- Processing Talk
- Compare
- G2 Pro 30W vs G3 20W
Gweike G2 Pro 30W vs Gweike G3 20W
What G2 Pro 30W does better (3) and where G3 20W wins (6) — every spec side by side.
vs
4.0Power & cutting4.8
8.6Speed8.6
8.4Precision5.7
3.0Work area6.6
8.6Safety9.4
2.5Features & ease of use9.1
Dimensions
Size comparison
G2 Pro 30WG3 20W
| G2 Pro 30W | G3 20W | Difference | |
|---|---|---|---|
| Height | 505 mm | 330 mm | +175 mm |
| Width | 260 mm | 526 mm | −266 mm |
| Depth | 440 mm | 220 mm | +220 mm |
| Weight | 6.5 kg | 12.2 kg | −5.7 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is G2 Pro 30W better than G3 20W?
- Laser output power30 W vs 20 W+50%
- Positioning accuracy0.001 mm vs 0.003 mm3×
- Weight6.5 kg vs 12.2 kg+88%
Why is G3 20W better than G2 Pro 30W?
- Work area (surface)121 cm² vs 289 cm²2.4×
- Built-in cameraNo · G2 Pro 30W: Yes
- Autofocus / auto heightNo · G2 Pro 30W: Yes
- Two laser sourcesNo · G2 Pro 30W: Yes
- Work area width (X)110 mm vs 170 mm+55%
- Work area depth (Y)110 mm vs 170 mm+55%
Specifications
Side by side
| General | ||
| Laser sources | Fibre (1064 nm) | Fibre (1064 nm), Blue diode (≈455 nm) |
| Motion system | Galvo (scanning mirrors) | Galvo (scanning mirrors) |
| Two laser sources | No | Yes |
| Wavelength | 1,064 nm | 1,064 nm |
| Laser power | ||
| Laser output power | 30 W | 20 W |
| Work area | ||
| Work area | 110 × 110 mm | 170 × 170 mm |
| Work area width (X) | 110 mm | 170 mm |
| Work area depth (Y) | 110 mm | 170 mm |
| Work area (surface) | 121 cm² | 289 cm² |
| Conveyor / roll feeder support | — | Yes |
| Speed & cutting | ||
| Max engraving / travel speed | 15,000 mm/s | 15,000 mm/s |
| Max cutting depth – wood / plywood (one pass) | — | 23 mm |
| Max cutting depth – acrylic | — | 20 mm |
| Precision | ||
| Laser spot size | — | 0.1 mm |
| Positioning accuracy | 0.001 mm | 0.003 mm |
| Safety | ||
| Enclosed (fully covered) | Yes | Yes |
| Emergency stop button | Yes | — |
| Laser shield / filter cover | Yes | — |
| Features | ||
| Built-in camera | No | Yes |
| Autofocus / auto height | No | Yes |
| Rotary attachment support | — | Yes |
| Connectivity & software | ||
| Connections | USB, Bluetooth | USB, Wi-Fi |
| Wi-Fi | — | Yes |
| USB | Yes | Yes |
| Bluetooth | Yes | — |
| Compatible software | LightBurn | LightBurn |
| LightBurn compatible | Yes | Yes |
| Size & power | ||
| Width | 260 mm | 526 mm |
| Depth | 440 mm | 220 mm |
| Height | 505 mm | 330 mm |
| Weight | 6.5 kg | 12.2 kg |
| Rated power consumption | 120 W | — |
| Input voltage | 110–240 V | 110–240 V |
