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- MD 18501 vs S5 Max
Medion MD 18501 vs Roborock S5 Max
What MD 18501 does better (2) and where S5 Max wins (3) — every spec side by side.
Dimensions
Size comparison
MD 18501S5 Max
| MD 18501 | S5 Max | Difference | |
|---|---|---|---|
| Height | 80 mm | 96 mm | −16 mm |
| Width / diameter | 300 mm | 350 mm | −50 mm |
| Length | 300 mm | 350 mm | −50 mm |
| Weight | 2.1 kg | 3.5 kg | −1.4 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is MD 18501 better than S5 Max?
- Height80 mm vs 96 mm+20%
- Charging time270 min vs 360 min+33%
Why is S5 Max better than MD 18501?
- Cleaning area per charge100 m² vs 200 m²2×
- Dustbin (robot)300 ml vs 450 ml+50%
- Water tank (robot)250 ml vs 290 ml+16%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 900 Pa | — |
| Dustbin (robot) | 300 ml | 450 ml |
| Side brushes | 2 | — |
| HEPA filter | — | Yes |
| Noise level | — | 65 dB |
| Navigation & obstacles | ||
| Navigation | — | Laser (LiDAR) |
| Navigation sensors | Cliff sensors | LiDAR laser (LDS) |
| Obstacle avoidance | Basic sensors (infrared / bumper) | — |
| Threshold climbing | 20 mm | 20 mm |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | — | Yes |
| Mopping | ||
| Mop type | Mop pad | — |
| Water tank (robot) | 250 ml | 290 ml |
| Base station | ||
| Base station | Charging dock | — |
| Battery & runtime | ||
| Runtime | 90 min | — |
| Charging time | 270 min | 360 min |
| Cleaning area per charge | 100 m² | 200 m² |
| Size & weight | ||
| Width / diameter | 300 mm | 350 mm |
| Length | 300 mm | 350 mm |
| Height | 80 mm | 96 mm |
| Weight | 2.1 kg | 3.5 kg |
| Shape | Round | Round |
| Colours | White | White |
| App & smart home | ||
| App control | — | Yes |
| Voice assistants | — | Amazon Alexa, Google Assistant |
| Remote control | Yes | Yes |









