X 2008 Nissan Altima Coupe

2.5 L, 4 cyl, Auto (variable gear ratios), Regular Gasoline

EPA Fuel Economy

Combined: 26 MPG

City: 23 MPG

Highway: 31 MPG

X 2002 Audi A8 quattro

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

EPA Fuel Economy

Combined: 18 MPG

City: 15 MPG

Highway: 23 MPG