While not a traditional vacuum cleaner, the iRobot Braava Jet M6 is a popular choice for autonomous floor mopping. It uses precision jet spray and vibrating cleaning head to tackle dirt and stains on hard floors. The M6 features advanced navigation technology, allowing it to map and clean multiple rooms in your home. It can be controlled through a smartphone app, and it is compatible with voice assistants like Amazon Alexa and Google Assistant. The M6 also has a recharge and resume feature, which enables it to automatically return to its base for charging and then continue cleaning where it left off. With its efficient mopping capabilities, the Braava Jet M6 is a great addition to any cleaning routine.