iRobot Roomba Combo 10 Max

It ranks #8 (B tier) on our consolidated robot vacuums board, drawn from 13 independent outlets.

Buyers who want a Roomba and want the one that works. It ranks eighth in B tier on our robot vacuums board with strong suction, reliable mapping, vacuum-and-mop capability and reliable support, and no cons recorded beyond a slightly higher price. If brand does not matter, the Mova V50 Ultra in A tier cleans as well or better for less, and the Roborock Saros 10R in S tier is the best long-term buy on the board.

On our board, yes by a wide margin. It is the only iRobot model above C tier. The iRobot Roomba Combo j9+ sits in F tier, with research citing a self-emptying dock that often jams, a brush roll that fails after 12 months and sparse firmware updates, and reviewers call it overpriced with minimal gains over the Combo 10 Max. If you are set on iRobot, buy the iRobot Roomba Combo 10 Max and not the j9+.

Yes. Vacuum-and-mop capability is one of its recorded pros, with a dock that handles the maintenance. The mop pad lifts onto the top of the robot over carpet, which is iRobot's approach to keeping rugs dry and is different from the pad-lift used by most rivals. Mopping on any robot is a light daily pass, not a deep scrub.

The research credits it with reliable support, which is the thing that most decides how long a robot stays useful, and nothing in its record points to early failures. That puts it in a different class from the iRobot Roomba Combo j9+, whose brush roll is cited as failing after a year. Expect to replace brushes, filters, pads and eventually the battery as consumables, and keep the firmware current.

Remove hair from the rubber rollers and side brush weekly, wipe the camera and cliff sensors with a dry cloth, and check the mop pad is clean and dry between runs. Empty the dock's dirty water and replace the dust bag when the app says so. Replace filters every two to three months and rollers every six to twelve months. Run firmware updates from the app when they appear.