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- D9 Pro vs S7 Pro Ultra
Dreame D9 Pro vs Roborock S7 Pro Ultra
What D9 Pro does better (2) and where S7 Pro Ultra wins (2) — every spec side by side.
vs
7.1Navigation6.4
Why is D9 Pro better than S7 Pro Ultra?
- NavigationLaser (LiDAR) vs Camera (vSLAM)
- Dustbin (robot)550 ml vs 450 ml+22%
Why is S7 Pro Ultra better than D9 Pro?
- Charging time360 min vs 300 min+20%
- Water tank (robot)270 ml vs 300 ml+11%
Specifications
Side by side
| Suction & cleaning | ||
| Dustbin (robot) | 550 ml | 450 ml |
| Main brush | — | Single main brush |
| Side brushes | — | 1 |
| HEPA filter | — | Yes |
| Noise level | 60 dB | 60 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Camera (vSLAM) |
| Navigation sensors | LiDAR laser (LDS) | vSLAM camera, Ultrasonic sensor |
| Obstacle avoidance | — | AI camera |
| Threshold climbing | — | 20 mm |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Water tank (robot) | 270 ml | 300 ml |
| Base station | ||
| Base station | — | Auto-empty dock |
| Auto-empty dust station | — | Yes |
| Mop washing in the dock | — | Yes |
| Battery & runtime | ||
| Runtime | — | 110 min |
| Charging time | 360 min | 300 min |
| Cleaning area per charge | — | 100 m² |
| Size & weight | ||
| Shape | Round | — |
| Colours | White | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa | Amazon Alexa, Google Assistant, Apple Siri |
| Remote control | — | Yes |
