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  3. Vero HL6820G vs LSD400HD

Acer Vero HL6820G vs ViewSonic LSD400HD

What Vero HL6820G does better (2) and where LSD400HD wins (3) — every spec side by side.

Acer Vero HL6820G
Acer · 2026Vero HL6820G
8.5Score
2 advantages≈ US$970
Higher score
vs
ViewSonic LSD400HD
ViewSonic · 2026LSD400HD
8.0Score
3 advantages≈ US$800
9.3Picture7.7
6.5Setup & placement4.3
7.3Noise, lifetime & portability7.8
Dimensions

Size comparison

Vero HL6820GLSD400HD
322 × 225109280 × 129216
Vero HL6820GLSD400HDDifference
Height225 mm129 mm+96 mm
Width322 mm280 mm+42 mm
Depth109 mm216 mm−107 mm
Weight3.2 kg3 kg+0.2 kg

Drawn to the same scale from the official dimensions (front and side).

Why is Vero HL6820G better than LSD400HD?

  1. Resolution (on screen)3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
  2. Contrast ratio (dynamic / claimed)3,500,000:1 vs 3,000,000:1+17%

Why is LSD400HD better than Vero HL6820G?

  1. Brightness (ANSI / ISO lumens)4,000 lm vs 4,400 lm+10%
  2. Light source life20,000 h vs 30,000 h+50%
  3. Weight3.2 kg vs 3 kg+7%
Specifications

Side by side

Acer Vero HL6820GAcer Vero HL6820G≈ US$9708.5
ViewSonic LSD400HDViewSonic LSD400HD≈ US$8008.0
Picture
Resolution (on screen)3840 × 2160 (4K UHD)1920 × 1080 (Full HD)
Native panel resolution1920 × 1080 (Full HD)1920 × 1080 (Full HD)
4K method4K by pixel shifting—
Display technologyDLPDLP
Light sourceLaserLaser
Brightness (ANSI / ISO lumens)4,000 lm4,400 lm
Contrast ratio (dynamic / claimed)3,500,000:13,000,000:1
HDR supportYes—
HDR formatsHDR10, HLG—
Gaming
Maximum refresh rate—120 Hz
Lens & placement
Throw ratio1.21:11.48:1
Throw ratio (zoomed in)1.59:11.62:1
Throw typeStandard throw (1.0:1 and longer)Standard throw (1.0:1 and longer)
Distance for a 100″ 16:9 image2.68 m3.28 m
Smallest image size26″30″
Largest image size302″300″
Optical zoom2×—
Lens shiftNoneNone
Keystone correctionYesYes
Automatic keystone correctionNoNo
Sound
Built-in speakers (total output)10 W—
Smart & streaming
Smart platformAndroid (not TV-certified)—
Built-in smart platformYes—
Wi-FiYes—
Connectivity
HDMI inputs22
HDMI version22
USB portYesYes
Ethernet (LAN)NoNo
VGA inputNoNo
Audio outputYesYes
Battery, power & lifetime
Power consumption195 W—
Light source life20,000 h30,000 h
Light source life (eco mode)30,000 h20,000 h
Design & noise
Fan noise—32 dB
Fan noise (eco mode)29 dB27 dB
Weight3.2 kg3 kg
Width322 mm280 mm
Height225 mm129 mm
Depth109 mm216 mm
ColoursWhiteWhite
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