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- L40 Ultra A vs RVC 3 Comfort Extra
Dreame L40 Ultra A vs Kärcher RVC 3 Comfort Extra
What L40 Ultra A does better (5) and where RVC 3 Comfort Extra wins (4) — every spec side by side.
vs
7.4Cleaning power7.9
5.8Navigation4.3
7.4Mopping4.4
9.8Base station2.9
7.7Battery4.2
Why is L40 Ultra A better than RVC 3 Comfort Extra?
- Mop typeRotating mop pads vs Mop pad
- Runtime230 min vs 130 min+77%
- Suction power24,000 Pa vs 15,000 Pa+60%
- Base stationAll-in-one dock (empty + wash) vs Auto-empty dock
- Dust bag (dock)3.2 l vs 2.5 l+28%
Why is RVC 3 Comfort Extra better than L40 Ultra A?
- Dustbin (robot)300 ml vs 520 ml+73%
- Height103 mm vs 97 mm+6%
- Noise level74 dB vs 67 dB+10%
- Charging time240 min vs 230 min+4%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 24,000 Pa | 15,000 Pa |
| Dustbin (robot) | 300 ml | 520 ml |
| Main brush | Single main brush | Single main brush |
| Anti-tangle brush | Yes | Yes |
| Side brushes | 1 | 1 |
| Carpet detection | Yes | Yes |
| Dirt detection | Yes | — |
| Noise level | 74 dB | 67 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | — |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Mop pad |
| Mop lifting on carpets | Yes | — |
| Mop lift height | 10.5 mm | — |
| Extending mop (edges) | Yes | — |
| Water tank (robot) | — | 280 ml |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | Auto-empty dock |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 3.2 l | 2.5 l |
| Mop washing in the dock | Yes | — |
| Automatic water refill | Yes | — |
| Clean water tank (dock) | 4.5 l | — |
| Dirty water tank (dock) | 4 l | — |
| Battery & runtime | ||
| Battery capacity | — | 2,600 mAh |
| Runtime | 230 min | 130 min |
| Charging time | 240 min | 230 min |
| Cleaning area per charge | 168 m² | — |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | — | 330 mm |
| Length | — | 330 mm |
| Height | 103 mm | 97 mm |
| Weight | — | 2.8 kg |
| Shape | Round | Round |
| Colours | White | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | — |
| Matter | Yes | — |
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