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- L40 Ultra AE vs Qrevo L
Dreame L40 Ultra AE vs Roborock Qrevo L
What L40 Ultra AE does better (1) and where Qrevo L wins (1) — every spec side by side.
vs
7.6Navigation8.5
6.8Battery7.1
Why is L40 Ultra AE better than Qrevo L?
- Base stationAll-in-one dock (empty + wash) vs Auto-empty dock
Why is Qrevo L better than L40 Ultra AE?
- Noise level74 dB vs 65 dB+14%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 19,000 Pa | — |
| Dustbin (robot) | 395 ml | — |
| Main brush | Single main brush | — |
| Anti-tangle brush | — | Yes |
| Side brushes | 1 | — |
| Carpet detection | Yes | — |
| Dirt detection | Yes | — |
| HEPA filter | — | Yes |
| Noise level | 74 dB | 65 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors, Ultrasonic sensor | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | AI camera | AI camera |
| Threshold climbing | 20 mm | — |
| No-go zones / virtual walls | Yes | — |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | — |
| Mop lifting on carpets | Yes | — |
| Mop lift height | 10.5 mm | — |
| Extending mop (edges) | Yes | — |
| 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 | — |
| Mop washing in the dock | Yes | — |
| Hot-water mop washing | Yes | — |
| Hot-air mop drying | Yes | — |
| Automatic water refill | Yes | — |
| Plumbed water connection | Yes | — |
| Clean water tank (dock) | 4.5 l | — |
| Dirty water tank (dock) | 4 l | — |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | — |
| Runtime | 180 min | 180 min |
| Charging time | 210 min | — |
| Cleaning area per charge | 168 m² | — |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 350 mm | — |
| Length | 350 mm | — |
| Height | 97 mm | — |
| Weight | 4 kg | — |
| Shape | Round | Round |
| Colours | Black | White, Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | — |
| Live camera view / video call | Yes | — |
| Remote control | — | Yes |
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