Xiaomi X20 Max Discontinued
A strong carpet cleaner with long range and a full self-cleaning dock, but only worth considering if you can buy it locally, as it isn’t sold new in the US.
Amazon
3.8/5
An older self-cleaning model superseded by the Qrevo Edge; buy it only at a clearance price.
- Washes mop + emptiesDock
- 79% measuredCarpet pickup
- LiDAR + cameraNavigation
- Dual spinning padsMop
- 4 inHeight
- 3 hRun time
Check price at Amazon
Price checked October 26, 2026. As an Amazon Associate we earn from qualifying purchases.
Newer model: the Roborock Qrevo Edge replaces this one (rated 4.1, #56 self-cleaning dock). See every Roborock Qrevo generation.
Discontinued: no longer sold new; the links below may show remaining or used stock.
Pros
- Swing-out side brush and mop reach into corners and along skirting boards
- Dock empties, washes mops in hot water, dries them and refills the tank
- Covered nearly 1,300 sq ft per charge in Vacuum Wars’ test
Cons
- Picked up 70.5% of pet hair from carpet in Vacuum Wars’ test
- Some long hair wrapped on its brushes in testing
- Replaced by the Qrevo Edge and out of stock on Amazon US when checked
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Independent tests
What independent testers measured, on their own test floors with their own units. Carpet deep clean and pet hair are the share of debris lifted; these feed the Cleaning score.
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 79% | 70.5% | 0.3 | 1,284 sq ft | Embedded sand in medium-pile carpet; flattened 2.5 in pet hair on carpet, two runs; 7 in hair tangle on hard floor (0 = none wrapped). |
Specifications
| Vacuum | |
|---|---|
| Claimed suction | 10,000 Pa |
| Main brush | dual rubber spiral brushes |
| Dustbin | 220 mL |
| Extending side brush | Yes |
| Mopping | |
| Mop | Dual spinning pads, lifts 10 mm, extends to edges |
| Mop lift | 10 mm |
| Leaves mop at dock | No |
| Extending mop | Yes |
| Water tank | 80 mL |
| Dock | |
| Dock | Washes mop + empties |
| Self-empties | Yes |
| Washes mop | Yes |
| Hot-water wash | Yes |
| Hot-air drying | Yes |
| Detergent dosing | No |
| Water hookup option | Yes |
| Navigation & app | |
| Navigation | LiDAR + camera |
| Obstacle avoidance | Structured light, RGB camera and LED light |
| Climbs thresholds | 20 mm |
| Matter | No |
| Voice assistants | Alexa, Google Assistant, Siri Shortcuts |
| Build | |
| Height | 4 in (102 mm) |
| Retracting LiDAR | No |
| Battery | 5,200 mAh |
| Run time | Up to 3 h |
| Warranty | 1 year |
| Released | 2024-06 |
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