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- T20 Pro vs Robot Vacuum S40C
Ultenic T20 Pro vs Xiaomi Robot Vacuum S40C
What T20 Pro does better (5) and where Robot Vacuum S40C wins (0) — every spec side by side.
vs
6.5Cleaning power5.4
4.3Navigation5.8
2.3Mopping4.1
4.0Battery2.1
Dimensions
Size comparison
T20 ProRobot Vacuum S40C
| T20 Pro | Robot Vacuum S40C | Difference | |
|---|---|---|---|
| Height | 97 mm | 97 mm | = |
| Width / diameter | 320 mm | 340 mm | −20 mm |
| Length | 320 mm | 340 mm | −20 mm |
| Weight | 5.7 kg | 3.4 kg | +2.3 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is T20 Pro better than Robot Vacuum S40C?
- Suction power8,000 Pa vs 5,000 Pa+60%
- Base stationAuto-empty dock vs Charging dock
- Runtime120 min vs 100 min+20%
- Charging time300 min vs 360 min+20%
- Noise level60 dB vs 63 dB+5%
Why is Robot Vacuum S40C better than T20 Pro?
Robot Vacuum S40C has no measurable advantages in this pair.
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 8,000 Pa | 5,000 Pa |
| Dustbin (robot) | — | 520 ml |
| Main brush | Single main brush | Single main brush |
| Side brushes | 1 | 1 |
| Carpet detection | Yes | — |
| HEPA filter | Yes | — |
| Noise level | 60 dB | 63 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS) | LiDAR laser (LDS), Cliff sensors |
| 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 | Mop pad | Mop pad |
| Water tank (robot) | — | 260 ml |
| Base station | ||
| Base station | Auto-empty dock | Charging dock |
| Auto-empty dust station | Yes | — |
| Dust bag (dock) | 3.5 l | — |
| Battery & runtime | ||
| Battery capacity | — | 2,600 mAh |
| Runtime | 120 min | 100 min |
| Charging time | 300 min | 360 min |
| Cleaning area per charge | 200 m² | — |
| Size & weight | ||
| Width / diameter | 320 mm | 340 mm |
| Length | 320 mm | 340 mm |
| Height | 97 mm | 97 mm |
| Weight | 5.7 kg | 3.4 kg |
| Shape | Round | Round |
| Colours | Black | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | Amazon Alexa, Google Assistant |
