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. Roborock’s S8 MaxV Ultra ($1,799.99) is an exceptional vacuum cleaner and a very good mop. Its dual rubber roller brushes https://www.youtube.com/watch?v=Lhgk6D1ayeM&