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  3. P3 24W vs Ray7S 40W

Acmer P3 24W vs Longer Ray7S 40W

What P3 24W does better (2) and where Ray7S 40W wins (3) — every spec side by side.

Acmer P3 24W
Acmer · 2024P3 24W
8.8Score
2 advantages≈ US$770
vs
Longer Ray7S 40W
Longer · 2026Ray7S 40W
9.1Score
3 advantages≈ US$850
Higher score
8.4Power & cutting9.0
9.2Speed8.0
4.4Precision8.7
8.3Safety8.3
5.7Features & ease of use6.9

Why is P3 24W better than Ray7S 40W?

  1. Built-in cameraYes · Ray7S 40W: No
  2. Max engraving / travel speed800 mm/s vs 600 mm/s+33%

Why is Ray7S 40W better than P3 24W?

  1. Laser output power24 W vs 40 W+67%
  2. Laser spot size0.1 mm vs 0.06 mm+67%
  3. Air assistNo · P3 24W: Yes
Specifications

Side by side

Acmer P3 24WAcmer P3 24W≈ US$7708.8
Longer Ray7S 40WLonger Ray7S 40W≈ US$8509.1
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Laser power
Laser output power24 W40 W
Work area
Work area—305 × 310 mm
Work area width (X)—305 mm
Work area depth (Y)—310 mm
Work area (surface)—946 cm²
Conveyor / roll feeder supportYes—
Speed & cutting
Max engraving / travel speed800 mm/s600 mm/s
Precision
Laser spot size0.1 mm0.06 mm
Safety
Enclosed (fully covered)YesYes
Laser safety classClass 1 (eye-safe, enclosed)Class 1 (eye-safe, enclosed)
Flame / fire detectionNoNo
Exhaust fanYes—
Features
Air assistNoYes
Built-in cameraYesNo
Autofocus / auto heightNoNo
Rotary attachment supportYes—
Offline engraving (no computer)—Yes
Connectivity & software
Connections—Wi-Fi
Wi-Fi—Yes
Compatible softwareLightBurn—
LightBurn compatibleYes—
File formatsJPG, PNG, BMP, GIF, SVG—
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