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  3. INL2158 vs LS751HD

InFocus INL2158 vs ViewSonic LS751HD

What INL2158 does better (4) and where LS751HD wins (3) — every spec side by side.

InFocus INL2158
InFocus · 2022INL2158
7.6Score
4 advantages
vs
ViewSonic LS751HD
ViewSonic · 2023LS751HD
7.8Score
3 advantages≈ US$1,950
Higher score
6.1Picture7.7
4.9Setup & placement8.4
8.1Noise, lifetime & portability5.2
Dimensions

Size comparison

INL2158LS751HD
337 × 265119337 × 132265
INL2158LS751HDDifference
Height265 mm132 mm+133 mm
Width337 mm337 mm=
Depth119 mm265 mm−146 mm
Weight4.6 kg4.5 kg+0.1 kg

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

Why is INL2158 better than LS751HD?

  1. Built-in speakers (total output)20 W vs 10 W2×
  2. Light source life30,000 h vs 20,000 h+50%
  3. Fan noise30 dB vs 32 dB+7%
  4. Power consumption211 W vs 245 W+16%

Why is LS751HD better than INL2158?

  1. Brightness (ANSI / ISO lumens)4,000 lm vs 5,000 lm+25%
  2. Lens shiftNone vs Vertical
  3. Weight4.6 kg vs 4.5 kg+2%
Specifications

Side by side

ViewSonic LS751HDViewSonic LS751HD≈ US$1,9507.8
Picture
Resolution (on screen)1920 × 1080 (Full HD)1920 × 1080 (Full HD)
Native panel resolution1920 × 1080 (Full HD)1920 × 1080 (Full HD)
Display technologyDLPDLP
Light sourceLaserLaser
Brightness (ANSI / ISO lumens)4,000 lm5,000 lm
Contrast ratio (dynamic / claimed)300,000:1300,000:1
HDR support—Yes
3D playback—Yes
Gaming
Maximum refresh rate120 Hz120 Hz
Lens & placement
Throw ratio1.21:11.4:1
Throw ratio (zoomed in)1.59:12.24:1
Throw typeStandard throw (1.0:1 and longer)Standard throw (1.0:1 and longer)
Distance for a 100″ 16:9 image2.68 m3.1 m
Smallest image size—30″
Largest image size300″300″
Optical zoom2×2×
Lens shiftNoneVertical
AutofocusNo—
Keystone correctionYesYes
Automatic keystone correctionNoNo
Sound
Built-in speakers (total output)20 W10 W
Smart & streaming
Wi-Fi—Yes
Connectivity
HDMI inputs22
HDMI version22
USB portYesYes
Ethernet (LAN)YesYes
VGA inputYesNo
Audio outputYesYes
Battery, power & lifetime
Power consumption211 W245 W
Light source life30,000 h20,000 h
Light source life (eco mode)—30,000 h
Design & noise
Fan noise30 dB32 dB
Fan noise (eco mode)—29 dB
Weight4.6 kg4.5 kg
Width337 mm337 mm
Height265 mm132 mm
Depth119 mm265 mm
ColoursWhiteWhite
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