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- TK800M vs 4K550
BenQ TK800M vs Optoma 4K550
What TK800M does better (1) and where 4K550 wins (4) — every spec side by side.
Dimensions
Size comparison
TK800M4K550
| TK800M | 4K550 | Difference | |
|---|---|---|---|
| Height | 135 mm | 129 mm | +6 mm |
| Width | 353 mm | 392 mm | −39 mm |
| Depth | 272 mm | 281 mm | −9 mm |
| Weight | 4.2 kg | 5.8 kg | −1.6 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is TK800M better than 4K550?
- Weight4.2 kg vs 5.8 kg+38%
Why is 4K550 better than TK800M?
- Brightness (ANSI / ISO lumens)3,000 lm vs 5,000 lm+67%
- HDMI inputs1 vs 22×
- Fan noise33 dB vs 32 dB+3%
- Optical zoom1.1× vs 1.6×+45%
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) | 3,000 lm | 5,000 lm |
| Contrast ratio (dynamic / claimed) | — | 10,000:1 |
| HDR support | Yes | Yes |
| HDR formats | HDR10, HLG | — |
| 3D playback | Yes | Yes |
| Gaming | ||
| Maximum refresh rate | — | 120 Hz |
| Game / low-latency mode | Yes | — |
| Lens & placement | ||
| Throw ratio | 1.5:1 | 1.39:1 |
| Throw ratio (zoomed in) | 1.65:1 | 2.22:1 |
| 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 | 3.08 m |
| Smallest image size | — | 26″ |
| Largest image size | — | 302″ |
| Optical zoom | 1.1× | 1.6× |
| Lens shift | — | Vertical |
| Keystone correction | Yes | — |
| Automatic keystone correction | No | — |
| Sound | ||
| Built-in speakers (total output) | — | 10 W |
| Connectivity | ||
| HDMI inputs | 1 | 2 |
| USB port | — | Yes |
| Ethernet (LAN) | — | Yes |
| VGA input | Yes | Yes |
| Audio output | — | Yes |
| Battery, power & lifetime | ||
| Power consumption | — | 335 W |
| Light source life | — | 3,000 h |
| Light source life (eco mode) | — | 4,000 h |
| Design & noise | ||
| Fan noise | 33 dB | 32 dB |
| Weight | 4.2 kg | 5.8 kg |
| Width | 353 mm | 392 mm |
| Height | 135 mm | 129 mm |
| Depth | 272 mm | 281 mm |
| Colours | — | White |
