The $629.99 Ortur LM3 40W sits between the Sculpfun S30 Ultra 33W (~$550) and the xTool D1 Pro 40W (~$749), offering a 400x380mm workspace and a top speed of 20,000mm/min. The package includes a 50L air pump with air assist integrated into the laser module, an accessory that competitors in the same price range price separately for $30–60. The typical user profile is a semi-professional maker producing wood or acrylic parts several times a week and requiring single-pass cutting up to 15mm on pine without reconfiguring the setup. The main limitation is the open-frame design: without a dedicated enclosure, managing fumes and laser safety is left up to the operator.
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| Parameter | Value | Source |
|---|---|---|
| Machine dimensions | 66 × 63 × 15 cm (25.9 × 24.6 × 5.9 in) | manufacturer website |
| Work area | 400 × 380 mm (15.7 × 15.0 in) | manufacturer website |
| Maximum speed | 20000 mm/min | manufacturer website |
| Declared precision | 0.08 mm | manufacturer website |
| Work area (short side) | 380.0 mm | Compiled by editorial team |
| Rated power | 20.0 W | Compiled by editorial team |
| Source technology | Diode | Compiled by editorial team |
| Max processing speed | 333.33 mm/s | Compiled by editorial team |
| Max cut depth per material | 15mm Pine, 10mm Plywood, 8mm Black Acrylic | Compiled by editorial team |
| Min resolution | 80.0 µm | Compiled by editorial team |
| Autofocus | No | Compiled by editorial team |
| Rotary included/compatible | No | Compiled by editorial team |
| Supported software | Proprietary, LightBurn, Other | Compiled by editorial team |
| Frame | Open, optional enclosure | Compiled by editorial team |
| Air assist | Optional | Compiled by editorial team |
| Fume extraction | Optional filter | Compiled by editorial team |
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.
Technical data verified on the manufacturer's official website (recording date shown above). Description, editorial notes and translations are written with the help of AI and reviewed by the author before publication: the numbers always come from the cited source. Read the full methodology →
