AlgoLaser Alpha MK2 20W vs Sculpfun iCube Ultra 12W
| Laser | ||
| Type | Diode Laser | Diode Laser |
| Wavelength | 450 nm | 455 nm |
| Optical Power | 20 W | 12 W |
| Performance | ||
| Work Area | 400 × 410 mm | 150 × 150 mm |
| Max Speed | 30,000 mm/min | 10,000 mm/min |
| Focus | Manual | Autofocus |
| Features | ||
| Enclosure | No | Yes |
| Air Assist | Yes | No |
| Rotary Compatible | Yes | Yes |
| WiFi | Yes | No |
| Camera | No | No |
| Physical | ||
| Approx. Price | $629 | $329 |
| Release Year | 2024 | 2025 |
| Weight | 6.5 kg | 5.95 kg |
Pros & Cons
AlgoLaser Alpha MK2 20W
What we like
- Touchscreen + app control, no PC required for basic jobs
- Automatic air assist included standard
- Rotary and enclosure accessories available
- LightBurn compatible
Watch out for
- Open frame by default — enclosure sold as a separate SKU
- 20W limits cutting depth vs the 40W variant
Sculpfun iCube Ultra 12W
What we like
- Class 1 safety certification — fully enclosed, door-interlock protected
- 12W diode cuts 10mm paulownia in one pass
- Built-in multi-layer smoke filtration system
- Compact and portable at 5.95 kg — smallest 12W enclosed laser
- Auto-focus for hands-off setup
- Optional dual-laser version adds 1.2W IR for marking metals
Watch out for
- Small 150×150mm work area
- Bluetooth/USB only — no WiFi
- Air assist sold as separate accessory
- Camera available as separate accessory only
Compatible Materials
AlgoLaser Alpha MK2 20W
WoodAcrylicLeatherCardboardFabricPaperRubber
Sculpfun iCube Ultra 12W
WoodLeatherAcrylicCardboardFabricPaperRubberStoneMetal Engraving
The Sculpfun iCube Ultra 12W costs $329 (48% less) than the AlgoLaser Alpha MK2 20W, which is priced at $629.
The AlgoLaser Alpha MK2 20W has 40% more optical power (20W vs 12W).
The AlgoLaser Alpha MK2 20W offers a 86% larger work area (400 × 410 mm vs 150 × 150 mm).
The AlgoLaser Alpha MK2 20W has a 67% higher maximum speed (30,000 mm/min vs 10,000 mm/min).
Feature-wise, Sculpfun iCube Ultra 12W includes an enclosure, while AlgoLaser Alpha MK2 20W does not; AlgoLaser Alpha MK2 20W includes air assist, while Sculpfun iCube Ultra 12W does not; AlgoLaser Alpha MK2 20W includes WiFi connectivity, while Sculpfun iCube Ultra 12W does not.