Dualtron X Limited and Dualtron X2 UP are successors of the initial Dualtron X. Currently there are only 2 scooters with 84V from Minimotors, and X Limited is one of them. The X 2 UP is a 72V scooter with 8300 Watts of power and X Limited has 11,3440 Watts of power. The X Limited is longer than the X 2 UP and comes with 3 Headlights and a new exposed heatsink design on top of controllers for improved cooling as well as other light upgrades. X 2 UP is very similar to the X but X Limited is different in many ways. Both X 2 UP and X Limited are compatible with the EY4 Display but the X Limited comes with it pre-installed.