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- S7 Pro Ultra vs S20
Roborock S7 Pro Ultra vs SwitchBot S20
What S7 Pro Ultra does better (1) and where S20 wins (3) — every spec side by side.
vs
6.4Navigation7.8
5.9Base station8.3
2.6Battery5.4
Why is S7 Pro Ultra better than S20?
- Dustbin (robot)450 ml vs 310 ml+45%
Why is S20 better than S7 Pro Ultra?
- NavigationCamera (vSLAM) vs Laser (LiDAR)
- Base stationAuto-empty dock vs All-in-one dock (empty + wash)
- Charging time300 min vs 240 min+25%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | — | 10,000 Pa |
| Dustbin (robot) | 450 ml | 310 ml |
| Main brush | Single main brush | Single main brush |
| Anti-tangle brush | — | Yes |
| Side brushes | 1 | 1 |
| Carpet detection | — | Yes |
| HEPA filter | Yes | — |
| Noise level | 60 dB | — |
| Navigation & obstacles | ||
| Navigation | Camera (vSLAM) | Laser (LiDAR) |
| Navigation sensors | vSLAM camera, Ultrasonic sensor | LiDAR laser (LDS), Wall sensor, Cliff sensors |
| Obstacle avoidance | AI camera | AI camera |
| Threshold climbing | 20 mm | 20 mm |
| No-go zones / virtual walls | — | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | — | Mop pad |
| Mop lifting on carpets | — | Yes |
| Water tank (robot) | 300 ml | — |
| Base station | ||
| Base station | Auto-empty dock | All-in-one dock (empty + wash) |
| Auto-empty dust station | Yes | Yes |
| Mop washing in the dock | Yes | Yes |
| Hot-air mop drying | — | Yes |
| Automatic water refill | — | Yes |
| Clean water tank (dock) | — | 2.7 l |
| Dirty water tank (dock) | — | 2.5 l |
| Battery & runtime | ||
| Battery capacity | — | 4,000 mAh |
| Runtime | 110 min | — |
| Charging time | 300 min | 240 min |
| Cleaning area per charge | 100 m² | — |
| Recharge & resume | — | Yes |
| Size & weight | ||
| Width / diameter | — | 365 mm |
| Length | — | 365 mm |
| Height | — | 115 mm |
| Weight | — | 5.5 kg |
| Shape | — | Round |
| Colours | White | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | Amazon Alexa, Google Assistant, Apple Siri |
| Matter | — | Yes |
| Remote control | Yes | — |
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