It makes sense comparing iRobot Roomba 690 vs iRobot Roomba 614 because they both are able to give some premium features. Based on our rating, Roomba 690 has the overall rating of 8.2 out of 10 versus 5.7 for Roomba 614.
Advantages iRobot Roomba 690 over iRobot Roomba 614
Larger dust bin capacity, 700 ml vs 600 ml
A Virtual Wall creates an invisible barrier that Roomba 690 won't cross
Roomba 690 has mapping function that can map your area and uses smart path planning to clean more efficient
Single room mode to remove dirt in one room
When you want to give your area an intense clean, intensive mode will increase suction power
Remote control gives you convenient, remote access to robot commands
Better battery life, 120 min vs 90 min
Advantages iRobot Roomba 614 over iRobot Roomba 690
Common features and specifications
The same suction power: 600 PA
Dry cleaning mode
One side brush
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 690 and 43.1 x12.7/'17 x 5 (D x H) cm/inches for the Roomba 614. The weight of the Roomba 690 is 5.3/11.7 kg/lbs, and for the Roomba 614 it is 5.2/11.5 kg/lbs.