The 2016 Scion iA is available as a 4-door, 5-seat sedan. Starting at $15,700, the 2016 Scion iA (M6) is powered by a 1.5L , 4 -cylinder engine mated to a manual transmission that returns an EPA estimated 31-mpg in the city and 41-mpg on the highway. The top of the line 2016ScioniA(A6) , priced at $ 16,800 , is powered by a 1.5L , 4 - cylinder engine that returns an EPA estimated 33-mpg in the city and 42-mpg on the highway.