Two Sedans with more similarities, such as the body structure, ground shadow size, height, and maximum occupancy, than differences, like the model year, horsepower, starting price, and fuel economy. First of all, there is a $2,100 difference in the base MSRP. The 2016 Scion iA, a newer vehicle by three model years, has a higher starting price than the 2013 Kia Rio Sedan. And finally, the 2013 Rio Sedan has a more powerful engine than the 2016 iA, and it gets 3.5 fewer miles on a gallon of fuel. Among similarities are the body structure, ground shadow size, height, and maximum occupancy.