X 2006 Nissan Altima

3.5 L, 6 cyl, Man 6-spd, Regular Gasoline

EPA Fuel Economy

Combined: 21 MPG

City: 18 MPG

Highway: 26 MPG

X 2006 Subaru Outback AWD

3.0 L, 6 cyl, Auto (S5), Premium Gasoline

EPA Fuel Economy

Combined: 20 MPG

City: 17 MPG

Highway: 24 MPG