X 2008 Porsche Cayenne GTS

4.8 L, 8 cyl, Man 6-spd, Premium Gasoline

EPA Fuel Economy

Combined: 13 MPG

City: 11 MPG

Highway: 17 MPG

X 2008 Porsche Carrera 4 Targa

3.6 L, 6 cyl, Auto 5-spd, Premium Gasoline

EPA Fuel Economy

Combined: 19 MPG

City: 17 MPG

Highway: 24 MPG