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  3. S2 12W vs Swift

Acmer S2 12W vs AtomStack Swift

What S2 12W does better (1) and where Swift wins (0) — every spec side by side.

Acmer S2 12W
Acmer · 2025S2 12W
6.1Score
1 advantage≈ US$215
Higher score
vs
AtomStack Swift
AtomStack · 2025Swift
4.9Score
0 advantages≈ US$75
6.8Power & cutting4.4
4.9Work area4.9
3.1Safety3.1
5.7Features & ease of use5.7

Why is S2 12W better than Swift?

  1. Laser output power12 W vs 7 W+71%

Why is Swift better than S2 12W?

Swift has no measurable advantages in this pair.

Specifications

Side by side

Acmer S2 12WAcmer S2 12W≈ US$2156.1
AtomStack SwiftAtomStack Swift≈ US$754.9
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 W7 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
Work-area extension kit—Yes
Speed & cutting
Max engraving / travel speed167 mm/s—
Precision
Laser spot size0.06 mm—
Safety
Enclosed (fully covered)NoNo
Flame / fire detectionNoNo
Features
Air assistYesYes
Built-in cameraNoNo
Autofocus / auto heightNoNo
Rotary attachment supportYesYes
Connectivity & software
Compatible softwareLightBurnLightBurn, AtomStack Studio
LightBurn compatibleYesYes
Size & power
Width490 mm—
Depth500 mm—
Height195 mm—
Weight—2.8 kg
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