AlgoLaser Alpha MK2 20W vs Genmitsu L8 40W
| Laser | ||
| Type | Diode Laser | Diode Laser |
| Wavelength | 450 nm | 455 nm |
| Optical Power | 20 W | 40 W |
| Performance | ||
| Work Area | 400 × 410 mm | 390 × 390 mm |
| Max Speed | 30,000 mm/min | 40,000 mm/min |
| Focus | Manual | Manual |
| Features | ||
| Enclosure | No | Yes |
| Air Assist | Yes | Yes |
| Rotary Compatible | Yes | Yes |
| WiFi | Yes | Yes |
| Camera | No | Yes |
| Physical | ||
| Approx. Price | $629 | $999 |
| Release Year | 2024 | 2023 |
| Weight | 6.5 kg | 12 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
Genmitsu L8 40W
What we like
- Complete all-in-one: enclosure, air assist, LightBurn camera all included
- Class 1 safety — no goggles required during enclosed operation
- 40W cuts 15mm basswood in one pass
- LightBurn compatible (industry-standard software)
- Strong SainSmart community support and documentation
Watch out for
- Heavier and less portable than open-frame alternatives
- Manual focus — no auto-focus
- Acrylic enclosure less durable than metal-framed options
- Higher price than comparable open-frame diode machines
Compatible Materials
AlgoLaser Alpha MK2 20W
WoodAcrylicLeatherCardboardFabricPaperRubber
Genmitsu L8 40W
WoodAcrylicLeatherCardboardFabricPaperRubberStone
The AlgoLaser Alpha MK2 20W costs $629 (37% less) than the Genmitsu L8 40W, which is priced at $999.
The Genmitsu L8 40W has 50% more optical power (40W vs 20W).
The AlgoLaser Alpha MK2 20W offers a 7% larger work area (400 × 410 mm vs 390 × 390 mm).
The Genmitsu L8 40W has a 25% higher maximum speed (40,000 mm/min vs 30,000 mm/min).
Feature-wise, Genmitsu L8 40W includes an enclosure, while AlgoLaser Alpha MK2 20W does not; Genmitsu L8 40W includes a camera, while AlgoLaser Alpha MK2 20W does not.