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  3. Sl2520N vs LSD300W-ST

Acer Sl2520N vs ViewSonic LSD300W-ST

What Sl2520N does better (4) and where LSD300W-ST wins (1) — every spec side by side.

Acer Sl2520N
Acer · 2026Sl2520N
5.7Score
4 advantages≈ US$890
vs
ViewSonic LSD300W-ST
ViewSonic · 2025LSD300W-ST
8.0Score
1 advantage≈ US$900
Higher score
6.5Picture3.9

Why is Sl2520N better than LSD300W-ST?

  1. Resolution (on screen)1920 × 1200 (WUXGA) vs 1280 × 800 (WXGA)
  2. Brightness (ANSI / ISO lumens)4,000 lm vs 3,300 lm+21%
  3. Native panel resolution1920 × 1200 (WUXGA) vs 1280 × 800 (WXGA)
  4. HDMI inputs2 vs 12×

Why is LSD300W-ST better than Sl2520N?

  1. Light source life20,000 h vs 60,000 h3×
Specifications

Side by side

Acer Sl2520NAcer Sl2520N≈ US$8905.7
Picture
Resolution (on screen)1920 × 1200 (WUXGA)1280 × 800 (WXGA)
Native panel resolution1920 × 1200 (WUXGA)1280 × 800 (WXGA)
Display technologyDLPDLP
Light sourceLaserLED
Brightness (ANSI / ISO lumens)4,000 lm3,300 lm
Contrast ratio (dynamic / claimed)—3,000,000:1
HDR supportNo—
Lens & placement
Throw ratio0.5:10.49:1
Throw typeShort throw (0.4–1.0:1)Short throw (0.4–1.0:1)
Distance for a 100″ 16:9 image1.11 m1.08 m
Lens shiftNone—
Keystone correctionYes—
Automatic keystone correctionNo—
Sound
Built-in speakers (total output)15 W—
Connectivity
HDMI inputs21
USB portYesYes
Ethernet (LAN)YesYes
VGA inputNoYes
Audio outputYesYes
Battery, power & lifetime
Light source life20,000 h60,000 h
Design & noise
Fan noise—32 dB
Fan noise (eco mode)29 dB27 dB
Weight—2.85 kg
Width—294 mm
Height—115 mm
Depth—237 mm
ColoursWhite—
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