- brandnew.uk.com
- Compare
- Deebot T9 vs S8+
Ecovacs Deebot T9 vs Roborock S8+
What Deebot T9 does better (1) and where S8+ wins (5) — every spec side by side.
Dimensions
Size comparison
Deebot T9S8+
| Deebot T9 | S8+ | Difference | |
|---|---|---|---|
| Height | 93 mm | 97 mm | −4 mm |
| Width / diameter | 353 mm | 353 mm | = |
| Length | 353 mm | 353 mm | = |
| Weight | 3.6 kg | 4.7 kg | −1.1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Deebot T9 better than S8+?
- Height93 mm vs 97 mm+4%
Why is S8+ better than Deebot T9?
- Runtime175 min vs 180 min+3%
- Water tank (robot)180 ml vs 300 ml+67%
- Dustbin (robot)400 ml vs 470 ml+18%
- Cleaning area per charge175 m² vs 200 m²+14%
- Charging time390 min vs 360 min+8%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | — | 2,500 Pa |
| Dustbin (robot) | 400 ml | 470 ml |
| Main brush | — | Single main brush |
| Side brushes | 2 | 1 |
| Carpet detection | — | Yes |
| HEPA filter | Yes | — |
| Noise level | 67 dB | 67 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Cliff sensors, Ultrasonic sensor |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | — |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | — | Vibrating / sonic mop |
| Mop lifting on carpets | — | Yes |
| Mop lift height | — | 5 mm |
| Water tank (robot) | 180 ml | 300 ml |
| Base station | ||
| Base station | Auto-empty dock | Auto-empty dock |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | — | 2.5 l |
| Mop washing in the dock | — | Yes |
| Battery & runtime | ||
| Battery capacity | — | 5,200 mAh |
| Runtime | 175 min | 180 min |
| Charging time | 390 min | 360 min |
| Cleaning area per charge | 175 m² | 200 m² |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 353 mm | 353 mm |
| Length | 353 mm | 353 mm |
| Height | 93 mm | 97 mm |
| Weight | 3.6 kg | 4.7 kg |
| Shape | Round | Round |
| Colours | White | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant, Apple Siri |
| Remote control | Yes | — |
