It makes sense comparing iRobot Roomba S9plus vs Samsung POWERbot R7070 because they both are able to give some premium features. Based on our rating, both robot vacuums have the same overall rating of 8.5.
A noticeable difference between two models is the size, which is 30.9 x 8.8/12.2 x 3.5 (D x H) cm/inches for the Roomba S9plus and 34.7 x 9.6/13.7 x 3.8 (D x H) cm/inches for the POWERbot R7070. The weight of the Roomba S9plus is 3.6/8.1 kg/lbs, and for the POWERbot R7070 it is 4.3/9.5 kg/lbs.
The iRobot Roomba S9plus is better robot vacuum in this comparison. Check iRobot Roomba S9plus price