The 2001 Aston Martin DB7 Vantage is available as a 2-door, 4-seat coupe. Starting at $143,000, the 2001 Aston Martin DB7 Vantage Coupe is powered by a 6.0L , 12 -cylinder engine that returns an EPA estimated 11-mpg in the city and 18-mpg on the highway. The top of the line 2001Aston MartinDB7 VantageConvertible , priced at $ 153,000 , is powered by a 6.0L , 12 - cylinder engine that returns an EPA estimated 11-mpg in the city and 18-mpg on the highway.