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| NB 530 | NR530 | |
| Cleaning width (mm) | 530 | 530 |
| Water absorption width (mm) | 760 | 760 |
| Clear water tank (L) | 50 | 70 |
| Sewage tank (L) | 50 | 70 |
| working efficiency (㎡/h) | 1800 | 3100 |
| continuous working time (h) | 3~4 | 3~4 |
| Brushing disc motor power (W) | 550W | 550 |
| Water suction motor power (W) | 400W | 550 |
| Drive motor power (W) | - | 400 |
| Walking speed (km/h) | - | 0~6 |
| Noise value dB (A) | 65±3 | 68±3 |
| Battery pack | 24V（2*12V100Ah） | 24V（2*12V120Ah） |
| Net weight of machine (kg) | 89 | 120 |
| Product size (mm) | 1220*540*1050 | 1260*600*1010 |
