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- SF-A9 20W vs TS2 20W
Sculpfun SF-A9 20W vs Two Trees TS2 20W
What SF-A9 20W does better (1) and where TS2 20W wins (4) — every spec side by side.
Why is SF-A9 20W better than TS2 20W?
- Flame / fire detectionYes · TS2 20W: No
Why is TS2 20W better than SF-A9 20W?
- Autofocus / auto heightNo · SF-A9 20W: Yes
- Work area (surface)1,600 cm² vs 1,681 cm²+5%
- Work area width (X)400 mm vs 410 mm+2%
- Work area depth (Y)400 mm vs 410 mm+2%
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 |
| Wavelength | 450 nm | — |
| Laser power | ||
| Laser output power | 20 W | 20 W |
| Work area | ||
| Work area | 400 × 400 mm | 410 × 410 mm |
| Work area width (X) | 400 mm | 410 mm |
| Work area depth (Y) | 400 mm | 410 mm |
| Work area (surface) | 1,600 cm² | 1,681 cm² |
| Work-area extension kit | — | Yes |
| Speed & cutting | ||
| Max engraving / travel speed | 600 mm/s | — |
| Max cutting depth – wood / plywood (one pass) | 20 mm | — |
| Precision | ||
| Laser spot size | 0.1 mm | — |
| Positioning accuracy | — | 0.21 mm |
| Linear rails | Yes | — |
| Safety | ||
| Enclosed (fully covered) | No | No |
| Flame / fire detection | Yes | No |
| Emergency stop button | Yes | — |
| Tilt / movement sensor | Yes | — |
| Features | ||
| Air assist | Yes | Yes |
| Built-in camera | No | No |
| Autofocus / auto height | No | Yes |
| Rotary attachment support | Yes | Yes |
| Offline engraving (no computer) | — | Yes |
| Connectivity & software | ||
| Connections | USB, Wi-Fi, Bluetooth | USB, Wi-Fi, SD / USB drive |
| Wi-Fi | Yes | Yes |
| USB | Yes | Yes |
| Bluetooth | Yes | — |
| SD / TF card | — | Yes |
| Phone app control | — | Yes |
| Compatible software | LightBurn, LaserGRBL | LightBurn, LaserGRBL |
| LightBurn compatible | Yes | Yes |
| Size & power | ||
| Width | 606 mm | — |
| Depth | 665 mm | — |
| Height | 110 mm | — |
| Weight | 6.2 kg | — |
