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- H6542 vs Photon Life PK31
Acer H6542 vs Optoma Photon Life PK31
What H6542 does better (5) and where Photon Life PK31 wins (5) — every spec side by side.
vs
4.6Picture3.8
4.9Setup & placement2.1
5.0Noise, lifetime & portability8.6
Why is H6542 better than Photon Life PK31?
- Brightness (ANSI / ISO lumens)4,000 lm vs 900 lm4.4×
- Contrast ratio (dynamic / claimed)13,000:1 vs 400:132.5×
- Largest image size300″ vs 150″2×
- HDMI inputs2 vs 12×
- Optical zoom2× vs 1.1×+82%
Why is Photon Life PK31 better than H6542?
- Resolution (on screen)1920 × 1080 (Full HD) vs 3840 × 2160 (4K UHD)
- Light source life5,000 h vs 30,000 h6×
- Built-in speakers (total output)3 W vs 5 W+67%
- Fan noise33 dB vs 32 dB+3%
- Weight2.4 kg vs 2.2 kg+9%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 1920 × 1080 (Full HD) | 3840 × 2160 (4K UHD) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| 4K method | — | 4K by pixel shifting |
| Display technology | DLP | DLP |
| Light source | Lamp | LED |
| Brightness (ANSI / ISO lumens) | 4,000 lm | 900 lm |
| Contrast ratio (dynamic / claimed) | 13,000:1 | 400:1 |
| HDR support | No | — |
| 3D playback | Yes | — |
| Gaming | ||
| Maximum refresh rate | 120 Hz | — |
| Lens & placement | ||
| Throw ratio | 1.49:1 | 1.5:1 |
| Throw ratio (zoomed in) | 1.64:1 | 1.65:1 |
| Throw type | Standard throw (1.0:1 and longer) | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | 3.3 m | 3.32 m |
| Smallest image size | 27″ | 60″ |
| Largest image size | 300″ | 150″ |
| Optical zoom | 2× | 1.1× |
| Lens shift | None | None |
| Autofocus | No | — |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | No | No |
| Sound | ||
| Built-in speakers (total output) | 3 W | 5 W |
| Smart & streaming | ||
| Wi-Fi | Yes | — |
| Connectivity | ||
| HDMI inputs | 2 | 1 |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | No |
| VGA input | Yes | No |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Power consumption | 260 W | — |
| Light source life | 5,000 h | 30,000 h |
| Light source life (eco mode) | 10,000 h | — |
| Design & noise | ||
| Fan noise | 33 dB | 32 dB |
| Fan noise (eco mode) | 29 dB | 30 dB |
| Weight | 2.4 kg | 2.2 kg |
| Colours | White | Black |
