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- X21 SW vs Robot Vacuum S12
Medion X21 SW vs Xiaomi Robot Vacuum S12
What X21 SW does better (1) and where Robot Vacuum S12 wins (1) — every spec side by side.
vs
Why is X21 SW better than Robot Vacuum S12?
- Base stationAuto-empty dock vs Charging dock
Why is Robot Vacuum S12 better than X21 SW?
- Dustbin (robot)250 ml vs 450 ml+80%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 3,000 Pa | — |
| Dustbin (robot) | 250 ml | 450 ml |
| Main brush | Single main brush | — |
| Side brushes | 2 | — |
| Carpet detection | Yes | — |
| HEPA filter | Yes | — |
| Noise level | 68 dB | — |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | — |
| Navigation sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors | Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 18 mm | — |
| No-go zones / virtual walls | Yes | — |
| Room mapping & room selection | Yes | — |
| Mopping | ||
| Mop type | Mop pad | — |
| Water tank (robot) | 250 ml | — |
| Base station | ||
| Base station | Auto-empty dock | Charging dock |
| Auto-empty dust station | Yes | — |
| Dust bag (dock) | 2.5 l | — |
| Battery & runtime | ||
| Battery capacity | 3,200 mAh | — |
| Runtime | 150 min | — |
| Charging time | 300 min | — |
| Cleaning area per charge | 120 m² | — |
| Size & weight | ||
| Width / diameter | 320 mm | — |
| Length | 320 mm | — |
| Height | 93 mm | — |
| Weight | 3 kg | — |
| Shape | Round | Round |
| Colours | White, Silver | White |
| App & smart home | ||
| App control | Yes | Yes |
