X 1999 Rolls-Royce Silver Spur

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

EPA Fuel Economy

Combined: 12 MPG

City: 10 MPG

Highway: 15 MPG

X 2011 Jaguar XK

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

MSRP: $83,000

EPA Fuel Economy

Combined: 19 MPG

City: 16 MPG

Highway: 24 MPG