This is my second experience in acquiring a robot vacuum cleaner. And I can say that by purchasing iRobot Roomba, I was definitely not mistaken!) My first robot vacuum cleaner was DEXP MMB-300. And I can say for sure that the iRobot Roomba does not compare with it. The main thing that I liked about the iRobot Roomba i3 vacuum cleaner robot: - Smart sensors on the vacuum cleaner help to build the shortest and most convenient trajectory during cleaning. - The robot's reactive sensors do not allSee full review