The 2019 Mercedes-Benz AMG C 43 is available as a 4-door, 5-seat sedan. Starting at $57,450, the 2019 Mercedes-Benz AMG C 43 AMG C 43 AWD 4MATIC Coupe is powered by a 3.0L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 27-mpg on the highway. The top of the line 2019Mercedes-BenzAMG C 43AMG C 43 AWD 4MATIC Cabriolet , priced at $ 63,650 , is powered by a 3.0L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 25-mpg on the highway.