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  3. S2 4W vs C2 14W

Acmer S2 4W vs Sculpfun C2 14W

What S2 4W does better (0) and where C2 14W wins (3) — every spec side by side.

Acmer S2 4W
Acmer · 2025S2 4W
4.9Score
0 advantages≈ US$140
vs
Sculpfun C2 14W
Sculpfun · 2026C2 14W
7.0Score
3 advantages≈ US$200
Higher score
2.9Power & cutting5.2
3.6Speed5.5
8.6Precision9.4
5.0Work area5.0
3.1Safety5.5
5.8Features & ease of use4.6
Dimensions

Size comparison

S2 4WC2 14W
490 × 195500456 × 143442
S2 4WC2 14WDifference
Height195 mm143 mm+52 mm
Width490 mm456 mm+34 mm
Depth500 mm442 mm+58 mm

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

Why is S2 4W better than C2 14W?

S2 4W has no measurable advantages in this pair.

Why is C2 14W better than S2 4W?

  1. Laser output power4 W vs 14 W3.5×
  2. Max engraving / travel speed167 mm/s vs 333 mm/s+99%
  3. Laser spot size0.06 mm vs 0.04 mm+50%
Specifications

Side by side

Acmer S2 4WAcmer S2 4W≈ US$1404.9
Sculpfun C2 14WSculpfun C2 14W≈ US$2007.0
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Wavelength—455 nm
Laser power
Laser output power4 W14 W
Work area
Work area300 × 300 mm300 × 300 mm
Work area width (X)300 mm300 mm
Work area depth (Y)300 mm300 mm
Work area (surface)900 cm²900 cm²
Speed & cutting
Max engraving / travel speed167 mm/s333 mm/s
Max cutting depth – wood / plywood (one pass)—8 mm
Max cutting depth – acrylic—5 mm
Precision
Laser spot size0.06 mm0.04 mm
Safety
Enclosed (fully covered)NoNo
Flame / fire detectionNoNo
Emergency stop button—Yes
Laser shield / filter cover—Yes
Features
Air assistYesYes
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 mm456 mm
Depth500 mm442 mm
Height195 mm143 mm
Weight—1.6 kg
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