the top 10 fastestselling used cars are split between hybrid and electric vehicles with the tesla inc model y topping that list iseecarscom said tuesday on average a used car will take around 52 days to sell the industry research company said the hottest cars however will average about 32 days and sell up to two times faster than the average used vehicle iseecars said the tesla tsla model y the electricvehicle maker’s compact suv sells on average in 25 days and for about 70000 toyota motor co’s 7203 prius prime and ford motor co’s f mustang mache round up the top three fastestselling used cars with the regular prius no 4 two other teslas the massmarket sedan model 3 and the fullsize suv model x are no 5 and no 6 on iseecarcom’s list don’t miss tesla’s model y and the rest of the ‘most americanmade’ cars and suvs the research company also made a list with fastestselling new cars where compact suvs comprise most of the list and the no 1 fastestselling newcar is the subaru crosstrek which on average sells in 13 days compared with an average 21 days on dealer lots