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- RVM 4 Comfort vs ThermaCharged PowerDetect
Kärcher RVM 4 Comfort vs Shark ThermaCharged PowerDetect
What RVM 4 Comfort does better (3) and where ThermaCharged PowerDetect wins (1) — every spec side by side.
vs
8.5Navigation4.3
7.8Mopping5.5
4.6Base station7.6
6.6Battery6.0
Why is RVM 4 Comfort better than ThermaCharged PowerDetect?
- Obstacle avoidanceAI camera vs Basic sensors (infrared / bumper)
- Mop typeRotating mop pads vs Mop pad
- Charging time230 min vs 240 min+4%
Why is ThermaCharged PowerDetect better than RVM 4 Comfort?
- Runtime160 min vs 180 min+12%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 15,000 Pa | — |
| Dustbin (robot) | — | 380 ml |
| Main brush | Single main brush | Single main brush |
| Side brushes | 1 | 1 |
| Carpet detection | Yes | Yes |
| Noise level | 66 dB | — |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors, Ultrasonic sensor | LiDAR laser (LDS), Wall sensor, Cliff sensors, Ultrasonic sensor |
| Obstacle avoidance | AI camera | Basic sensors (infrared / bumper) |
| No-go zones / virtual walls | — | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Mop pad |
| Mop lifting on carpets | Yes | — |
| Automatic mop removal | — | Yes |
| Extending mop (edges) | Yes | Yes |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | All-in-one dock (empty + wash) |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 2.3 l | — |
| Mop washing in the dock | Yes | Yes |
| Hot-water mop washing | — | Yes |
| Hot-air mop drying | Yes | Yes |
| Automatic water refill | Yes | Yes |
| Clean water tank (dock) | 2.5 l | — |
| Dirty water tank (dock) | 3 l | — |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | — |
| Runtime | 160 min | 180 min |
| Charging time | 230 min | 240 min |
| Cleaning area per charge | — | 130 m² |
| Size & weight | ||
| Width / diameter | 350 mm | — |
| Length | 350 mm | — |
| Height | 100 mm | — |
| Weight | 3.8 kg | — |
| Shape | Round | — |
| Colours | White | White, Gold |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | — | Amazon Alexa, Google Assistant |
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