An affordable robot vacuum is always a good option to consider, so iRobot Roomba 650 vs ILIFE A4 comparison definitely makes sense. Based on our rating, Roomba 650 has the overall rating of 6.5 out of 10 versus 6 for A4.
A noticeable difference between two models is the size, which is 34 x 9.1/13.4 x 3.6 (D x H) cm/inches for the Roomba 650 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 650 is 5.3/11.7 kg/lbs, and for the A4 it is 2.2/4.9 kg/lbs.
The iRobot Roomba 650 is better robot vacuum in this comparison. Check iRobot Roomba 650 price