_Tamara_5 years ago000what is the difference between the Roomba 980 and 976?iRobot_Schweiz5 years ago+110 Helpful answerHi _Tamara_ Roomba 980 has a stronger batterie which is able to perform a longer cleaning performance. Also Roomba 980 has a Carpet Power Boosts. He doubles the vacuuming power on carpet. Best wishes Your iRobot TeamComment