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- Alpha MK2 Extended 40W vs G9 10W
Algolaser Alpha MK2 Extended 40W vs Sculpfun G9 10W
What Alpha MK2 Extended 40W does better (6) and where G9 10W wins (4) — every spec side by side.
vs
9.0Power & cutting5.1
5.3Speed9.8
7.0Work area2.5
6.0Safety7.9
8.2Features & ease of use4.0
Dimensions
Size comparison
Alpha MK2 Extended 40WG9 10W
| Alpha MK2 Extended 40W | G9 10W | Difference | |
|---|---|---|---|
| Height | 200 mm | 321 mm | −121 mm |
| Width | 692 mm | 230 mm | +462 mm |
| Depth | 585 mm | 195 mm | +390 mm |
| Weight | 8.4 kg | 6.4 kg | +2 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Alpha MK2 Extended 40W better than G9 10W?
- Laser output power40 W vs 10 W4×
- Work area (surface)1,544 cm² vs 110 cm²14×
- Air assistYes · G9 10W: No
- Built-in cameraYes · G9 10W: No
- Work area width (X)400 mm vs 105 mm3.8×
- Work area depth (Y)386 mm vs 105 mm3.7×
Why is G9 10W better than Alpha MK2 Extended 40W?
- Max engraving / travel speed333 mm/s vs 5,000 mm/s15×
- Enclosed (fully covered)No · Alpha MK2 Extended 40W: Yes
- Two laser sourcesNo · Alpha MK2 Extended 40W: Yes
- Weight8.4 kg vs 6.4 kg+31%
Specifications
Side by side
| General | ||
| Laser sources | Blue diode (≈455 nm) | Blue diode (≈455 nm), Infrared diode (1064 nm) |
| Motion system | Gantry (XY rails) | Galvo (scanning mirrors) |
| Two laser sources | No | Yes |
| Wavelength | 450 nm | 455 nm |
| Laser power | ||
| Laser output power | 40 W | 10 W |
| Second laser output power | — | 2 W |
| Work area | ||
| Work area | 400 × 386 mm | 105 × 105 mm |
| Work area width (X) | 400 mm | 105 mm |
| Work area depth (Y) | 386 mm | 105 mm |
| Work area (surface) | 1,544 cm² | 110 cm² |
| Work-area extension kit | Yes | Yes |
| Speed & cutting | ||
| Max engraving / travel speed | 333 mm/s | 5,000 mm/s |
| Precision | ||
| Laser spot size | 0.175 mm | — |
| Safety | ||
| Enclosed (fully covered) | No | Yes |
| Laser safety class | — | Class 1 (eye-safe, enclosed) |
| Flame / fire detection | No | No |
| Emergency stop button | Yes | Yes |
| Built-in fume filter / purifier | Yes | — |
| Exhaust fan | — | Yes |
| Laser shield / filter cover | — | Yes |
| Features | ||
| Air assist | Yes | No |
| Built-in camera | Yes | No |
| Autofocus / auto height | No | No |
| Rotary attachment support | Yes | Yes |
| Offline engraving (no computer) | Yes | — |
| Connectivity & software | ||
| Connections | — | USB, Wi-Fi |
| Wi-Fi | — | Yes |
| USB | — | Yes |
| Bluetooth | — | Yes |
| Compatible software | LightBurn, LaserGRBL | LightBurn |
| LightBurn compatible | Yes | Yes |
| File formats | — | SVG, DXF, JPG, PNG, BMP |
| Size & power | ||
| Width | 692 mm | 230 mm |
| Depth | 585 mm | 195 mm |
| Height | 200 mm | 321 mm |
| Weight | 8.4 kg | 6.4 kg |
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