AtomStack A10 Pro V2 vs Laser Master 3 (LM3) 20W

Technical comparison · Diode laser (405–460 nm)

In brief

AtomStack A10 Pro V2 and Laser Master 3 (LM3) 20W are not direct competitors: very different prices (~3.6×). AtomStack A10 Pro V2 costs less (~€259) and is the entry-level choice; Laser Master 3 (LM3) 20W offers more capability at a higher price (~€925). Judge them by budget, not head-to-head.

Parameter
Identity
Launch year 2024 2023
Use tier F2 — Intermediate F2 — Intermediate
Price
Price (€) 259 € ~800–1050 €
Universal specs
Dimensions (W×D×H) (cm) 17.78 × 25.4 × 17.78 cm 58 × 55 × 15 cm
Weight (kg) 6 kg
Work area (mm) 410 × 380 mm 400 × 380 mm
Power (W) 50 W 96 W
Voltage (V) 24 V
Maximum speed 400 mm/s 20000 mm/min
Declared precision 0.02 mm 0.01 mm
Category specs
Short side area (mm) 365.0 mm 380 mm
Nominal laser power (W) 10.0 W 20 W
Laser source technology diode diode
Maximum travel speed (mm/s) 400.0 mm/s 333.33 mm/s
Maximum working speed (mm/s) 400.0 mm/s 333.33 mm/s
Cut depth per material Legno: 12 mm, Acrilico: 10 mm, Pelle: 2 mm, Metallo: 0,01 mm, Roccia: 0,01 mm 15mm Pine, 10mm Plywood, 8mm Black Acrylic
Laser wavelength (nm) 455 nm 445 nm
Minimum achievable resolution (µm) 20.0 µm 12.5 µm
Autofocus system module False False
Rotary module included False False
Passthrough structural slot True
Control software interface proprietary, lightburn, other lightburn, other
Ecosystem
Cloud dependency No No
Software notes Compatible with LightBurn (open GRBL protocol), LaserGRBL, AtomStack Studio, and AtomStack APP. Dual USB and 2.4G Wi-Fi connectivity allows for control from PC (Windows, macOS) and mobile devices (Android, iOS). LightBurn requires a separate license, while LaserGRBL is free. GRBL support provides flexibility for advanced workflows without the constraints of proprietary ecosystems. 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 differences that matter

  • Price: AtomStack A10 Pro V2 259 € vs Laser Master 3 (LM3) 20W 925 € — AtomStack A10 Pro V2 wins (+257%)

Which one to choose

Choose AtomStack A10 Pro V2 if…

you value price.

See the AtomStack A10 Pro V2 sheet →

Choose Laser Master 3 (LM3) 20W if…

it shows no measurable advantage over AtomStack A10 Pro V2 on the available specs: consider it on price or availability.

See the Laser Master 3 (LM3) 20W 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.