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- Deebot T9 Aivi vs S9
Ecovacs Deebot T9 Aivi vs Viomi S9
What Deebot T9 Aivi does better (0) and where S9 wins (2) — every spec side by side.
vs
7.8Navigation7.2
3.5Base station3.5
Why is Deebot T9 Aivi better than S9?
Deebot T9 Aivi has no measurable advantages in this pair.
Why is S9 better than Deebot T9 Aivi?
- Water tank (robot)180 ml vs 250 ml+39%
- Charging time390 min vs 360 min+8%
Specifications
Side by side
| Suction & cleaning | ||
| Dustbin (robot) | 300 ml | 300 ml |
| Noise level | 70 dB | — |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS) |
| Obstacle avoidance | AI camera | — |
| Threshold climbing | 20 mm | — |
| No-go zones / virtual walls | Yes | — |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Water tank (robot) | 180 ml | 250 ml |
| Base station | ||
| Base station | Charging dock | Charging dock |
| Battery & runtime | ||
| Charging time | 390 min | 360 min |
| Cleaning area per charge | 150 m² | — |
| Size & weight | ||
| Width / diameter | 353 mm | — |
| Length | 353 mm | — |
| Height | 93 mm | — |
| Weight | 3.8 kg | — |
| Shape | Round | Round |
| Colours | Black | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | — |
