- Processing Talk
- Compare
- K1 2.5W vs K1 3.5W
Acmer K1 2.5W vs Acmer K1 3.5W
What K1 2.5W does better (0) and where K1 3.5W wins (1) — every spec side by side.
Dimensions
Size comparison
K1 2.5WK1 3.5W
| K1 2.5W | K1 3.5W | Difference | |
|---|---|---|---|
| Height | 190 mm | 190 mm | = |
| Width | 286 mm | 286 mm | = |
| Depth | 273 mm | 273 mm | = |
| Weight | 2.4 kg | 2.4 kg | = |
Drawn to the same scale from the official dimensions (front and side).
Why is K1 2.5W better than K1 3.5W?
K1 2.5W has no measurable advantages in this pair.
Why is K1 3.5W better than K1 2.5W?
- Laser output power2.5 W vs 3.5 W+40%
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 | 2.5 W | 3.5 W |
| Work area | ||
| Work area | 150 × 150 mm | 150 × 150 mm |
| Work area width (X) | 150 mm | 150 mm |
| Work area depth (Y) | 150 mm | 150 mm |
| Work area (surface) | 225 cm² | 225 cm² |
| Speed & cutting | ||
| Max engraving / travel speed | 167 mm/s | 167 mm/s |
| Precision | ||
| Positioning accuracy | 0.04 mm | 0.04 mm |
| Safety | ||
| Enclosed (fully covered) | Yes | Yes |
| Flame / fire detection | No | No |
| Features | ||
| Air assist | No | No |
| Built-in camera | No | No |
| Autofocus / auto height | No | No |
| Connectivity & software | ||
| Compatible software | LightBurn | LightBurn |
| LightBurn compatible | Yes | Yes |
| Size & power | ||
| Width | 286 mm | 286 mm |
| Depth | 273 mm | 273 mm |
| Height | 190 mm | 190 mm |
| Weight | 2.4 kg | 2.4 kg |








