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  3. S2 7W vs Pixi Red 3W

Acmer S2 7W vs Algolaser Pixi Red 3W

What S2 7W does better (5) and where Pixi Red 3W wins (3) — every spec side by side.

Acmer S2 7W
Acmer · 2025S2 7W
5.5Score
5 advantages≈ US$180
Higher score
vs
Algolaser Pixi Red 3W
Algolaser · 2026Pixi Red 3W
5.0Score
3 advantages≈ US$160
4.3Power & cutting2.5
3.6Speed2.5
8.6Precision9.4
5.0Work area2.3
3.1Safety8.5
5.8Features & ease of use8.2
Dimensions

Size comparison

S2 7WPixi Red 3W
490 × 195500265 × 196214
S2 7WPixi Red 3WDifference
Height195 mm196 mm−1 mm
Width490 mm265 mm+225 mm
Depth500 mm214 mm+286 mm

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

Why is S2 7W better than Pixi Red 3W?

  1. Work area (surface)900 cm² vs 100 cm²9×
  2. Laser output power7 W vs 3 W2.3×
  3. Max engraving / travel speed167 mm/s vs 100 mm/s+67%
  4. Work area width (X)300 mm vs 100 mm3×
  5. Work area depth (Y)300 mm vs 100 mm3×

Why is Pixi Red 3W better than S2 7W?

  1. Enclosed (fully covered)No · S2 7W: Yes
  2. Laser spot size0.06 mm vs 0.04 mm+50%
  3. Built-in cameraNo · S2 7W: Yes
Specifications

Side by side

Acmer S2 7WAcmer S2 7W≈ US$1805.5
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Wavelength—450 nm
Laser power
Laser output power7 W3 W
Work area
Work area300 × 300 mm100 × 100 mm
Work area width (X)300 mm100 mm
Work area depth (Y)300 mm100 mm
Work area (surface)900 cm²100 cm²
Work-area extension kit—Yes
Speed & cutting
Max engraving / travel speed167 mm/s100 mm/s
Precision
Laser spot size0.06 mm0.04 mm
Safety
Enclosed (fully covered)NoYes
Flame / fire detectionNoNo
Built-in fume filter / purifier—Yes
Features
Air assistYesYes
Built-in cameraNoYes
Autofocus / auto heightNoNo
Rotary attachment supportYesYes
Touchscreen / control panel—Yes
Connectivity & software
Compatible softwareLightBurnLightBurn, LaserGRBL
LightBurn compatibleYesYes
Size & power
Width490 mm265 mm
Depth500 mm214 mm
Height195 mm196 mm
Weight—3.8 kg
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