I considered the xiaomi dream 9 and the roborock e4 before settling on the latter. Both are excellent vacuum cleaners. But linger there till you feel remorse. Benefits from: It's not that bad to vacuum; all you need is a moist cloth to pick up the fine dust, and it's enough to cover a whole flat (80 square meters) in an hour. Not too much hush, not bothersome at all. A lidar creates a map of the property, allowing you to begin cleaning in specific areas independently. Overall, adequate strength. The package contains a spare Hepa filter, two cleaning brushes, and a cleaning cloth. Learning for the year 2022. typically reaches the base The downsides are: The entrance door is beside a black carpeting. His sensors don't pick him up, so he keeps walking back and forth before finally climbing up onto the "legs" of the tripod hanger and suspending himself (takes off the floor). Either take it out of the program or set up a restricted area (by the way, too a plus). It can occasionally develop bugs (a failure in the map, respectively, the room increases and gets confused)