Same price ≈ US$1,500
- Resolution (on screen) 3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- Brightness (ANSI / ISO lumens) 3,500 lm vs 4,000 lm
- Ethernet (LAN)
- Attenborough.film
- Projectors
- ViewSonic LSD400HD-ST
- Alternatives
Alternatives to ViewSonic LSD400HD-ST
10 home cinema projectors at a similar price that compete with the LSD400HD-ST — what each does better, what it gives up and how the price compares.
Alternatives to the LSD400HD-ST
5% pricier ≈ US$1,550
- Resolution (on screen) 3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- Automatic keystone correction
- Fan noise 26 dB vs 32 dB
- Brightness (ANSI / ISO lumens) 3,000 lm vs 4,000 lm
- Largest image size 120″ vs 300″
12% cheaper ≈ US$1,300
- Resolution (on screen) 3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- Automatic keystone correction
- Fan noise 26 dB vs 32 dB
- Brightness (ANSI / ISO lumens) 3,000 lm vs 4,000 lm
- Contrast ratio (dynamic / claimed) 700:1 vs 300,000:1
4
Acer · 2026SL2820n Vero
7% cheaper ≈ US$1,350
- Resolution (on screen) 3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- HDMI inputs 1 vs 2
- Ethernet (LAN)
5
Optoma · 2026Photon Beam PK53 DLP UHD 4K
8% pricier ≈ US$1,550
- Resolution (on screen) 3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- Brightness (ANSI / ISO lumens) 4,100 lm vs 4,000 lm
- Contrast ratio (dynamic / claimed) 500,000:1 vs 300,000:1
- Light source life 3,000 h vs 20,000 h
- HDMI inputs 1 vs 2
6
Optoma · 2026UHZ67
5% pricier ≈ US$1,550
- Resolution (on screen) 3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- Brightness (ANSI / ISO lumens) 4,300 lm vs 4,000 lm
Same price ≈ US$1,450
- Resolution (on screen) 1920 × 1200 (WUXGA) vs 1920 × 1080 (Full HD)
- Brightness (ANSI / ISO lumens) 4,500 lm vs 4,000 lm
- Native panel resolution 1920 × 1200 (WUXGA) vs 1920 × 1080 (Full HD)
- Light source life 4,500 h vs 20,000 h
- HDMI inputs 1 vs 2
8
Optoma · 2026UHZ67-W
Same price ≈ US$1,500
- Resolution (on screen) 3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- Brightness (ANSI / ISO lumens) 4,300 lm vs 4,000 lm
9
Optoma · 2026UHZ36STe
10% pricier ≈ US$1,600
- Resolution (on screen) 3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- Light source life 4,000 h vs 20,000 h
10
Optoma · 2026Photon Beam PK53ST 4K
7% pricier ≈ US$1,550
- Resolution (on screen) 3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
- Contrast ratio (dynamic / claimed) 500,000:1 vs 300,000:1
- Light source life 3,800 h vs 20,000 h
- Brightness (ANSI / ISO lumens) 3,800 lm vs 4,000 lm