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- UHZ66 vs X1-4K
Optoma UHZ66 vs ViewSonic X1-4K
What UHZ66 does better (7) and where X1-4K wins (3) — every spec side by side.
Dimensions
Size comparison
UHZ66X1-4K
| UHZ66 | X1-4K | Difference | |
|---|---|---|---|
| Height | 114 mm | 121 mm | −7 mm |
| Width | 274 mm | 355 mm | −81 mm |
| Depth | 216 mm | 244 mm | −28 mm |
| Weight | 3 kg | 3.6 kg | −0.6 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is UHZ66 better than X1-4K?
- Brightness (ANSI / ISO lumens)4,000 lm vs 2,150 lm+86%
- Built-in speakers (total output)15 W vs 12 W+25%
- Largest image size303″ vs 150″2×
- Ethernet (LAN)Yes · X1-4K: No
- Fan noise30 dB vs 33 dB+10%
- Power consumption185 W vs 236 W+28%
- Weight3 kg vs 3.6 kg+20%
Why is X1-4K better than UHZ66?
- Lens shiftNone vs Vertical
- Contrast ratio (dynamic / claimed)500,000:1 vs 3,000,000:16×
- Optical zoom1.6× vs 2×+25%
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 |
| Light source | Laser | LED |
| Brightness (ANSI / ISO lumens) | 4,000 lm | 2,150 lm |
| Contrast ratio (dynamic / claimed) | 500,000:1 | 3,000,000:1 |
| HDR support | Yes | Yes |
| Gaming | ||
| Maximum refresh rate | 240 Hz | 240 Hz |
| Game / low-latency mode | Yes | Yes |
| Lens & placement | ||
| Throw ratio | 1.4:1 | 1.15:1 |
| Throw ratio (zoomed in) | 2.24:1 | 1.5:1 |
| Throw type | Standard throw (1.0:1 and longer) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 3.1 m | 2.55 m |
| Smallest image size | 26″ | 60″ |
| Largest image size | 303″ | 150″ |
| Optical zoom | 1.6× | 2× |
| Lens shift | None | Vertical |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | No | No |
| Sound | ||
| Built-in speakers (total output) | 15 W | 12 W |
| Smart & streaming | ||
| Built-in smart platform | — | Yes |
| Wi-Fi | — | Yes |
| Bluetooth | — | Yes |
| Internal storage | — | 16 GB |
| Connectivity | ||
| HDMI inputs | 2 | 2 |
| HDMI version | 2 | 2 |
| HDMI eARC | Yes | — |
| USB port | Yes | Yes |
| Ethernet (LAN) | Yes | No |
| VGA input | No | No |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Power consumption | 185 W | 236 W |
| Light source life | 30,000 h | 30,000 h |
| Design & noise | ||
| Fan noise | 30 dB | 33 dB |
| Fan noise (eco mode) | 28 dB | 29 dB |
| Weight | 3 kg | 3.6 kg |
| Width | 274 mm | 355 mm |
| Height | 114 mm | 121 mm |
| Depth | 216 mm | 244 mm |
| Colours | White | Black |
