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  3. S2 12W vs X12 Pro

Acmer S2 12W vs AtomStack X12 Pro

What S2 12W does better (1) and where X12 Pro wins (2) — every spec side by side.

Acmer S2 12W
Acmer · 2025S2 12W
6.2Score
1 advantage≈ US$215
vs
AtomStack X12 Pro
AtomStack · 2025X12 Pro
6.6Score
2 advantages≈ US$230
Higher score
6.7Power & cutting6.7
8.7Precision8.1
4.8Work area5.7
3.2Safety4.9
5.7Features & ease of use2.5

Why is S2 12W better than X12 Pro?

  1. Air assistYes · X12 Pro: No

Why is X12 Pro better than S2 12W?

  1. Work area (surface)900 cm² vs 1,113 cm²+24%
  2. Work area width (X)300 mm vs 365 mm+22%
Specifications

Side by side

Acmer S2 12WAcmer S2 12W≈ US$2156.2
AtomStack X12 ProAtomStack X12 Pro≈ US$2306.6
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Laser power
Laser output power12 W12 W
Work area
Work area300 × 300 mm365 × 305 mm
Work area width (X)300 mm365 mm
Work area depth (Y)300 mm305 mm
Work area (surface)900 cm²1,113 cm²
Speed & cutting
Max engraving / travel speed167 mm/s—
Precision
Laser spot size0.06 mm0.06 mm
Linear rails—Yes
Safety
Enclosed (fully covered)NoNo
Flame / fire detectionNoNo
Tilt / movement sensor—Yes
Laser shield / filter cover—Yes
Features
Air assistYesNo
Built-in cameraNoNo
Autofocus / auto heightNoNo
Rotary attachment supportYes—
Connectivity & software
Connections—USB
Wi-Fi—No
USB—Yes
Phone app control—Yes
Compatible softwareLightBurnLightBurn, LaserGRBL
LightBurn compatibleYesYes
File formats—JPG, SVG, PNG, BMP, PDF, G-code, DXF
Size & power
Width490 mm—
Depth500 mm—
Height195 mm—
Rated power consumption—50 W
Input voltage—100–240 V
To compare: 0up to 4 models
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