X 2011 Lexus IS 350/IS 350C

3.5 L, 6 cyl, Auto (S6), Premium Gasoline

MSRP: $46,640

EPA Fuel Economy

Combined: 22 MPG

City: 20 MPG

Highway: 27 MPG

X 2009 BMW X5 xDrive 30i

3.0 L, 6 cyl, Auto (S6), Premium Gasoline

EPA Fuel Economy

Combined: 18 MPG

City: 15 MPG

Highway: 21 MPG