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  3. K1 7W vs AL3 5W

Acmer K1 7W vs Aufero AL3 5W

What K1 7W does better (1) and where AL3 5W wins (1) — every spec side by side.

Acmer K1 7W
Acmer · 2025K1 7W
4.5Score
1 advantage≈ US$230
Higher score
vs
Aufero AL3 5W
Aufero · 2025AL3 5W
1 advantage≈ US$260
4.4Power & cutting3.2

Why is K1 7W better than AL3 5W?

  1. Laser output power7 W vs 5 W+40%

Why is AL3 5W better than K1 7W?

  1. Air assistNo · K1 7W: Yes
Specifications

Side by side

Acmer K1 7WAcmer K1 7W≈ US$2304.5
Aufero AL3 5WAufero AL3 5W≈ US$260
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 W5 W
Work area
Work area150 × 150 mm—
Work area width (X)150 mm—
Work area depth (Y)150 mm—
Work area (surface)225 cm²—
Speed & cutting
Max engraving / travel speed167 mm/s—
Precision
Positioning accuracy0.04 mm—
Safety
Enclosed (fully covered)Yes—
Flame / fire detectionNo—
Features
Air assistNoYes
Built-in cameraNo—
Autofocus / auto heightNo—
Rotary attachment support—Yes
Connectivity & software
Compatible softwareLightBurn—
LightBurn compatibleYes—
Size & power
Width286 mm—
Depth273 mm—
Height190 mm—
Weight2.4 kg—
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