The 2012 Subaru Impreza is available as a 4-door, 5-seat sedan. Starting at $17,995, the 2012 Subaru Impreza 2.0i (M5) Hatchback is powered by a 2.0L , 4 -cylinder engine mated to a manual transmission that returns an EPA estimated 25-mpg in the city and 33-mpg on the highway. The top of the line 2012SubaruImprezaWRX Limited (M5) Sedan , priced at $ 29,095 , is powered by a 2.5L , 4 - cylinder engine mated to a manual transmission that returns an EPA estimated 19-mpg in the city and 25-mpg on the highway.