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- T20 Pro vs W9
Ultenic T20 Pro vs Vactidy W9
What T20 Pro does better (1) and where W9 wins (1) — every spec side by side.
Why is T20 Pro better than W9?
- Noise level60 dB vs 67 dB+12%
Why is W9 better than T20 Pro?
- Runtime120 min vs 180 min+50%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 8,000 Pa | — |
| Main brush | Single main brush | — |
| Side brushes | 1 | — |
| Carpet detection | Yes | — |
| HEPA filter | Yes | — |
| Noise level | 60 dB | 67 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | — |
| Navigation sensors | LiDAR laser (LDS) | — |
| Obstacle avoidance | Basic sensors (infrared / bumper) | — |
| No-go zones / virtual walls | Yes | — |
| Room mapping & room selection | Yes | — |
| Mopping | ||
| Mop type | Mop pad | — |
| Base station | ||
| Base station | Auto-empty dock | — |
| Auto-empty dust station | Yes | — |
| Dust bag (dock) | 3.5 l | — |
| Battery & runtime | ||
| Runtime | 120 min | 180 min |
| Charging time | 300 min | — |
| Cleaning area per charge | 200 m² | — |
| Size & weight | ||
| Width / diameter | 320 mm | — |
| Length | 320 mm | — |
| Height | 97 mm | — |
| Weight | 5.7 kg | — |
| Shape | Round | Round |
| Colours | Black | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | Amazon Alexa, Google Assistant |
