Atomstack A20 Pro vs NEJE Master 2S Plus
| Laser | ||
| Type | Diode Laser | Diode Laser |
| Wavelength | 445 nm | 450 nm |
| Optical Power | 20 W | 7.5 W |
| Performance | ||
| Work Area | 410 × 400 mm | 255 × 440 mm |
| Max Speed | 15,000 mm/min | 8,000 mm/min |
| Focus | Manual | Manual |
| Features | ||
| Enclosure | No | No |
| Air Assist | Yes | No |
| Rotary Compatible | Yes | Yes |
| WiFi | No | Yes |
| Camera | No | No |
| Physical | ||
| Approx. Price | $429 | $229 |
| Release Year | 2022 | 2021 |
| Weight | 5.5 kg | 3.2 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
NEJE Master 2S Plus
What we like
- WiFi and Bluetooth — no PC required
- Mobile app for iOS and Android
- Compact lightweight frame
- Easy to assemble and operate
- Offline operation capability
Watch out for
- Smaller X-axis at 255mm limits project width
- No air assist
- Lower power than newer competitors
- Moderate engraving resolution
Compatible Materials
Atomstack A20 Pro
WoodAcrylicLeatherCardboardFabricPaperRubberStoneMetal Engraving
NEJE Master 2S Plus
WoodLeatherCardboardFabricPaperRubberAcrylic
The NEJE Master 2S Plus costs $229 (47% less) than the Atomstack A20 Pro, which is priced at $429.
The Atomstack A20 Pro has 63% more optical power (20W vs 7.5W).
The Atomstack A20 Pro offers a 32% larger work area (410 × 400 mm vs 255 × 440 mm).
The Atomstack A20 Pro has a 47% higher maximum speed (15,000 mm/min vs 8,000 mm/min).
Feature-wise, Atomstack A20 Pro includes air assist, while NEJE Master 2S Plus does not; NEJE Master 2S Plus includes WiFi connectivity, while Atomstack A20 Pro does not.