An affordable robot vacuum is always a good option to consider, so iRobot Roomba S9plus vs ILIFE A4 comparison definitely makes sense. Based on our rating, Roomba S9plus has the overall rating of 8.5 out of 10 versus 6 for A4.
Advantages iRobot Roomba S9plus over ILIFE A4
Better suction power, 2000 PA vs 1000 PA
A Virtual Wall creates an invisible barrier that Roomba S9plus won't cross
Roomba S9plus has mapping function that can map your area and uses smart path planning to clean more efficient
When you want to give your area an intense clean, intensive mode will increase suction power
Advantages ILIFE A4 over iRobot Roomba S9plus
Lower noise level, 65 dB vs 70 dB
Larger dust bin capacity, 450 ml vs 400 ml
Two side brushes
Remote control gives you convenient, remote access to robot commands
Better battery life, 120 min vs 60 min
Common features and specifications
Dry cleaning mode
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 31 x 7.6/12.2 x 12.2 x 3 (D x H) cm/inches for the A4. The weight of the Roomba S9plus is 3.6/8.1 kg/lbs, and for the A4 it is 2.2/4.9 kg/lbs.