The 2020 Maserati Quattroporte is available as a 4-door, 5-seat sedan. Starting at $99,490, the 2020 Maserati Quattroporte S RWD is powered by a 3.0L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 17-mpg in the city and 24-mpg on the highway. The top of the line 2020 Maserati Quattroporte GranSport AWD, priced at $110,990, is powered by a 3.0L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 16-mpg in the city and 23-mpg on the highway.