Although there are some similarities, these two are different in most aspects such as body structure, starting price, fuel economy, and ground shadow size. First of all, a major difference is in the body structure and in the size of the vehicles. The 2015 Kia Soul EV is a Wagon and is slightly smaller than the 2016 Nissan Leaf, which is a Hatchback. Also, there is a notable difference in the starting price of the 2016 Leaf, which is $4,690 less than the base MSRP of the 2015 Soul EV. And finally, the Soul EV is more fuel efficient; it gets 8 more mpg than the Leaf. Among similarities are the market segment and maximum occupancy.