Ortur Laser Master 3 (LM3) 20W vs Ortur LM3 40W

Technical comparison · Diode laser (405–460 nm)

In brief

LM3 40W leads on the available specs (starting with price); Laser Master 3 (LM3) 20W makes sense only for non-technical reasons (availability, support, ecosystem), or if the missing data matters in your case.

Parameter
Ortur LM3 40W LM3 40W Ortur F2 · Intermediate
Identity
Launch year 2023 2023
Use tier F2 — Intermediate F2 — Intermediate
Price
Price (€) ~800–1050 € ~600–800 €
Universal specs
Dimensions (W×D×H) (cm) 58 × 55 × 15 cm 65.8 × 62.5 × 15 cm
Work area (mm) 400 × 380 mm 400 × 380 mm
Power (W) 96 W
Voltage (V) 24 V
Maximum speed 20000 mm/min 20000 mm/min
Declared precision 0.01 mm 0.08 mm
Category specs
Work area (short side) (mm) 380 mm 380.0 mm
Rated power (W) 20 W 20.0 W
Source technology Diode Diode
Max travel speed (mm/s) 333.33 mm/s
Max processing speed (mm/s) 333.33 mm/s 333.33 mm/s
Max cut depth per material 15mm Pine, 10mm Plywood, 8mm Black Acrylic 15mm Pine, 10mm Plywood, 8mm Black Acrylic
Wavelength (nm) 445 nm
Min resolution (µm) 12.5 µm 80.0 µm
Autofocus False False
Rotary included/compatible False False
Passthrough True
Supported software LightBurn, Other Proprietary, LightBurn, 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. The LM3 uses firmware based on the open GRBL protocol, compatible with LightBurn (diode license ~$60 one-time), LaserGRBL (free, open-source), and the proprietary Ortur iOS/Android app with selectable novice and advanced modes. LightBurn offers advanced variable power control, path optimization, and optional camera alignment; LaserGRBL covers basic engraving tasks at no additional cost. The open GRBL protocol ensures compatibility with third-party tools and standard G-code generators. Communication is via USB; the Ortur app allows remote job launching via Wi-Fi without a connected PC.

The differences that matter

  • Price: Laser Master 3 (LM3) 20W 925 € vs LM3 40W 700 € — LM3 40W wins (+32%)

Which one to choose

Choose LM3 40W if…

you value price.

See the LM3 40W sheet →

MakerSpecs is an independent atlas. We don't sell products: this comparison links to both sheets, where you'll find complete data and official links.