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- RCF 3 vs RVM 4 Comfort
Kärcher RCF 3 vs Kärcher RVM 4 Comfort
What RCF 3 does better (2) and where RVM 4 Comfort wins (4) — every spec side by side.
vs
4.0Navigation8.5
6.9Mopping7.8
5.4Base station4.6
5.0Battery6.6
Dimensions
Size comparison
RCF 3RVM 4 Comfort
| RCF 3 | RVM 4 Comfort | Difference | |
|---|---|---|---|
| Height | 120 mm | 100 mm | +20 mm |
| Width / diameter | 340 mm | 350 mm | −10 mm |
| Length | 340 mm | 350 mm | −10 mm |
| Weight | 4.5 kg | 3.8 kg | +0.7 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is RCF 3 better than RVM 4 Comfort?
- Mop typeRoller mop vs Rotating mop pads
- Charging time180 min vs 230 min+28%
Why is RVM 4 Comfort better than RCF 3?
- Obstacle avoidanceBasic sensors (infrared / bumper) vs AI camera
- Base stationCharging dock vs All-in-one dock (empty + wash)
- Runtime120 min vs 160 min+33%
- Height120 mm vs 100 mm+20%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | — | 15,000 Pa |
| Main brush | — | Single main brush |
| Side brushes | — | 1 |
| Carpet detection | Yes | Yes |
| Noise level | — | 66 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors, Ultrasonic sensor | LiDAR laser (LDS), Wall sensor, Cliff sensors, Ultrasonic sensor |
| Obstacle avoidance | Basic sensors (infrared / bumper) | AI camera |
| Threshold climbing | 15 mm | — |
| No-go zones / virtual walls | Yes | — |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Roller mop | Rotating mop pads |
| Mop lifting on carpets | — | Yes |
| Extending mop (edges) | — | Yes |
| Base station | ||
| Base station | Charging dock | All-in-one dock (empty + wash) |
| Auto-empty dust station | — | Yes |
| Dust bag (dock) | — | 2.3 l |
| Mop washing in the dock | — | Yes |
| Hot-air mop drying | — | Yes |
| Automatic water refill | — | Yes |
| Clean water tank (dock) | — | 2.5 l |
| Dirty water tank (dock) | — | 3 l |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 5,200 mAh |
| Runtime | 120 min | 160 min |
| Charging time | 180 min | 230 min |
| Cleaning area per charge | 80 m² | — |
| Size & weight | ||
| Width / diameter | 340 mm | 350 mm |
| Length | 340 mm | 350 mm |
| Height | 120 mm | 100 mm |
| Weight | 4.5 kg | 3.8 kg |
| Shape | Round | Round |
| Colours | White, Black | White |
| App & smart home | ||
| App control | Yes | Yes |
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