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 X40 also features an extending side brush arm to reach corners — like the Roborock S8 MaxV Ultra — https://tealbookmarks.com/story19436757/n%C3%A3o-conhecido-declara%C3%A7%C3%B5es-factuais-cerca-de-automatic-vacuum-cleaners