Dirty-water sensing is praised in the one review that discussed it, especially for triggering remopping after dirtier mop-water readings.
Pros: Noise level, Maneuverability and Handling
Cons: Clogging and debris prevention, Bin and Bag
Best 2025 Vacuums for Dirty water sensor
Narrow by product type
Release year
Dirty-water/stain-sensing evidence is positive overall, with reviewers praising automatic dirt detection, remopping, and avoiding dirty-water drag.
Pros: Accessories and Tools, Hard Floor — Fine Dust Pickup
Cons: Airflow blowback, Scratch resistance
The dirty-water sensing remop behavior is praised because it automatically sends the robot back over dirtier areas.
Pros: Mopping performance, Controls and UI
Cons: Area Rug Handling, Accessories and Tools
The dirty-water sensor was valued as part of the dock’s automatic rewash logic.
Pros: Tool-change simplicity, Battery and Charging
Cons: Cord management, Support and Reliability
Dirty-water detection was mixed: several tests triggered remopping successfully, while one dried-stain test failed to send the robot back automatically.
Pros: Clogging and debris prevention, Floorhead design
Cons: Adaptive chassis lift, Solution / Liquid system
Dirty-water sensing evidence was limited and mixed because one muddy-paw test did not trigger the hoped-for remopping event.
Pros: Hair Pickup — Hard Floors, Corner Cleaning (Robot)
Cons: Carpet — High-Pile Pickup, Support and Reliability
Dirty-water sensing was a weakness because one reviewer noted the robot lacked a sensor to judge whether remopping was needed.
Pros: Overall cleaning convenience, Storage footprint and upright-stand stability
Cons: Kid-friendliness, Obstacle Avoidance (Robot)
Dirty-water sensing was criticized because one reviewer noted the missing dirt-detection sensor in the base.
Pros: Hair‑Wrap / Tangle Resistance, Aesthetic design and finish
Cons: Dirty water sensor, Scratch resistance
Dirty-water sensing scored low because a reviewer criticized the lack of a dirt detection sensor.
Pros: Obstacle Avoidance (Robot), Carpet — Medium-Pile Pickup
Cons: Dirty water sensor, Runtime