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- Photon Life PK31
OptomaHome cinema projector
Optoma Photon Life PK31
Optoma Photon Life PK31 is a home cinema projector released in 2025. Key specs: resolution (on screen) 3840 × 2160 (4K UHD), 4k method 4K by pixel shifting, brightness (ANSI / ISO lumens) 900 lm, light source LED.
5.1Score
Picture3.8
Setup & placement2.1
Noise, lifetime & portability8.6
price rangeUS$440–540Reference price converted from EUR
- Year
- 2025
- Brand
Optoma- Popularity
- #414 of 767
- Model numbers
- Optoma Photon Life PK31
3840 × 2160 (4K UHD)Resolution (on screen)
4K by pixel shifting4K method
900 lmBrightness (ANSI / ISO lumens)
LEDLight source
1.5:1Throw ratio
5 WBuilt-in speakers (total output)
32 dBFan noise
2.2 kgWeight
Spec guide
How it ranks among home cinema projectors of 2025
Brightness (ANSI / ISO lumens) · 900 lmBottom 49%
Built-in speakers (total output) · 5 WBottom 12%
Fan noise · 32 dBBottom 28%
Weight · 2.2 kgTop 41%
Compared with home cinema projectors released in 2025. Bars show the share of models it beats.
compared with other home cinema projectors
Why is Photon Life PK31 a good choice?
Light source life: 30,000 hbetter than 82% of home cinema projectors
Weight: 2.2 kgbetter than 93% of home cinema projectors
Weak points
Built-in speakers (total output): 5 Wworse than 88% of home cinema projectors
Brightness (ANSI / ISO lumens): 900 lmworse than 84% of home cinema projectors
In rankings
Specifications
Full specifications
Picture
- Native panel resolution
- 1920 × 1080 (Full HD)
- Brightness (ANSI / ISO lumens)
- 900 lm
- Contrast ratio (dynamic / claimed)
- 400:1
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″
- Largest image size
- 150″
- Optical zoom
- 1.1×
- Lens shift
- None
- Keystone correction
- Yes
- Automatic keystone correction
- No
Sound
- Built-in speakers (total output)
- 5 W
Connectivity
- HDMI inputs
- 1
- USB port
- Yes
- Ethernet (LAN)
- No
- VGA input
- No
- Audio output
- Yes
Battery, power & lifetime
- Light source life
- 30,000 h
Design & noise
- Fan noise
- 32 dB
- Fan noise (eco mode)
- 30 dB
- Weight
- 2.2 kg
- Colours
- Black
Specs are collected from manufacturers and open databases and normalised to one format; check details with the seller before you buy.
In collections
Projectors — 4K method: 4K by pixel shifting + Throw type: Standard throw (1.0:1 and longer)119Projectors — Light source: LED + DLP120Home cinema projectors — Light source: LED123Projectors — 4K method: 4K by pixel shifting + Lens shift: None126Projectors — Resolution (on screen): 3840 × 2160 (4K UHD) + Throw type: Standard throw (1.0:1 and longer)127Projectors — Resolution (on screen): 3840 × 2160 (4K UHD) + Lens shift: None131Projectors — 4K method: 4K by pixel shifting + light source life from 20,000 h147Projectors — Resolution (on screen): 3840 × 2160 (4K UHD) + light source life from 20,000 h157
