ViewSonicHome cinema projector
ViewSonic PX748-4K
ViewSonic PX748-4K is a home cinema projector released in 2021. Key specs: resolution (on screen) 3840 × 2160 (4K UHD), 4k method 4K by pixel shifting, brightness (ANSI / ISO lumens) 4,000 lm, throw ratio 1.13:1.
6.3Score
Picture8.4
Setup & placement6.0
Noise, lifetime & portability3.7
price range—
- Year
- 2021
- Brand
ViewSonic- Popularity
- #746 of 767
- Series
- ViewSonic PX-K · 4 generations
- Model numbers
- Viewsonic PX748-4K
3840 × 2160 (4K UHD)Resolution (on screen)
4K by pixel shifting4K method
4,000 lmBrightness (ANSI / ISO lumens)
1.13:1Throw ratio
YesHDR support
10 WBuilt-in speakers (total output)
32 dBFan noise
2.8 kgWeight
Spec guide
How it ranks among home cinema projectors of 2021
Brightness (ANSI / ISO lumens) · 4,000 lmTop 13%
Built-in speakers (total output) · 10 WTop 48%
Fan noise · 32 dBBottom 31%
Weight · 2.8 kgTop 47%
Compared with home cinema projectors released in 2021. Bars show the share of models it beats.
compared with other home cinema projectors
Why is PX748-4K a good choice?
Brightness (ANSI / ISO lumens): 4,000 lmbetter than 72% of home cinema projectors
Maximum refresh rate: 240 Hzbetter than 89% of home cinema projectors
Weight: 2.8 kgbetter than 77% of home cinema projectors
Weak points
Built-in speakers (total output): 10 Wworse than 75% of home cinema projectors
Light source life: 4,000 hworse than 92% of home cinema projectors
Specifications
Full specifications
Picture
- Native panel resolution
- 1920 × 1080 (Full HD)
- Brightness (ANSI / ISO lumens)
- 4,000 lm
- Contrast ratio (dynamic / claimed)
- 12,000:1
- HDR support
- Yes
Gaming
- Maximum refresh rate
- 240 Hz
- Game / low-latency mode
- Yes
Lens & placement
- Throw ratio
- 1.13:1
- Throw ratio (zoomed in)
- 1.47:1
- Throw type
- Standard throw (1.0:1 and longer)
- Distance for a 100″ 16:9 image
- 2.5 m
- Smallest image size
- 30″
- Largest image size
- 300″
- Optical zoom
- 2×
- Lens shift
- None
- Keystone correction
- Yes
- Automatic keystone correction
- No
Sound
- Built-in speakers (total output)
- 10 W
Connectivity
- HDMI inputs
- 2
- USB port
- Yes
- Ethernet (LAN)
- No
- VGA input
- No
- Audio output
- Yes
Battery, power & lifetime
- Power consumption
- 310 W
- Light source life
- 4,000 h
- Light source life (eco mode)
- 20,000 h
Design & noise
- Fan noise
- 32 dB
- Fan noise (eco mode)
- 27 dB
- Weight
- 2.8 kg
- Width
- 312 mm
- Height
- 108 mm
- Depth
- 222 mm
- Colours
- White
Specs are collected from manufacturers and open databases and normalised to one format; check details with the seller before you buy.
In collections
Projectors: Brightness (ANSI / ISO lumens) from 2,000 lm + game / low-latency mode108Projectors: Game / low-latency mode + built-in speakers (total output) from 10 w109Projectors — Resolution (on screen): 3840 × 2160 (4K UHD) + game / low-latency mode113Projectors — 4K method: 4K by pixel shifting + game / low-latency mode113Projectors: Brightness (ANSI / ISO lumens) from 3,000 lm + maximum refresh rate from 120 hz118Projectors — 4K method: 4K by pixel shifting + Throw type: Standard throw (1.0:1 and longer)119Projectors — Throw type: Standard throw (1.0:1 and longer) + maximum refresh rate from 120 hz119Projectors — 4K method: 4K by pixel shifting + Lens shift: None126
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