Laser Master 3 (LM3) 20W vs S40 Max

Technical comparison · Diode laser (405–460 nm)

In brief

Laser Master 3 (LM3) 20W and S40 Max are two diode laser (405–460 nm) in a similar class. Choose Laser Master 3 (LM3) 20W if price matters more; choose S40 Max if work area matters more.

Parameter
Sculpfun S40 Max S40 Max Sculpfun F3 · Advanced
Identity
Launch year 2023 2025
Use tier F2 — Intermediate F3 — Advanced
Price
Price (€) ~800–1050 € ~950–1200 €
Universal specs
Dimensions (W×D×H) (cm) 58 × 55 × 15 cm 115.4 × 111.3 × 24 cm
Weight (kg) 15.2 kg
Work area (mm) 400 × 380 mm 830 × 800 mm
Power (W) 96 W 350 W
Voltage (V) 24 V 24 V
Maximum speed 20000 mm/min 36000 mm/min
Declared precision 0.01 mm 0.1 mm
Category specs
Short side area (mm) 380 mm 800 mm
Nominal laser power (W) 20 W 48 W
Laser source technology diode diode
Maximum travel speed (mm/s) 333.33 mm/s 600 mm/s
Maximum working speed (mm/s) 333.33 mm/s 600 mm/s
Cut depth per material 15mm Pine, 10mm Plywood, 8mm Black Acrylic 20mm compensato, 6mm acrilico scuro
Laser wavelength (nm) 445 nm 455 nm
Minimum achievable resolution (µm) 12.5 µm 100 µm
Autofocus system module False True
Rotary module included False False
Passthrough structural slot True True
Control software interface lightburn, other lightburn, proprietary, other
Ecosystem
Cloud dependency No No
Software notes Fully compatible with LightBurn and LaserGRBL via USB or Wi-Fi. It also offers the proprietary Ortur Laser Explorer app for controlling and sending jobs directly from a smartphone. Fully compatible with LightBurn and LaserGRBL, offering WiFi, USB connectivity, and offline control via the integrated TS1 touchscreen or proprietary app.

The differences that matter

  • Work area: Laser Master 3 (LM3) 20W 400×380 mm vs S40 Max 830×800 mm — S40 Max wins (+337%)
  • Price: Laser Master 3 (LM3) 20W 925 € vs S40 Max 1075 € — Laser Master 3 (LM3) 20W wins (+16%)

Which one to choose

Choose Laser Master 3 (LM3) 20W if…

you value price.

See the Laser Master 3 (LM3) 20W sheet →

Choose S40 Max if…

you value work area.

See the S40 Max sheet →

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