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- S2 12W vs S2 20W
Acmer S2 12W vs Acmer S2 20W
What S2 12W does better (0) and where S2 20W wins (1) — every spec side by side.
Dimensions
Size comparison
S2 12WS2 20W
| S2 12W | S2 20W | Difference | |
|---|---|---|---|
| Height | 195 mm | 195 mm | = |
| Width | 490 mm | 490 mm | = |
| Depth | 500 mm | 500 mm | = |
Drawn to the same scale from the official dimensions (front and side).
Why is S2 12W better than S2 20W?
S2 12W has no measurable advantages in this pair.
Why is S2 20W better than S2 12W?
- Laser output power12 W vs 20 W+67%
Specifications
Side by side
| General | ||
| Laser sources | Blue diode (≈455 nm) | Blue diode (≈455 nm) |
| Motion system | Gantry (XY rails) | Gantry (XY rails) |
| Two laser sources | No | No |
| Laser power | ||
| Laser output power | 12 W | 20 W |
| Work area | ||
| Work area | 300 × 300 mm | 300 × 300 mm |
| Work area width (X) | 300 mm | 300 mm |
| Work area depth (Y) | 300 mm | 300 mm |
| Work area (surface) | 900 cm² | 900 cm² |
| Speed & cutting | ||
| Max engraving / travel speed | 167 mm/s | 167 mm/s |
| Precision | ||
| Laser spot size | 0.06 mm | 0.06 mm |
| Safety | ||
| Enclosed (fully covered) | No | No |
| Flame / fire detection | No | No |
| Features | ||
| Air assist | Yes | Yes |
| Built-in camera | No | No |
| Autofocus / auto height | No | No |
| Rotary attachment support | Yes | Yes |
| Connectivity & software | ||
| Compatible software | LightBurn | LightBurn |
| LightBurn compatible | Yes | Yes |
| Size & power | ||
| Width | 490 mm | 490 mm |
| Depth | 500 mm | 500 mm |
| Height | 195 mm | 195 mm |









