X 2009 Mazda 3

2.0 L, 4 cyl, Auto (S4), Regular Gasoline

EPA Fuel Economy

Combined: 25 MPG

City: 22 MPG

Highway: 30 MPG

X 2004 Mercedes-Benz S55 AMG

5.4 L, 8 cyl, Auto (S5), Premium Gasoline

EPA Fuel Economy

Combined: 15 MPG

City: 13 MPG

Highway: 19 MPG