| Model |
|
|
|
| Energy saving | 60-70% | 30-40% | 0 |
| Hydraulic oil saving | 70-85% | 0 | 0 |
| Speed increasing | 130% | 100% | 100% |
| Main motor | Servo motor * 2 | Servo motor * 1 | Electric motor * 1 |
| Oil pipe connection | No need | Need | Need |
| Aging time of hydraulic parts | Very slow | Slow | Normal |
| Noise level | Very low | Low | Normal |