There’s not much point in owning a robot vacuum cleaner if you have to spend half your time emptying it so it can carry on sucking up all your muck, but self-jettisoning ‘bots don’t normally come ...
After over a month of testing seven top-rated robot vacuums, I found that the best robot vacuum overall is the iRobot Roomba s9+: I found it to be whip-smart, able to get into the tightest spaces ...