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- EH-TW7100 vs UHZ45
Epson EH-TW7100 vs Optoma UHZ45
What EH-TW7100 does better (2) and where UHZ45 wins (8) — every spec side by side.
Dimensions
Size comparison
EH-TW7100UHZ45
| EH-TW7100 | UHZ45 | Difference | |
|---|---|---|---|
| Height | 157 mm | 120 mm | +37 mm |
| Width | 410 mm | 337 mm | +73 mm |
| Depth | 310 mm | 265 mm | +45 mm |
| Weight | 6.9 kg | 4.8 kg | +2.1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is EH-TW7100 better than UHZ45?
- Maximum refresh rate240 Hz vs 120 Hz2×
- Lens shiftVertical and horizontal vs None
Why is UHZ45 better than EH-TW7100?
- Light source life3,500 h vs 30,000 h8.6×
- Brightness (ANSI / ISO lumens)3,000 lm vs 3,800 lm+27%
- Built-in speakers (total output)10 W vs 20 W2×
- Contrast ratio (dynamic / claimed)100,000:1 vs 2,000,000:120×
- Fan noise32 dB vs 29 dB+10%
- HDMI inputs2 vs 3+50%
- Weight6.9 kg vs 4.8 kg+44%
- Power consumption323 W vs 230 W+40%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 3840 × 2160 (4K UHD) | 3840 × 2160 (4K UHD) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| 4K method | 4K by pixel shifting | 4K by pixel shifting |
| Display technology | 3LCD | DLP |
| Light source | Lamp | Laser |
| Brightness (ANSI / ISO lumens) | 3,000 lm | 3,800 lm |
| Contrast ratio (dynamic / claimed) | 100,000:1 | 2,000,000:1 |
| HDR support | Yes | — |
| HDR formats | HDR10, HLG | — |
| Motion interpolation (MEMC) | Yes | — |
| 3D playback | Yes | Yes |
| Gaming | ||
| Maximum refresh rate | 240 Hz | 120 Hz |
| Lens & placement | ||
| Throw ratio | 1.32:1 | 1.5:1 |
| Throw ratio (zoomed in) | 2.15:1 | 1.66:1 |
| Throw type | Standard throw (1.0:1 and longer) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 2.92 m | 3.32 m |
| Smallest image size | 40″ | — |
| Largest image size | — | 300″ |
| Optical zoom | 1.63× | — |
| Lens shift | Vertical and horizontal | None |
| Autofocus | No | — |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | No | No |
| Sound | ||
| Built-in speakers (total output) | 10 W | 20 W |
| Smart & streaming | ||
| Wi-Fi | Yes | — |
| Bluetooth | Yes | — |
| Connectivity | ||
| HDMI inputs | 2 | 3 |
| HDMI version | — | 2 |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | No |
| VGA input | No | No |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Power consumption | 323 W | 230 W |
| Light source life | 3,500 h | 30,000 h |
| Light source life (eco mode) | 5,000 h | — |
| Design & noise | ||
| Fan noise | 32 dB | 29 dB |
| Fan noise (eco mode) | 24 dB | 27 dB |
| Weight | 6.9 kg | 4.8 kg |
| Width | 410 mm | 337 mm |
| Height | 157 mm | 120 mm |
| Depth | 310 mm | 265 mm |
| Colours | White | White |
