Best 2023 Vacuums for Water tank

#2 Dreame L20 Ultra Robot Vacuum and Mop
4.6

Water tank feedback was broadly positive, with large tank capacity supporting long stretches of cleaning and hands-off use.

Pros: Overall opinion, Obstacle Avoidance (Robot)

Cons: Price and Value, Storage footprint and upright-stand stability

#3 Roborock Q8 Max+ Robot Vacuum and Mop
4.4

The water tank was viewed positively for its relatively large size and ability to cover a meaningful area before running low.

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

Cons: Obstacle Avoidance (Robot), Dock noise

#4 Roomba Combo j9+ Robot Vacuum & Mop
4.4

The water tank system drew praise for automatic refilling and automation, but one reviewer found the reservoir awkward to refill.

Pros: Obstacle Avoidance (Robot), Overall opinion

Cons: Maintenance requirements, Self-cleaning cycle

#5 LG CordZero A937 Cordless Stick Vacuum
4.2

The mop water controls were viewed as useful enough for choosing water output, but evidence was limited to basic water-level use.

Pros: Emptying and Mess Control, Suction and Airflow

Cons: Hard Floor — Large Debris Intake, Comparative performance

#6 Tineco Floor ONE S7 PRO Cordless Wet Dry Vacuum
4.1

Water-tank evidence is mixed: dirty-tank capacity is praised, but clean-water capacity can be limiting in smaller-home repeated cleaning.

Pros: Overall opinion, Edge and Baseboard Cleaning (Hard Floors)

Cons: Price and Value, Area Rug Handling

#7 Roborock S8 Pro Ultra Robot Vacuum and Mop
3.9

The water tanks were mostly praised for capacity and ease, though the robot’s onboard tank and mop were criticized as non-removable.

Pros: Mopping performance, Self-cleaning cycle

Cons: Price and Value, Value-for-money

#8 eufy X8 Pro Robot Vacuum
3.3

Water-system feedback was mixed: reviewers liked suitable capacity or easy access, but mopping effectiveness still depended on a simple damp pad.

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

Cons: Mopping performance, Maintenance requirements

#9 Roborock S8 + Robot Vacuum
3.3

The 300ml tank is adequate for many apartments and covered nearly 1,000 square feet in one test, but larger homes may run it dry. Short runs may also benefit from...

Pros: Overall opinion, Map and Path Efficiency (Robot Vacuums)

Cons: Dock noise, Price and Value

#10 BISSELL Revolution HydroSteam Carpet Cleaner
3.0

Water-tank feedback is mixed: some liked the flip-top/easy handling, while others complained about frequent refills and dirty-tank emptying.

Pros: Dried-On Stain Removal, Price and Value

Cons: Floor Drying Time, Weight

#11 iRobot Roomba Combo i5 Robot Vacuum
3.0

Water tank feedback was modest, with one reviewer saying the tank system was not huge.

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

Cons: Mopping performance, Noise level

#13 iRobot Roomba J5+ Combo Vacuum & Mop
2.9

Water tank feedback is mixed to negative: reviewers called it small, noted leaks or seepage, and wished for better level feedback.

Pros: AI, Smart, App and Automation, Map and Path Efficiency (Robot Vacuums)

Cons: Mopping performance, Price and Value

#14 Dyson V15s Detect Submarine Wet Dry Vacuum
2.7

Water tank feedback was mixed to negative: reviewers liked the reach of the small tank in some rooms, but repeatedly called the reservoirs small or spill-prone.

Pros: Overall opinion, Mopping performance

Cons: Price and Value, Controls and UI

#15 Roomba i5+ Combo Robot Vacuum and Mop
2.5

The water tank was judged limited in one review because the reviewer described the tank system as not huge.

Pros: Overall opinion, Emptying and Mess Control

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

#16 Roborock Q5 Pro + Robot Vacuum and Mop
2.4

The water tank was a recurring limitation, with reviewers noting limited coverage and rapid depletion after one pass.

Pros: AI, Smart, App and Automation, Map and Path Efficiency (Robot Vacuums)

Cons: Obstacle Avoidance (Robot), Mopping performance

#17 Eureka e10s Robot Vacuum
1.8

The water tank was criticized as too small for larger mopping jobs.

Pros: Overall opinion, Mop lifting system

Cons: Obstacle Avoidance (Robot), Mopping performance