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- TK860 vs PX749-4K
BenQ TK860 vs ViewSonic PX749-4K
What TK860 does better (2) and where PX749-4K wins (4) — every spec side by side.
Dimensions
Size comparison
TK860PX749-4K
| TK860 | PX749-4K | Difference | |
|---|---|---|---|
| Height | 127 mm | 222 mm | −95 mm |
| Width | 380 mm | 312 mm | +68 mm |
| Depth | 263 mm | 108 mm | +155 mm |
| Weight | 4.2 kg | 3 kg | +1.2 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is TK860 better than PX749-4K?
- Contrast ratio (dynamic / claimed)50,000:1 vs 12,000:14.2×
- HDMI inputs3 vs 2+50%
Why is PX749-4K better than TK860?
- Light source life4,000 h vs 40,000 h10×
- Brightness (ANSI / ISO lumens)3,300 lm vs 4,000 lm+21%
- Ethernet (LAN)No · TK860: Yes
- Weight4.2 kg vs 3 kg+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 | DLP | DLP |
| Light source | — | Lamp |
| Brightness (ANSI / ISO lumens) | 3,300 lm | 4,000 lm |
| Contrast ratio (dynamic / claimed) | 50,000:1 | 12,000:1 |
| HDR support | Yes | — |
| Lens & placement | ||
| Throw ratio | 1.13:1 | — |
| Throw ratio (zoomed in) | 1.47:1 | — |
| Throw type | Standard throw (1.0:1 and longer) | — |
| Distance for a 100″ 16:9 image | 2.5 m | — |
| Largest image size | 300″ | — |
| Optical zoom | 1.3× | — |
| Lens shift | None | — |
| Sound | ||
| Built-in speakers (total output) | 10 W | — |
| Connectivity | ||
| HDMI inputs | 3 | 2 |
| HDMI version | — | 2 |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | Yes |
| VGA input | No | No |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Power consumption | 330 W | — |
| Light source life | 4,000 h | 40,000 h |
| Light source life (eco mode) | 10,000 h | 20,000 h |
| Design & noise | ||
| Fan noise (eco mode) | 28 dB | — |
| Weight | 4.2 kg | 3 kg |
| Width | 380 mm | 312 mm |
| Height | 127 mm | 222 mm |
| Depth | 263 mm | 108 mm |
| Colours | White, Blue | White |
