- Attenborough.film
- Compare
- UHD30 vs UHD55
Optoma UHD30 vs Optoma UHD55
What UHD30 does better (2) and where UHD55 wins (3) — every spec side by side.
Why is UHD30 better than UHD55?
- Fan noise26 dB vs 28 dB+8%
- Power consumption305 W vs 317 W+4%
Why is UHD55 better than UHD30?
- Brightness (ANSI / ISO lumens)3,400 lm vs 3,600 lm+6%
- Contrast ratio (dynamic / claimed)500,000:1 vs 1,200,000:12.4×
- Ethernet (LAN)No · UHD30: Yes
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 | DLP | DLP |
| Brightness (ANSI / ISO lumens) | 3,400 lm | 3,600 lm |
| Contrast ratio (dynamic / claimed) | 500,000:1 | 1,200,000:1 |
| HDR support | Yes | Yes |
| HDR formats | — | HLG |
| Motion interpolation (MEMC) | Yes | — |
| 3D playback | Yes | Yes |
| Gaming | ||
| Maximum refresh rate | 120 Hz | — |
| Lens & placement | ||
| Throw ratio | 1.5:1 | 1.21:1 |
| Throw ratio (zoomed in) | 1.66:1 | 1.59:1 |
| Throw type | Standard throw (1.0:1 and longer) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 3.32 m | 2.68 m |
| Smallest image size | 33″ | — |
| Largest image size | 302″ | 300″ |
| Optical zoom | 1.1× | — |
| Lens shift | Vertical | Vertical |
| Keystone correction | Yes | — |
| Automatic keystone correction | No | — |
| Sound | ||
| Built-in speakers (total output) | 10 W | 10 W |
| Connectivity | ||
| HDMI inputs | 2 | 2 |
| HDMI version | 2 | 2 |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | Yes |
| VGA input | Yes | Yes |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Power consumption | 305 W | 317 W |
| Light source life | 4,000 h | 4,000 h |
| Light source life (eco mode) | 15,000 h | 10,000 h |
| Design & noise | ||
| Fan noise | 26 dB | 28 dB |
| Fan noise (eco mode) | — | 25 dB |
| Weight | 3.9 kg | — |
| Width | 315 mm | — |
| Height | 118 mm | — |
| Depth | 270 mm | — |
| Colours | White | White |
