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  3. P3 48W vs Alpha MK2 Extended 40W

Acmer P3 48W vs Algolaser Alpha MK2 Extended 40W

What P3 48W does better (4) and where Alpha MK2 Extended 40W wins (1) — every spec side by side.

Acmer P3 48W
Acmer · 2024P3 48W
9.2Score
4 advantages≈ US$1,150
Higher score
vs
Algolaser Alpha MK2 Extended 40W
Algolaser · 2024Alpha MK2 Extended 40W
6.8Score
1 advantage≈ US$1,100
9.4Power & cutting9.0
9.2Speed5.3
4.4Precision2.3
8.3Safety6.0
5.7Features & ease of use8.2

Why is P3 48W better than Alpha MK2 Extended 40W?

  1. Max engraving / travel speed800 mm/s vs 333 mm/s2.4×
  2. Enclosed (fully covered)Yes · Alpha MK2 Extended 40W: No
  3. Laser spot size0.1 mm vs 0.175 mm+75%
  4. Laser output power48 W vs 40 W+20%

Why is Alpha MK2 Extended 40W better than P3 48W?

  1. Air assistNo · P3 48W: Yes
Specifications

Side by side

Acmer P3 48WAcmer P3 48W≈ US$1,1509.2
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Wavelength—450 nm
Laser power
Laser output power48 W40 W
Work area
Work area—400 × 386 mm
Work area width (X)—400 mm
Work area depth (Y)—386 mm
Work area (surface)—1,544 cm²
Conveyor / roll feeder supportYes—
Work-area extension kit—Yes
Speed & cutting
Max engraving / travel speed800 mm/s333 mm/s
Precision
Laser spot size0.1 mm0.175 mm
Safety
Enclosed (fully covered)YesNo
Laser safety classClass 1 (eye-safe, enclosed)—
Flame / fire detectionNoNo
Emergency stop button—Yes
Built-in fume filter / purifier—Yes
Exhaust fanYes—
Features
Air assistNoYes
Built-in cameraYesYes
Autofocus / auto heightNoNo
Rotary attachment supportYesYes
Offline engraving (no computer)—Yes
Connectivity & software
Compatible softwareLightBurnLightBurn, LaserGRBL
LightBurn compatibleYesYes
File formatsJPG, PNG, BMP, GIF, SVG—
Size & power
Width—692 mm
Depth—585 mm
Height—200 mm
Weight—8.4 kg
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