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- EH-QB1000 vs UHZ78LV
Epson EH-QB1000 vs Optoma UHZ78LV
What EH-QB1000 does better (0) and where UHZ78LV wins (5) — every spec side by side.
Dimensions
Size comparison
EH-QB1000UHZ78LV
| EH-QB1000 | UHZ78LV | Difference | |
|---|---|---|---|
| Height | 193 mm | 171 mm | +22 mm |
| Width | 520 mm | 498 mm | +22 mm |
| Depth | 447 mm | 331 mm | +116 mm |
| Weight | 12.8 kg | 11.5 kg | +1.3 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is EH-QB1000 better than UHZ78LV?
EH-QB1000 has no measurable advantages in this pair.
Why is UHZ78LV better than EH-QB1000?
- Brightness (ANSI / ISO lumens)3,300 lm vs 5,000 lm+52%
- Light source life20,000 h vs 30,000 h+50%
- Ethernet (LAN)No · EH-QB1000: Yes
- HDMI inputs2 vs 3+50%
- Weight12.8 kg vs 11.5 kg+11%
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 | — | Laser |
| Brightness (ANSI / ISO lumens) | 3,300 lm | 5,000 lm |
| Contrast ratio (dynamic / claimed) | 5,000:1 | — |
| HDR support | Yes | Yes |
| HDR formats | HDR10+, HDR10, HLG | HDR10+, Dolby Vision |
| Dolby Vision | — | Yes |
| 3D playback | — | Yes |
| Gaming | ||
| Maximum refresh rate | — | 85 Hz |
| Lens & placement | ||
| Throw ratio | 1.35:1 | — |
| Throw ratio (zoomed in) | 2.84:1 | — |
| Throw type | Standard throw (1.0:1 and longer) | — |
| Distance for a 100″ 16:9 image | 2.99 m | — |
| Smallest image size | 50″ | — |
| Largest image size | 300″ | 300″ |
| Optical zoom | — | 1.6× |
| Autofocus | Yes | — |
| Keystone correction | Yes | — |
| Automatic keystone correction | No | — |
| Connectivity | ||
| HDMI inputs | 2 | 3 |
| HDMI version | — | 2.1 |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | Yes |
| VGA input | No | No |
| Audio output | No | No |
| Battery, power & lifetime | ||
| Light source life | 20,000 h | 30,000 h |
| Design & noise | ||
| Fan noise | — | 28 dB |
| Fan noise (eco mode) | — | 25 dB |
| Weight | 12.8 kg | 11.5 kg |
| Width | 520 mm | 498 mm |
| Height | 193 mm | 171 mm |
| Depth | 447 mm | 331 mm |
| Colours | — | Black |
