Ecovacs Deebot X9 Pro Omni

The OZMO Roller is the reason this model gets picked over Ecovacs' own X8 line: rather than a pad that gets dirtier as it mops, a rotating roller presses onto the floor at close to 4 kilopascals and rinses against a scraper as it turns, so the water hitting your floor stays cleaner for longer stretches of the clean. Combined with strong sealed suction, it handles dried-on spills and grimy kitchen floors better than most spinning-pad designs.

Navigation runs on Ecovacs' AIVI camera system, which recognizes cables, shoes, and pet waste with enough confidence that most owners stop babysitting the app after the first week. The Omni station handles emptying, mop washing, hot-air drying, and water refills, so upkeep is mostly replacing the dustbin bag every couple of months and topping up cleaning solution. It's built for a household that mops daily and wants that job done as well as the vacuuming, more than one chasing the single highest suction number on a spec sheet.