Roborock Qrevo Plus
For budget buyers who want a full self-emptying, mop-washing dock and an extending mop at the lowest price.
Amazon $389.99$389.99
The Roborock Qrevo Plus and the Dreame L40s Ultra CE are evenly matched, rated 4.4 and 4.4. The Roborock Qrevo Plus costs $9.50 less ($389.99 vs $399.49).
Dreame L40s Ultra CE
A cheaper L40s with a full self-cleaning dock, for homes that want hands-off mopping on a budget and can live without hot-water washing.
Amazon $399.49$399.49
Prices were last checked October 27, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every self-cleaning dock robot vacuum; a clear win is highlighted. How we rank explains each one.
| Factor weight | Roborock Qrevo Plus | Dreame L40s Ultra CE |
|---|---|---|
| Overall rating | 4.4/5 | 4.4/5 |
| Cleaning 30% | 63 not yet tested; estimated from 19 tested Roborock robots and the median of the 70 tested robots | 73 not yet tested; estimated from 12 tested Dreame robots and the median of the 70 tested robots |
| Value 25% | 93 $390 | 92 $399 |
| Dock 20% | 100 Self-empties the bin, washes the mop | 83 Self-empties the bin, washes the mop, hot-air mop drying |
| Navigation 15% | 85 LiDAR + 3D light | 85 LiDAR + 3D light |
| Mopping 10% | 76 Dual spinning pads, lifts 10 mm, extends to edges | 76 Dual spinning pads, lifts 10.5 mm, extends to edges |
Specifications
| Roborock Qrevo Plus | Dreame L40s Ultra CE | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 7,000 Pa | 13,000 Pa |
| Main brush | all-rubber spiral brush | TriCut brush |
| Dustbin | - | 320 mL |
| Extending side brush | - | No |
| Mopping | ||
| Mop | Dual spinning pads, lifts 10 mm, extends to edges | Dual spinning pads, lifts 10.5 mm, extends to edges |
| Mop lift | 10 mm | 10.5 mm |
| Leaves mop at dock | No | No |
| Extending mop | Yes | Yes |
| Dock | ||
| Dock | Washes mop + empties | Washes mop + empties |
| Self-empties | Yes | Yes |
| Dust bag | 2.7 L | 3.2 L |
| Washes mop | Yes | Yes |
| Hot-water wash | - | No |
| Hot-air drying | - | Yes |
| Detergent dosing | - | No |
| Clean water tank | 4 L | 4.5 L |
| Navigation & app | ||
| Navigation | LiDAR + 3D light | LiDAR + 3D light |
| Obstacle avoidance | Structured light (Reactive Tech) | Single-laser 3D structured light |
| Climbs thresholds | - | 20 mm |
| Voice assistants | Alexa, Google Assistant, Siri Shortcuts | Alexa, Siri, Google Assistant |
| Build | ||
| Height | - | 4.1 in (104 mm) |
| Retracting LiDAR | No | No |
| Battery | - | 5,200 mAh |
| Run time | - | Up to 4 h 20 min |
| Weight | - | 8.6 lb (3.9 kg) |
| Warranty | - | 3 years |
| Released | 2024-08 | 2025-08 |