Connecting to the Dreame Home app took two tries (server region issues). Once connected, it was solid, but new users might get frustrated.
The S20 Ultra utilizes dual rotating mop pads that spin at high speeds. Crucially, they apply downward pressure (up to 7N) to physically scrub the floor. This mimics the motion of a human hand scrubbing, making it effective on dried stains like coffee spills or mud tracks. mova s20 ultra review