An affordable robot vacuum is always a good option to consider, so Eufy RoboVac 11S vs ILIFE A4 comparison definitely makes sense. Based on our rating, RoboVac 11S 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 44.4 x 7.2/17.5 x 2.8 (D x H) cm/inches for the RoboVac 11S and 31 x 7.6/12.2 x 12.2 x 3 (D x H) cm/inches for the A4. The weight of the RoboVac 11S is 2.5/5.7 kg/lbs, and for the A4 it is 2.2/4.9 kg/lbs.