X 1991 Cadillac Allante

4.5 L, 8 cyl, Auto 4-spd, Premium Gasoline

EPA Fuel Economy

Combined: 16 MPG

City: 14 MPG

Highway: 20 MPG

X 2005 Porsche Carrera 4 S Cabriolet

3.6 L, 6 cyl, Man 6-spd, Premium Gasoline

EPA Fuel Economy

Combined: 18 MPG

City: 15 MPG

Highway: 22 MPG