X 2009 Buick Lacrosse/Allure

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

EPA Fuel Economy

Combined: 19 MPG

City: 16 MPG

Highway: 24 MPG

X 1992 Mercedes-Benz 560SL

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

EPA Fuel Economy

Combined: 11 MPG

City: 10 MPG

Highway: 13 MPG