Best Roborock Vacuums for Dirty water sensor

Dirty water sensor Decision Dashboard

#1 Roborock Q Revo Pro Robot Vacuum and Mop
5.0

Dirty-water detection was praised as impressive because it triggered extra cleaning behavior after dirty mop washing.

Pros: AI, Smart, App and Automation, Mopping performance

Cons: Docking and Auto-Empty Reliability (Robot), Hair‑Wrap / Tangle Resistance

#2 Roborock Saros Z70 Robot Vacuum and Mop
5.0

Dirty-water sensing is praised in the one review that discussed it, especially for triggering remopping after dirtier mop-water readings.

Pros: Mopping performance, Obstacle Avoidance (Robot)

Cons: Mechanical arm object-moving feature, Overall opinion

#3 Roborock Qrevo Slim Robot Vacuum and Mop
4.6

The dirty-water sensing and remopping features were praised as useful when mop pads came back especially dirty.

Pros: AI, Smart, App and Automation, Overall opinion

Cons: Bin and Bag, Carpet — Medium-Pile Pickup

#4 Roborock Qrevo Curv S5X Robot Vacuum and Mop
4.5

The dirty-water sensing remop behavior is praised because it automatically sends the robot back over dirtier areas.

Pros: Mopping performance, Map and Path Efficiency (Robot Vacuums)

Cons: Obstacle Avoidance (Robot)

#6 Roborock Qrevo Edge S5A Robot Vacuum and Mop
4.4

Dirty-water detection was mixed: several tests triggered remopping successfully, while one dried-stain test failed to send the robot back automatically.

Pros: Overall opinion, Mopping performance

Cons: Obstacle Avoidance (Robot), Adaptive chassis lift

#7 Roborock Qrevo Master Robot Vacuum and Mop
4.3

Dirty-water detection was appreciated when it triggered or could trigger remopping, though one test did not activate it.

Pros: Mopping performance, Obstacle Avoidance (Robot)

Cons: Hair‑Wrap / Tangle Resistance, Bin and Bag

#8 Roborock Qrevo Curv Vacuum and Mop
4.3

Dirty-water sensing and remopping were viewed as useful, with the Roborock’s one-pass remop behavior considered sufficient.

Pros: Overall opinion, Hair‑Wrap / Tangle Resistance

Cons: Obstacle Avoidance (Robot), Stuck resistance

#9 Roborock Qrevo MaxV Robot Vacuum and Mop
4.3

The dirty-water sensor was viewed as a useful dock feature because it could detect dirty pad water and trigger additional cleaning.

Pros: Mopping performance, Edge and Baseboard Cleaning (Hard Floors)

Cons: Solution / Liquid system

#10 roborock Qrevo Curv 2 Flow Robot Vacuum
4.3

Dirty-water sensing and remopping received positive but limited evidence when reviewers saw the robot return for additional cleaning.

Pros: Overall opinion, Mopping performance

Cons: Obstacle Avoidance (Robot), Dried-On Stain Removal

#11 Roborock Qrevo Edge Robot Vacuum and Mop
3.7

Dirty-water sensing and remopping are helpful when they trigger, but one review found automatic remopping failed on test stains.

Pros: Overall opinion, Corner Cleaning (Robot)

Cons: Obstacle Avoidance (Robot), Price and Value

#12 roborock Flexi Pro Wet Dry Stick Vacuum
3.4

The dirt-sensing auto response was mixed: some reviewers found it effective, while others found it inaccurate or hard to trigger.

Pros: Overall opinion, Self-cleaning cycle

Cons: Water tank, AI, Smart, App and Automation

#13 Roborock Qrevo S Robot Vacuum
2.5

The absence of dirty-pad sensing was treated as a limitation because the robot cannot detect dirty pads and return on demand.

Pros: Overall opinion, AI, Smart, App and Automation

Cons: Obstacle Avoidance (Robot), Hair‑Wrap / Tangle Resistance