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  3. P1 S pro 36W vs B1 40W

Acmer P1 S pro 36W vs Longer B1 40W

What P1 S pro 36W does better (1) and where B1 40W wins (5) — every spec side by side.

Acmer P1 S pro 36W
Acmer · 2023P1 S pro 36W
6.4Score
1 advantage≈ US$600
vs
Longer B1 40W
Longer · 2023B1 40W
8.3Score
5 advantages≈ US$700
Higher score
8.6Power & cutting8.6
3.5Speed8.0
6.2Work area8.9
3.2Safety3.2
5.7Features & ease of use3.5

Why is P1 S pro 36W better than B1 40W?

  1. Air assistYes · B1 40W: No

Why is B1 40W better than P1 S pro 36W?

  1. Max engraving / travel speed167 mm/s vs 600 mm/s3.6×
  2. Work area (surface)1,406 cm² vs 1,980 cm²+41%
  3. Laser output power36 W vs 40 W+11%
  4. Work area depth (Y)370 mm vs 440 mm+19%
  5. Work area width (X)380 mm vs 450 mm+18%
Specifications

Side by side

Acmer P1 S pro 36WAcmer P1 S pro 36W≈ US$6006.4
Longer B1 40WLonger B1 40W≈ US$7008.3
General
Laser sourcesBlue diode (≈455 nm)Blue diode (≈455 nm)
Motion systemGantry (XY rails)Gantry (XY rails)
Two laser sourcesNoNo
Laser power
Laser output power36 W40 W
Work area
Work area380 × 370 mm450 × 440 mm
Work area width (X)380 mm450 mm
Work area depth (Y)370 mm440 mm
Work area (surface)1,406 cm²1,980 cm²
Work-area extension kit—Yes
Speed & cutting
Max engraving / travel speed167 mm/s600 mm/s
Max cutting depth – wood / plywood (one pass)—25 mm
Precision
Laser spot size—0.1 mm
Safety
Enclosed (fully covered)NoNo
Flame / fire detectionNoNo
Features
Air assistYesNo
Built-in cameraNoNo
Autofocus / auto heightNoNo
Rotary attachment supportYesYes
Touchscreen / control panel—Yes
Connectivity & software
Connections—USB, SD / USB drive
Wi-Fi—No
USB—Yes
SD / TF card—Yes
Phone app control—Yes
Compatible softwareLightBurnLightBurn, LaserGRBL
LightBurn compatibleYesYes
File formatsJPG, PNG, BMP, GIF, SVG—
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