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- C30 Edge vs RVM 4 Comfort Extra
eufy C30 Edge vs Kärcher RVM 4 Comfort Extra
What C30 Edge does better (4) and where RVM 4 Comfort Extra wins (3) — every spec side by side.
vs
9.8Cleaning power7.6
5.8Navigation8.6
8.1Mopping7.9
7.1Base station6.8
7.0Battery6.6
Dimensions
Size comparison
C30 EdgeRVM 4 Comfort Extra
| C30 Edge | RVM 4 Comfort Extra | Difference | |
|---|---|---|---|
| Height | 114 mm | 100 mm | +14 mm |
| Width / diameter | 358 mm | 350 mm | +8 mm |
| Length | 358 mm | 350 mm | +8 mm |
| Weight | 4.9 kg | 3.8 kg | +1.1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is C30 Edge better than RVM 4 Comfort Extra?
- Suction power35,000 Pa vs 15,000 Pa2.3×
- Runtime240 min vs 160 min+50%
- Clean water tank (dock)3 l vs 2.5 l+20%
- Dust bag (dock)2.5 l vs 2.3 l+9%
Why is RVM 4 Comfort Extra better than C30 Edge?
- Obstacle avoidanceBasic sensors (infrared / bumper) vs AI camera
- Height114 mm vs 100 mm+14%
- Charging time330 min vs 230 min+43%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 35,000 Pa | 15,000 Pa |
| Main brush | Single main brush | Single main brush |
| Anti-tangle brush | Yes | — |
| Side brushes | 1 | 1 |
| Carpet detection | Yes | Yes |
| Noise level | — | 66 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors, Ultrasonic sensor |
| Obstacle avoidance | Basic sensors (infrared / bumper) | AI camera |
| Threshold climbing | 20 mm | — |
| No-go zones / virtual walls | Yes | — |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Rotating mop pads |
| Mop lifting on carpets | Yes | Yes |
| Mop lift height | 12 mm | — |
| Extending mop (edges) | Yes | Yes |
| Water tank (robot) | 150 ml | — |
| 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) | 2.5 l | 2.3 l |
| Mop washing in the dock | Yes | Yes |
| Hot-air mop drying | Yes | Yes |
| Automatic water refill | Yes | Yes |
| Clean water tank (dock) | 3 l | 2.5 l |
| Dirty water tank (dock) | 2.5 l | 3 l |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 5,200 mAh |
| Runtime | 240 min | 160 min |
| Charging time | 330 min | 230 min |
| Cleaning area per charge | 105 m² | — |
| Size & weight | ||
| Width / diameter | 358 mm | 350 mm |
| Length | 358 mm | 350 mm |
| Height | 114 mm | 100 mm |
| Weight | 4.9 kg | 3.8 kg |
| Shape | Round | Round |
| Colours | Black | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | — |
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