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- TK705i vs LS711HD
BenQ TK705i vs ViewSonic LS711HD
What TK705i does better (6) and where LS711HD wins (6) — every spec side by side.
Dimensions
Size comparison
TK705iLS711HD
| TK705i | LS711HD | Difference | |
|---|---|---|---|
| Height | 168 mm | 129 mm | +39 mm |
| Width | 229 mm | 286 mm | −57 mm |
| Depth | 250 mm | 216 mm | +34 mm |
| Weight | 3.8 kg | 3 kg | +0.8 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is TK705i better than LS711HD?
- Resolution (on screen)3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- Automatic keystone correctionYes · LS711HD: No
- Contrast ratio (dynamic / claimed)600,000:1 vs 300,000:12×
- HDR supportYes · LS711HD: No
- Fan noise26 dB vs 30 dB+15%
- Built-in speakers (total output)16 W vs 15 W+7%
Why is LS711HD better than TK705i?
- Brightness (ANSI / ISO lumens)3,000 lm vs 4,200 lm+40%
- Maximum refresh rate60 Hz vs 120 Hz2×
- Largest image size120″ vs 300″2.5×
- Audio outputNo · TK705i: Yes
- Weight3.8 kg vs 3 kg+27%
- Power consumption250 W vs 210 W+19%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 3840 × 2160 (4K UHD) | 1920 × 1080 (Full HD) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| 4K method | 4K by pixel shifting | — |
| Display technology | DLP | DLP |
| Light source | LED | Laser |
| Brightness (ANSI / ISO lumens) | 3,000 lm | 4,200 lm |
| Native contrast ratio | 600,000:1 | — |
| Contrast ratio (dynamic / claimed) | 600,000:1 | 300,000:1 |
| HDR support | Yes | No |
| HDR formats | HDR10+, HDR10, HLG | — |
| Colour gamut (Rec.709) | 98% | — |
| 3D playback | Yes | Yes |
| Gaming | ||
| Input lag | 5 ms | — |
| Maximum refresh rate | 60 Hz | 120 Hz |
| Game / low-latency mode | Yes | — |
| Lens & placement | ||
| Throw ratio | 1:1 | 0.5:1 |
| Throw ratio (zoomed in) | 1.3:1 | — |
| Throw type | Standard throw (1.0:1 and longer) | Short throw (0.4–1.0:1) |
| Distance for a 100″ 16:9 image | 2.21 m | 1.11 m |
| Smallest image size | 55″ | 35″ |
| Largest image size | 120″ | 300″ |
| Optical zoom | 1.3× | — |
| Lens shift | None | None |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | Yes | No |
| Sound | ||
| Built-in speakers (total output) | 16 W | 15 W |
| Smart & streaming | ||
| Smart platform | Google TV | — |
| Built-in smart platform | Yes | — |
| Netflix (officially licensed) | Yes | — |
| Wi-Fi | Yes | Yes |
| Bluetooth | Yes | — |
| AirPlay | Yes | — |
| Chromecast built-in | Yes | — |
| Connectivity | ||
| HDMI inputs | 2 | 2 |
| HDMI version | — | 2 |
| HDMI eARC | Yes | — |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | No |
| VGA input | No | No |
| Audio output | No | Yes |
| Battery, power & lifetime | ||
| Power consumption | 250 W | 210 W |
| Light source life | 20,000 h | 20,000 h |
| Light source life (eco mode) | 30,000 h | 30,000 h |
| Design & noise | ||
| Fan noise | 26 dB | 30 dB |
| Fan noise (eco mode) | 24 dB | 24 dB |
| Weight | 3.8 kg | 3 kg |
| Width | 229 mm | 286 mm |
| Height | 168 mm | 129 mm |
| Depth | 250 mm | 216 mm |
| Colours | White | White |
