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- Roomba s9+ vs Robocleaner RC 3 Premium
iRobot Roomba s9+ vs Kärcher Robocleaner RC 3 Premium
What Roomba s9+ does better (5) and where Robocleaner RC 3 Premium wins (1) — every spec side by side.
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7.2Cleaning power3.4
5.9Navigation9.6
9.1Base station5.0
8.5Battery3.2
Why is Roomba s9+ better than Robocleaner RC 3 Premium?
- Base stationAuto-empty dock vs Charging dock
- Runtime120 min vs 90 min+33%
- Charging time60 min vs 360 min6×
- Dustbin (robot)500 ml vs 350 ml+43%
- Noise level65 dB vs 71 dB+9%
Why is Robocleaner RC 3 Premium better than Roomba s9+?
- Obstacle avoidanceBasic sensors (infrared / bumper) vs AI camera
Specifications
Side by side
| Suction & cleaning | ||
| Dustbin (robot) | 500 ml | 350 ml |
| Side brushes | 1 | — |
| Dirt detection | Yes | — |
| Noise level | 65 dB | 71 dB |
| Navigation & obstacles | ||
| Navigation | — | Laser (LiDAR) |
| Navigation sensors | Cliff sensors | LiDAR laser (LDS) |
| Obstacle avoidance | Basic sensors (infrared / bumper) | AI camera |
| Threshold climbing | 20 mm | — |
| Room mapping & room selection | Yes | Yes |
| Base station | ||
| Base station | Auto-empty dock | Charging dock |
| Auto-empty dust station | Yes | — |
| Battery & runtime | ||
| Runtime | 120 min | 90 min |
| Charging time | 60 min | 360 min |
| Cleaning area per charge | — | 160 m² |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 312 mm | — |
| Length | 312 mm | — |
| Height | 89 mm | — |
| Weight | 4 kg | 3.6 kg |
| Shape | — | Round |
| Colours | — | White |
| App & smart home | ||
| App control | Yes | — |
| Voice assistants | Amazon Alexa, Google Assistant | — |
| Remote control | Yes | — |
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