AlgoLaser Alpha MK2 40W Extended (15.7"×33.5") vs Atomstack S20 Pro 20W
| Laser | ||
| Type | Diode Laser | Diode Laser |
| Wavelength | 450 nm | 445 nm |
| Optical Power | 40 W | 20 W |
| Performance | ||
| Work Area | 400 × 850 mm | 400 × 400 mm |
| Max Speed | 20,000 mm/min | 15,000 mm/min |
| Focus | Manual | Manual |
| Features | ||
| Enclosure | No | Yes |
| Air Assist | Yes | Yes |
| Rotary Compatible | Yes | Yes |
| WiFi | Yes | Yes |
| Camera | No | No |
| Physical | ||
| Approx. Price | $1,118 | $699 |
| Release Year | 2024 | 2023 |
| Weight | 8.4 kg | 16 kg |
Pros & Cons
AlgoLaser Alpha MK2 40W Extended (15.7"×33.5")
What we like
- Extended bed nearly doubles usable length over the standard 40W Alpha MK2
- 40W handles thicker cuts than the 20W extended model
- Same touchscreen smart features
- Automatic air assist included
Watch out for
- Largest footprint in the open-frame Alpha MK2 lineup
- Most expensive open-frame Alpha MK2 configuration
- No enclosure on this configuration
Atomstack S20 Pro 20W
What we like
- Enclosed design for safer home operation
- WiFi and USB connectivity
- Air assist included
- 20W for cutting and engraving
- Rotary attachment compatible
Watch out for
- No built-in camera
- Moderate engraving speed
- Heavier than open-frame alternatives
- No autofocus
Compatible Materials
AlgoLaser Alpha MK2 40W Extended (15.7"×33.5")
WoodAcrylicLeatherCardboardFabricPaperRubber
Atomstack S20 Pro 20W
WoodAcrylicLeatherCardboardFabricPaperRubberStoneMetal Engraving
The Atomstack S20 Pro 20W costs $699 (37% less) than the AlgoLaser Alpha MK2 40W Extended (15.7"×33.5"), which is priced at $1,118.
The AlgoLaser Alpha MK2 40W Extended (15.7"×33.5") has 50% more optical power (40W vs 20W).
The AlgoLaser Alpha MK2 40W Extended (15.7"×33.5") offers a 53% larger work area (400 × 850 mm vs 400 × 400 mm).
The AlgoLaser Alpha MK2 40W Extended (15.7"×33.5") has a 25% higher maximum speed (20,000 mm/min vs 15,000 mm/min).
Feature-wise, Atomstack S20 Pro 20W includes an enclosure, while AlgoLaser Alpha MK2 40W Extended (15.7"×33.5") does not.