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  3. S2 7W vs C1 Mini 3W

Acmer S2 7W vs Sculpfun C1 Mini 3W

What S2 7W does better (5) and where C1 Mini 3W wins (1) — every spec side by side.

Acmer S2 7W
Acmer · 2025S2 7W
5.4Score
5 advantages≈ US$180
Higher score
vs
Sculpfun C1 Mini 3W
Sculpfun · 2025C1 Mini 3W
4.8Score
1 advantage≈ US$100
4.4Power & cutting2.5
8.7Precision9.4
4.8Work area3.5
3.2Safety3.2
5.7Features & ease of use2.7
Dimensions

Size comparison

S2 7WC1 Mini 3W
490 × 195500290 × 140250
S2 7WC1 Mini 3WDifference
Height195 mm140 mm+55 mm
Width490 mm290 mm+200 mm
Depth500 mm250 mm+250 mm

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

Why is S2 7W better than C1 Mini 3W?

  1. Work area (surface)900 cm² vs 195 cm²4.6×
  2. Laser output power7 W vs 3 W2.3×
  3. Air assistYes · C1 Mini 3W: No
  4. Work area depth (Y)300 mm vs 130 mm2.3×
  5. Work area width (X)300 mm vs 150 mm2×

Why is C1 Mini 3W better than S2 7W?

  1. Laser spot size0.06 mm vs 0.04 mm+50%
Specifications

Side by side

Acmer S2 7WAcmer S2 7W≈ US$1805.4
Sculpfun C1 Mini 3WSculpfun C1 Mini 3W≈ US$1004.8
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Laser power
Laser output power7 W3 W
Work area
Work area300 × 300 mm150 × 130 mm
Work area width (X)300 mm150 mm
Work area depth (Y)300 mm130 mm
Work area (surface)900 cm²195 cm²
Speed & cutting
Max engraving / travel speed167 mm/s—
Precision
Laser spot size0.06 mm0.04 mm
Safety
Enclosed (fully covered)NoNo
Flame / fire detectionNoNo
Features
Air assistYesNo
Built-in cameraNoNo
Autofocus / auto heightNoNo
Rotary attachment supportYesYes
Connectivity & software
Connections—USB
Wi-Fi—No
USB—Yes
Compatible softwareLightBurnLightBurn, LaserGRBL
LightBurn compatibleYesYes
Size & power
Width490 mm290 mm
Depth500 mm250 mm
Height195 mm140 mm
Weight—1.1 kg
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