When it spots something, it will slow down and do a more thorough cleaning. I also like Dreame’s option to vacuum first and then mop, which the Roborock doesn’t offer. The Switchbot S20 Pro robot vacuum / mop hybrid, the successor to my previous pick for favorite mopping vacuum, https://socialstrategie.com/story5103453/automatic-vacuum-cleaners-no-further-um-mist%C3%A9rio