X 2012 Porsche 911 Carrera 4 Targa

3.6 L, 6 cyl, Auto 7-spd, Premium Gasoline

EPA Fuel Economy

Combined: 21 MPG

City: 18 MPG

Highway: 26 MPG

X 2000 Mercedes-Benz E320 (Wagon)

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

EPA Fuel Economy

Combined: 20 MPG

City: 18 MPG

Highway: 25 MPG