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- GT1080HDR vs UHD35
Optoma GT1080HDR vs Optoma UHD35
What GT1080HDR does better (3) and where UHD35 wins (1) — every spec side by side.
Dimensions
Size comparison
GT1080HDRUHD35
| GT1080HDR | UHD35 | Difference | |
|---|---|---|---|
| Height | 112 mm | 118 mm | −6 mm |
| Width | 316 mm | 315 mm | +1 mm |
| Depth | 257 mm | 270 mm | −13 mm |
| Weight | 3 kg | 3.9 kg | −0.9 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is GT1080HDR better than UHD35?
- Brightness (ANSI / ISO lumens)3,800 lm vs 3,500 lm+9%
- Fan noise26 dB vs 28 dB+8%
- Weight3 kg vs 3.9 kg+30%
Why is UHD35 better than GT1080HDR?
- HDMI inputs1 vs 22×
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | — | 3840 × 2160 (4K UHD) |
| Native panel resolution | — | 1920 × 1080 (Full HD) |
| 4K method | — | 4K by pixel shifting |
| Display technology | DLP | DLP |
| Light source | Lamp | — |
| Brightness (ANSI / ISO lumens) | 3,800 lm | 3,500 lm |
| Contrast ratio (dynamic / claimed) | — | 1,000,000:1 |
| HDR support | Yes | Yes |
| HDR formats | HDR10 | — |
| Motion interpolation (MEMC) | — | Yes |
| 3D playback | Yes | Yes |
| Gaming | ||
| Maximum refresh rate | — | 120 Hz |
| Game / low-latency mode | Yes | Yes |
| Lens & placement | ||
| Throw ratio | 0.5:1 | 1.5:1 |
| Throw ratio (zoomed in) | — | 1.66:1 |
| Throw type | Short throw (0.4–1.0:1) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 1.11 m | 3.32 m |
| Smallest image size | — | 33″ |
| Largest image size | — | 302″ |
| Optical zoom | — | 1.1× |
| Lens shift | — | Vertical |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | No | No |
| Sound | ||
| Built-in speakers (total output) | — | 10 W |
| Connectivity | ||
| HDMI inputs | 1 | 2 |
| HDMI version | — | 2 |
| USB port | — | Yes |
| Ethernet (LAN) | — | No |
| VGA input | Yes | Yes |
| Audio output | — | Yes |
| Battery, power & lifetime | ||
| Power consumption | — | 305 W |
| Light source life | — | 4,000 h |
| Light source life (eco mode) | — | 15,000 h |
| Design & noise | ||
| Fan noise | 26 dB | 28 dB |
| Fan noise (eco mode) | — | 26 dB |
| Weight | 3 kg | 3.9 kg |
| Width | 316 mm | 315 mm |
| Height | 112 mm | 118 mm |
| Depth | 257 mm | 270 mm |
| Colours | — | White |
