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The present review is aimed to compare two robot vacuums - iRobot Roomba S9 vs iRobot Roomba i7 7150. Based on our rating, Roomba S9 has the overall rating of 9 out of 10 versus 7.7 for Roomba i7 7150.
Advantages iRobot Roomba S9 over iRobot Roomba i7 7150
- Better suction power, 2000 PA vs 1700 PA
- A Virtual Wall creates an invisible barrier that Roomba S9 won't cross
- Better battery life, 120 min vs 75 min
Advantages iRobot Roomba i7 7150 over iRobot Roomba S9
- Lower noise level, 62 dB vs 70 dB
- Larger dust bin capacity, 500 ml vs 400 ml
- Less charging time, 3 hrs vs 4 hrs
Common features and specifications
- Both robot vacuums are Wi-Fi enabled
- Dry cleaning mode
- Both robot vacuums use smart path planning to clean more efficient
- One side brush
- Single room mode
- Intensive clean mode
- Voice control
- Equal battery capacity: 3300 mAH
Dimensions
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 S9 and 33.7 x 9.1/13.3 x 3.6 (D x H) cm/inches for the Roomba i7 7150. The weight of the Roomba S9 is 3.6/8.1 kg/lbs, and for the Roomba i7 7150 it is 3.3/7.4 kg/lbs.