| Throw ratio (zoomed in) | 1.63:1 | 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 | 2.68 m | 3.25 m |
| Smallest image size | 30″ | 28″ |
| Largest image size | 386″ | 300″ |
| Optical zoom | 1.35× | 2× |
| Lens shift | None | None |
| Autofocus | No | — |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | Yes | No |
| Sound | ||
| Built-in speakers (total output) | 2 W | 3 W |
| Smart & streaming | ||
| Wi-Fi | Yes | Yes |
| Connectivity | ||
| HDMI inputs | 1 | 1 |
| HDMI version | — | 1.4 |
| USB port | Yes | Yes |
| Ethernet (LAN) | Yes | No |
| VGA input | No | No |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Power consumption | 286 W | 295 W |
| Light source life | 6,000 h | 4,000 h |
| Light source life (eco mode) | 12,000 h | 10,000 h |
| Design & noise | ||
| Fan noise | 37 dB | 26 dB |
| Fan noise (eco mode) | 28 dB | — |
| Weight | 2.8 kg | — |
| Width | 302 mm | — |
| Height | 92 mm | — |
| Depth | 252 mm | — |
| Colours | White | Black |
