X 2001 Rolls-Royce Corniche

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

EPA Fuel Economy

Combined: 12 MPG

City: 10 MPG

Highway: 15 MPG

X 2011 BMW 750Li xDrive

4.4 L, 8 cyl, Auto (S6), Premium Gasoline

MSRP: $89,400

EPA Fuel Economy

Combined: 16 MPG

City: 14 MPG

Highway: 20 MPG

X 2012 Chevrolet Silverado K15 4WD

4.3 L, 6 cyl, Auto 4-spd, Regular Gasoline

MSRP: $25,635 - $42,440

EPA Fuel Economy

Combined: 15 MPG

City: 14 MPG

Highway: 18 MPG