- Processing Talk
- Compare
- S2 Pro 48W vs Ray7 40W
Acmer S2 Pro 48W vs Longer Ray7 40W
What S2 Pro 48W does better (4) and where Ray7 40W wins (3) — every spec side by side.
vs
9.4Power & cutting9.0
6.1Speed8.0
5.0Precision5.7
7.7Work area5.3
3.2Safety6.9
5.7Features & ease of use6.9
Why is S2 Pro 48W better than Ray7 40W?
- Work area (surface)1,600 cm² vs 946 cm²+69%
- Laser output power48 W vs 40 W+20%
- Work area width (X)400 mm vs 305 mm+31%
- Work area depth (Y)400 mm vs 310 mm+29%
Why is Ray7 40W better than S2 Pro 48W?
- Laser spot size0.1 mm vs 0.06 mm+67%
- Max engraving / travel speed400 mm/s vs 600 mm/s+50%
- Flame / fire detectionNo · S2 Pro 48W: Yes
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 | 48 W | 40 W |
| Work area | ||
| Work area | 400 × 400 mm | 305 × 310 mm |
| Work area width (X) | 400 mm | 305 mm |
| Work area depth (Y) | 400 mm | 310 mm |
| Work area (surface) | 1,600 cm² | 946 cm² |
| Speed & cutting | ||
| Max engraving / travel speed | 400 mm/s | 600 mm/s |
| Precision | ||
| Laser spot size | 0.1 mm | 0.06 mm |
| Positioning accuracy | — | 0.06 mm |
| Linear rails | Yes | — |
| Safety | ||
| Enclosed (fully covered) | No | No |
| Flame / fire detection | No | Yes |
| Emergency stop button | — | Yes |
| Features | ||
| Air assist | Yes | Yes |
| Built-in camera | No | No |
| Autofocus / auto height | No | No |
| Rotary attachment support | Yes | — |
| Offline engraving (no computer) | — | Yes |
| Connectivity & software | ||
| Connections | — | Wi-Fi |
| Wi-Fi | — | Yes |
| Compatible software | LightBurn | — |
| LightBurn compatible | Yes | — |









