- Processing Talk
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- LM3 40W vs R2 20W
Ortur LM3 40W vs Ortur R2 20W
What LM3 40W does better (4) and where R2 20W wins (3) — every spec side by side.
Why is LM3 40W better than R2 20W?
- Work area (surface)1,420 cm² vs 630 cm²2.3×
- Laser output power40 W vs 20 W2×
- Work area depth (Y)355 mm vs 210 mm+69%
- Work area width (X)400 mm vs 300 mm+33%
Why is R2 20W better than LM3 40W?
- Enclosed (fully covered)No · LM3 40W: Yes
- Built-in cameraNo · LM3 40W: Yes
- Flame / fire detectionNo · LM3 40W: Yes
Specifications
Side by side
| General | ||
| Laser sources | Blue diode (≈455 nm) | Blue diode (≈455 nm), Infrared diode (1064 nm) |
| Motion system | Gantry (XY rails) | Gantry (XY rails) |
| Two laser sources | No | No |
| Laser power | ||
| Laser output power | 40 W | 20 W |
| Work area | ||
| Work area | 400 × 355 mm | 300 × 210 mm |
| Work area width (X) | 400 mm | 300 mm |
| Work area depth (Y) | 355 mm | 210 mm |
| Work area (surface) | 1,420 cm² | 630 cm² |
| Work-area extension kit | Yes | — |
| Speed & cutting | ||
| Max engraving / travel speed | — | 333 mm/s |
| Precision | ||
| Laser spot size | 0.08 mm | — |
| Positioning accuracy | — | 0.01 mm |
| Safety | ||
| Enclosed (fully covered) | No | Yes |
| Laser safety class | — | Class 1 (eye-safe, enclosed) |
| Flame / fire detection | No | Yes |
| Tilt / movement sensor | — | Yes |
| Built-in fume filter / purifier | Yes | — |
| Exhaust fan | — | Yes |
| Features | ||
| Air assist | Yes | Yes |
| Built-in camera | No | Yes |
| Autofocus / auto height | No | No |
| Rotary attachment support | Yes | — |
| Offline engraving (no computer) | — | Yes |
| Connectivity & software | ||
| Phone app control | — | Yes |
| Compatible software | LightBurn, LaserGRBL | — |
| LightBurn compatible | Yes | — |
| Size & power | ||
| Width | — | 470 mm |
| Depth | — | 400 mm |
| Height | — | 214 mm |
| Weight | — | 14.1 kg |
