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- D9 Max vs S7
Dreame D9 Max vs Roborock S7
What D9 Max does better (1) and where S7 wins (3) — every spec side by side.
Why is D9 Max better than S7?
- Dustbin (robot)570 ml vs 450 ml+27%
Why is S7 better than D9 Max?
- Runtime150 min vs 180 min+20%
- Charging time360 min vs 300 min+20%
- Water tank (robot)270 ml vs 300 ml+11%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 4,000 Pa | — |
| Dustbin (robot) | 570 ml | 450 ml |
| Main brush | Single main brush | — |
| Side brushes | 1 | — |
| Carpet detection | Yes | — |
| HEPA filter | Yes | Yes |
| Noise level | 60 dB | 60 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | 20 mm |
| No-go zones / virtual walls | Yes | — |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Water tank (robot) | 270 ml | 300 ml |
| Base station | ||
| Base station | Charging dock | Charging dock |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | — |
| Runtime | 150 min | 180 min |
| Charging time | 360 min | 300 min |
| Cleaning area per charge | 250 m² | — |
| Size & weight | ||
| Height | — | 96 mm |
| Weight | 3.8 kg | — |
| Shape | Round | Round |
| Colours | Black | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant, Apple Siri |
| Remote control | — | Yes |
