Best 2023 Robotic Vacuums for Water tank

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#1 Dreame L20 Ultra Robot Vacuum and Mop
4.6
6 reviews

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

Pros: Overall durability/longevity, Surface safety with attachments

Cons: Ongoing ownership costs (bags, filters

#2 Roborock Q8 Max+ Robot Vacuum and Mop
4.4
3 reviews

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

Pros: Packaging quality, Innovation compared to competitors

Cons: Mop lifting system, Self-cleaning cycle

#3 Roomba Combo j9+ Robot Vacuum & Mop
4.4
4 reviews

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

Pros: Pet-Ready Features, Tool-change simplicity

Cons: Stair Cleaning, Build quality and durability

#4 Roborock S8 Pro Ultra Robot Vacuum and Mop
3.9
4 reviews

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

Pros: Ease of use, Overall cleaning convenience

Cons: Scratch resistance, Fresh Liquid Pickup Speed

#5 eufy X8 Pro Robot Vacuum
3.3
3 reviews

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

Pros: Packaging quality, Dual motors

Cons: Stair Cleaning, Odor control

#6 Roborock S8 + Robot Vacuum
3.2
3 reviews

Water tank feedback was mixed: one test found good coverage, while others criticized tank limits or prep time for mopping.

Pros: Clogging and debris prevention, Versatility

Cons: Storage footprint and upright-stand stability, Stair Cleaning

#7 iRobot Roomba Combo i5 Robot Vacuum
3.0
1 review

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

Pros: Hair‑Wrap / Tangle Resistance, Overall durability/longevity

Cons: Mop lifting system, Cord management

#8 iRobot Roomba J5+ Combo Vacuum & Mop
2.9
4 reviews

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

Pros: Pet-Ready Features, Ease of use

Cons: Self-cleaning cycle, Dock noise

#9 Roomba i5+ Combo Robot Vacuum and Mop
2.5
1 review

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

Pros: Assembly and Setup, Overall cleaning convenience

Cons: Odor control, Obstacle Avoidance (Robot)

#10 Roborock Q5 Pro + Robot Vacuum and Mop
2.4
2 reviews

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

Pros: Crevice / Groove Pickup (Hard Floors), Edge and Baseboard Cleaning (Hard Floors)

Cons: Mop lifting system, Obstacle Avoidance (Robot)

#11 Eureka e10s Robot Vacuum
1.8
1 review

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

Pros: Pet-Ready Features, Build quality and durability

Cons: Self-cleaning cycle, Streaking / Residue