X 1992 Pontiac Grand Prix

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

EPA Fuel Economy

Combined: 18 MPG

City: 15 MPG

Highway: 24 MPG

X 2007 Jeep Commander 2WD

4.7 L, 8 cyl, Auto 5-spd, Regular Gasoline or E85

EPA Fuel Economy

Regular Gasoline

Combined: 15 MPG

City: 14 MPG

Highway: 18 MPG

E85

Combined: 10 MPG

City: 9 MPG

Highway: 13 MPG

X 2011 Rolls-Royce Phantom

6.7 L, 12 cyl, Auto (S6), Premium Gasoline

MSRP: $380,000

EPA Fuel Economy

Combined: 14 MPG

City: 11 MPG

Highway: 18 MPG