The present review is aimed to compare two robot vacuums - iRobot Roomba i7 7150 vs iRobot Roomba S9plus. Based on our rating, Roomba i7 7150 has the overall rating of 7.7 out of 10 versus 8.5 for Roomba S9plus.
A noticeable difference between two models is the size, which is 33.7 x 9.1/13.3 x 3.6 (D x H) cm/inches for the Roomba i7 7150 and 30.9 x 8.8/12.2 x 3.5 (D x H) cm/inches for the Roomba S9plus. The weight of the Roomba i7 7150 is 3.3/7.4 kg/lbs, and for the Roomba S9plus it is 3.6/8.1 kg/lbs.
The iRobot Roomba S9plus is better robot vacuums in this comparison. Check iRobot Roomba S9plus price