X 2009 Infiniti M35

3.5 L, 6 cyl, Auto (S7), Premium Gasoline

EPA Fuel Economy

Combined: 19 MPG

City: 17 MPG

Highway: 25 MPG

X 2008 Infiniti M45

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

EPA Fuel Economy

Combined: 18 MPG

City: 16 MPG

Highway: 21 MPG