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- 4K550 vs LS700-4K
Optoma 4K550 vs ViewSonic LS700-4K
What 4K550 does better (6) and where LS700-4K wins (3) — every spec side by side.
Dimensions
Size comparison
4K550LS700-4K
| 4K550 | LS700-4K | Difference | |
|---|---|---|---|
| Height | 129 mm | 157 mm | −28 mm |
| Width | 392 mm | 396 mm | −4 mm |
| Depth | 281 mm | 314 mm | −33 mm |
| Weight | 5.8 kg | 7.1 kg | −1.3 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is 4K550 better than LS700-4K?
- Brightness (ANSI / ISO lumens)5,000 lm vs 3,300 lm+52%
- Built-in speakers (total output)10 W vs 2 W5×
- Lens shiftVertical vs None
- Fan noise32 dB vs 34 dB+6%
- Weight5.8 kg vs 7.14 kg+23%
- Optical zoom1.6× vs 1.3×+23%
Why is LS700-4K better than 4K550?
- Light source life3,000 h vs 20,000 h6.7×
- Contrast ratio (dynamic / claimed)10,000:1 vs 3,000,000:1300×
- Power consumption335 W vs 260 W+29%
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 |
| Brightness (ANSI / ISO lumens) | 5,000 lm | 3,300 lm |
| Contrast ratio (dynamic / claimed) | 10,000:1 | 3,000,000:1 |
| HDR support | Yes | Yes |
| HDR formats | — | HDR10 |
| 3D playback | Yes | — |
| Gaming | ||
| Maximum refresh rate | 120 Hz | 120 Hz |
| Game / low-latency mode | — | Yes |
| Lens & placement | ||
| Throw ratio | 1.39:1 | 1.13:1 |
| Throw ratio (zoomed in) | 2.22:1 | 1.47:1 |
| Throw type | Standard throw (1.0:1 and longer) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 3.08 m | 2.5 m |
| Smallest image size | 26″ | 60″ |
| Largest image size | 302″ | 300″ |
| Optical zoom | 1.6× | 1.3× |
| Lens shift | Vertical | None |
| Keystone correction | — | Yes |
| Automatic keystone correction | — | No |
| Sound | ||
| Built-in speakers (total output) | 10 W | 2 W |
| Connectivity | ||
| HDMI inputs | 2 | 2 |
| HDMI version | — | 2 |
| USB port | Yes | Yes |
| Ethernet (LAN) | Yes | Yes |
| VGA input | Yes | Yes |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Power consumption | 335 W | 260 W |
| Light source life | 3,000 h | 20,000 h |
| Light source life (eco mode) | 4,000 h | — |
| Design & noise | ||
| Fan noise | 32 dB | 34 dB |
| Fan noise (eco mode) | — | 32 dB |
| Weight | 5.8 kg | 7.14 kg |
| Width | 392 mm | 396 mm |
| Height | 129 mm | 157 mm |
| Depth | 281 mm | 314 mm |
| Colours | White | White |
