If you’re in the market for a robot vacuum and want to invest in the best, you are probably considering the Neato Botvac D3 and roborock S4. Based on our rating, Botvac D3 has the overall rating of 7.7 out of 10 versus 9 for S4.
A noticeable difference between two models is the size, which is 32.2 x 10/12.7 x 3.9 (D x H) cm/inches for the Botvac D3 and 35 x 9.1/13.8 x 3.6 (D x H) cm/inches for the S4. The weight of the Botvac D3 is 3.4/7.5 kg/lbs, and for the S4 it is 3.1/7 kg/lbs.
The roborock S4 is better robot vacuum in this comparison. Check roborock S4 price