The present review is aimed to compare two robot vacuums - iRobot Roomba i7+ vs iRobot Roomba S9plus. Based on our rating, Roomba i7+ has the overall rating of 8.2 out of 10 versus 8.5 for Roomba S9plus.
Advantages iRobot Roomba i7+ over iRobot Roomba S9plus
Lower noise level, 65 dB vs 70 dB
Larger dust bin capacity, 500 ml vs 400 ml
Better battery life, 75 min vs 60 min
Advantages iRobot Roomba S9plus over iRobot Roomba i7+
Better suction power, 2000 PA vs 1700 PA
When you want to give your area an intense clean, intensive mode will increase suction power
Common features and specifications
Both robot vacuums are Wi-Fi enabled
Dry cleaning mode
A Virtual Wall creates an invisible barrier that robot vacuums won't cross
Both robot vacuums use smart path planning to clean more efficient
One side brush
Single room mode
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+ 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+ is 3.3/7.4 kg/lbs, and for the Roomba S9plus it is 3.6/8.1 kg/lbs.