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- LSD400HD-ST
ViewSonicHome cinema projector
ViewSonic LSD400HD-ST
ViewSonic LSD400HD-ST is a home cinema projector released in 2025. Key specs: resolution (on screen) 1920 × 1080 (Full HD), brightness (ANSI / ISO lumens) 4,000 lm, light source Laser, fan noise 32 dB.
6.7Score
Picture6.1
Noise, lifetime & portability5.5
price rangeUS$1,300–1,650Reference price converted from EUR
- Year
- 2025
- Brand
ViewSonic- Popularity
- #595 of 767
- Model numbers
- Viewsonic LSD400HD-ST
1920 × 1080 (Full HD)Resolution (on screen)
4,000 lmBrightness (ANSI / ISO lumens)
LaserLight source
32 dBFan noise
3.1 kgWeight
Spec guide
How it ranks among home cinema projectors of 2025
Brightness (ANSI / ISO lumens) · 4,000 lmTop 14%
Fan noise · 32 dBBottom 28%
Weight · 3.1 kgBottom 40%
Compared with home cinema projectors released in 2025. Bars show the share of models it beats.
compared with other home cinema projectors
Why is LSD400HD-ST a good choice?
Brightness (ANSI / ISO lumens): 4,000 lmbetter than 72% of home cinema projectors
In rankings
Specifications
Full specifications
Picture
- Native panel resolution
- 1920 × 1080 (Full HD)
- Brightness (ANSI / ISO lumens)
- 4,000 lm
- Contrast ratio (dynamic / claimed)
- 300,000:1
Lens & placement
- Largest image size
- 300″
- Keystone correction
- Yes
- Automatic keystone correction
- No
Connectivity
- HDMI inputs
- 2
- USB port
- Yes
- Ethernet (LAN)
- Yes
- VGA input
- No
- Audio output
- Yes
Battery, power & lifetime
- Light source life
- 20,000 h
- Light source life (eco mode)
- 30,000 h
Design & noise
- Fan noise
- 32 dB
- Fan noise (eco mode)
- 27 dB
- Weight
- 3.1 kg
- Width
- 286 mm
- Height
- 129 mm
- Depth
- 216 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 — Resolution (on screen): 1920 × 1080 (Full HD) + HDMI inputs from 2105Projectors — Resolution (on screen): 1920 × 1080 (Full HD) + brightness (ANSI / ISO lumens) from 1,000 lm121Projectors: Brightness (ANSI / ISO lumens) from 3,000 lm + light source life from 20,000 h127Projectors — Brightness (ANSI / ISO lumens) from 3,000 lm + Light source: Laser128Home cinema projectors — Light source: Laser148Projectors — Resolution (on screen): 1920 × 1080 (Full HD) + DLP158Projectors — Light source: Laser + light source life from 20,000 h161Projectors — Light source: Laser + HDMI inputs from 2161
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