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- Photon Life PK31 vs M1XB
Optoma Photon Life PK31 vs ViewSonic M1XB
What Photon Life PK31 does better (5) and where M1XB wins (3) — every spec side by side.
vs
3.8Picture2.2
Why is Photon Life PK31 better than M1XB?
- Brightness (ANSI / ISO lumens)900 lm vs 360 lm2.5×
- Resolution (on screen)3840 × 2160 (4K UHD) vs 854 × 480 (480p)
- Native panel resolution1920 × 1080 (Full HD) vs 854 × 480 (480p)
- HDMI inputs1 vs 0
- Largest image size150″ vs 100″+50%
Why is M1XB better than Photon Life PK31?
- Light source life30,000 h vs 60,000 h2×
- Contrast ratio (dynamic / claimed)400:1 vs 120,000:1300×
- Built-in speakers (total output)5 W vs 6 W+20%
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 3840 × 2160 (4K UHD) | 854 × 480 (480p) |
| Native panel resolution | 1920 × 1080 (Full HD) | 854 × 480 (480p) |
| 4K method | 4K by pixel shifting | — |
| Display technology | DLP | DLP |
| Light source | LED | LED |
| Brightness (ANSI / ISO lumens) | 900 lm | 360 lm |
| Contrast ratio (dynamic / claimed) | 400:1 | 120,000:1 |
| Gaming | ||
| Maximum refresh rate | — | 120 Hz |
| Lens & placement | ||
| Throw ratio | 1.5:1 | — |
| Throw ratio (zoomed in) | 1.65:1 | — |
| Throw type | Standard throw (1.0:1 and longer) | — |
| Distance for a 100″ 16:9 image | 3.32 m | — |
| Smallest image size | 60″ | 24″ |
| Largest image size | 150″ | 100″ |
| Optical zoom | 1.1× | — |
| Lens shift | None | — |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | No | No |
| Sound | ||
| Built-in speakers (total output) | 5 W | 6 W |
| Smart & streaming | ||
| Wi-Fi | — | Yes |
| Bluetooth | — | Yes |
| Connectivity | ||
| HDMI inputs | 1 | 0 |
| HDMI version | — | 1.4 |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | No |
| VGA input | No | No |
| Audio output | Yes | Yes |
| Battery, power & lifetime | ||
| Light source life | 30,000 h | 60,000 h |
| Design & noise | ||
| Fan noise | 32 dB | — |
| Fan noise (eco mode) | 30 dB | — |
| Weight | 2.2 kg | — |
| Width | — | 166 mm |
| Height | — | 54 mm |
| Depth | — | 138 mm |
| Colours | Black | — |
