X 2010 Rolls-Royce Ghost

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

MSRP: $245,000

EPA Fuel Economy

Combined: 15 MPG

City: 13 MPG

Highway: 20 MPG

X 2001 GMC Sierra 1500 2WD

5.3 L, 8 cyl, Auto 4-spd, Regular Gasoline

EPA Fuel Economy

Combined: 15 MPG

City: 14 MPG

Highway: 18 MPG