Got pros: It builds a map of the room well, understands if it has been moved to another room and compares the maps of different rooms itself. Cleans up well. With its cons: Washing floors can hardly be called washing. Most likely, the limitation of technology is how you can wash the room well without washing the rag, but only by wetting it.

With its pros: Cleans and washes well. Builds a map. He speaks little. Russified, the application is good. Has cons: Has not yet revealed, if only the curtains that interfere with the floor to the floor.