The 2012 Scion tC is available as a 2-door, 5-seat coupe. Starting at $18,575, the 2012 Scion tC Base (M6) is powered by a 2.5L , 4 -cylinder engine mated to a manual transmission that returns an EPA estimated 23-mpg in the city and 31-mpg on the highway. The top of the line 2012SciontCRelease Series 7.0 (A6) , priced at $ 21,905 , is powered by a 2.5L , 4 - cylinder engine mated to an automatic transmission that returns an EPA estimated 23-mpg in the city and 31-mpg on the highway.