AlgoLaser DIY KIT MK3 20W vs Atomstack S20 Pro 20W
| Laser | ||
| Type | Diode Laser | Diode Laser |
| Wavelength | 450 nm | 445 nm |
| Optical Power | 20 W | 20 W |
| Performance | ||
| Work Area | 400 × 400 mm | 400 × 400 mm |
| Max Speed | 15,000 mm/min | 15,000 mm/min |
| Focus | Manual | Manual |
| Features | ||
| Enclosure | No | Yes |
| Air Assist | No | Yes |
| Rotary Compatible | Yes | Yes |
| WiFi | Yes | Yes |
| Camera | No | No |
| Physical | ||
| Approx. Price | $529 | $699 |
| Release Year | 2026 | 2023 |
| Weight | 6 kg | 16 kg |
Pros & Cons
AlgoLaser DIY KIT MK3 20W
What we like
- Widest power range of the DIY KIT family (8W/15W/20W)
- Newest generation — likely incorporates build-quality refinements over MK2
- Rotary compatible
- Competitively priced for the power on offer
Watch out for
- Newly released — limited independent long-term reviews available
- Exact speed, connectivity, and camera specs not confirmed from AlgoLaser's text content — verify before publishing
- Open frame, no enclosure standard
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 DIY KIT MK3 20W
WoodAcrylicLeatherCardboardFabricPaperRubber
Atomstack S20 Pro 20W
WoodAcrylicLeatherCardboardFabricPaperRubberStoneMetal Engraving
The AlgoLaser DIY KIT MK3 20W costs $529 (24% less) than the Atomstack S20 Pro 20W, which is priced at $699.
Both machines share the same 20W optical power rating.
Both machines share the same work area of 400 × 400 mm.
Both machines share the same maximum speed of 15,000 mm/min.
Feature-wise, Atomstack S20 Pro 20W includes an enclosure, while AlgoLaser DIY KIT MK3 20W does not; Atomstack S20 Pro 20W includes air assist, while AlgoLaser DIY KIT MK3 20W does not.