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We had a chance to test and compare two robot vacuums: iRobot Roomba S9plus vs iRobot Roomba 650 and this review should help people who are looking for a good robot vacuum. Based on our rating, Roomba S9plus has the overall rating of 8.5 out of 10 versus 6.5 for Roomba 650.
Advantages iRobot Roomba S9plus over iRobot Roomba 650
- Better suction power, 2000 PA vs 600 PA
- Roomba S9plus has mapping function that can map your area and uses smart path planning to clean more efficient
- Single room mode to remove dirt in one room
- When you want to give your area an intense clean, intensive mode will increase suction power
- Voice control
Advantages iRobot Roomba 650 over iRobot Roomba S9plus
- Lower noise level, 68 dB vs 70 dB
- Better battery life, 120 min vs 60 min
Common features and specifications
- Both robot vacuums are Wi-Fi enabled
- Equal dust bin capacity: 400 ml
- Dry cleaning mode
- A Virtual Wall creates an invisible barrier that robot vacuums won't cross
- One side brush
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 S9plus and 34 x 9.1/13.4 x 3.6 (D x H) cm/inches for the Roomba 650. The weight of the Roomba S9plus is 3.6/8.1 kg/lbs, and for the Roomba 650 it is 5.3/11.7 kg/lbs.