iRobot Roomba 660 vs iRobot Roomba 620

Roomba 660 vs Roomba 620

Difference between iRobot Roomba 660 and Roomba 620

Operating Time (hours)
2
2
Charge Time (hours)
3
3
Operating Pattern
Back and Forth, Random
Back and Forth, Random
Scheduled Cleaning
-
-
Infrared Sensor
-
-
Dirt Sensor
Yes
Yes
Hardwood, Tile & Linoleum
Yes
Yes
Carpet
Yes
Yes
Spot Mode
Yes
Yes
Height Adjustment
-
-
HEPA Filter
-
-
Multi-Room Navigation
Yes
-
Battery Indicator
-
Yes
Full Bin Indicator
-
Yes
Cliff Sensor
Yes
Yes
Charging Base
Yes
Yes
Return to Charging Base
Yes
Yes
Bumper
Yes
Yes
Boundary Markers
-
-
Virtual Walls
Yes
-
Remote Control
-
-
Additional info
-
+ iAdaptĀ® Responsive Navigation Technology
+ iRobot 3000mah Advanced Power System Ni-MH Battery
- No Virtual Wall
- Not compatible with Lighthouses
Comparison Result
14/23 Loser
15/23 Winner
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