X 2012 Rolls-Royce Ghost EWB

6.6 L, 12 cyl, Auto (S8), Premium Gasoline

MSRP: $290,000

EPA Fuel Economy

Combined: 15 MPG

City: 13 MPG

Highway: 20 MPG

X 2009 Porsche Carrera 4 S Coupe

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

EPA Fuel Economy

Combined: 21 MPG

City: 18 MPG

Highway: 26 MPG