It makes sense comparing Samsung POWERbot R7040 vs iRobot Roomba 614 because they both are able to give some premium features. Based on our rating, POWERbot R7040 has the overall rating of 8.2 out of 10 versus 5.7 for Roomba 614.
A noticeable difference between two models is the size, which is 34.7 x 9.6/13.7 x 3.8 (D x H) cm/inches for the POWERbot R7040 and 43.1 x12.7/'17 x 5 (D x H) cm/inches for the Roomba 614. The weight of the POWERbot R7040 is 3.9/8.8 kg/lbs, and for the Roomba 614 it is 5.2/11.5 kg/lbs.
The Samsung POWERbot R7040 is better robot vacuum in this comparison. Check Samsung POWERbot R7040 price