Atomstack A20 Pro vs Atomstack S20 Pro 20W
| Laser | ||
| Type | Diode Laser | Diode Laser |
| Wavelength | 445 nm | 445 nm |
| Optical Power | 20 W | 20 W |
| Performance | ||
| Work Area | 410 × 400 mm | 400 × 400 mm |
| Max Speed | 15,000 mm/min | 15,000 mm/min |
| Focus | Manual | Manual |
| Features | ||
| Enclosure | No | Yes |
| Air Assist | Yes | Yes |
| Rotary Compatible | Yes | Yes |
| WiFi | No | Yes |
| Camera | No | No |
| Physical | ||
| Approx. Price | $429 | $699 |
| Release Year | 2022 | 2023 |
| Weight | 5.5 kg | 16 kg |
Pros & Cons
Atomstack A20 Pro
What we like
- 20W power at a competitive price
- Air assist included in the box
- Can cut 10mm pine in one pass
- Rotary attachment compatible
- Established brand with good support
Watch out for
- No enclosure
- No WiFi connectivity
- Moderate speed at 15,000 mm/min
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
Atomstack A20 Pro
WoodAcrylicLeatherCardboardFabricPaperRubberStoneMetal Engraving
Atomstack S20 Pro 20W
WoodAcrylicLeatherCardboardFabricPaperRubberStoneMetal Engraving
The Atomstack A20 Pro costs $429 (39% less) than the Atomstack S20 Pro 20W, which is priced at $699.
Both machines share the same 20W optical power rating.
The Atomstack A20 Pro offers a 2% larger work area (410 × 400 mm vs 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 Atomstack A20 Pro does not; Atomstack S20 Pro 20W includes WiFi connectivity, while Atomstack A20 Pro does not.