The 2013 FIAT 500C is available as a 2-door, 4-seat convertible. Starting at $19,695, the 2013 FIAT 500C Pop is powered by a 1.4L , 4 -cylinder engine mated to a manual transmission that returns an EPA estimated 31-mpg in the city and 40-mpg on the highway. The top of the line 2013FIAT500CAbarth , priced at $ 26,095 , is powered by a 1.4L , 4 - cylinder engine mated to a manual transmission that returns an EPA estimated 28-mpg in the city and 34-mpg on the highway.