X 2007 Audi S4

4.2 L, 8 cyl, Auto (S6), Premium Gasoline

EPA Fuel Economy

Combined: 16 MPG

City: 14 MPG

Highway: 21 MPG

X 1999 Cadillac Escalade 4WD

5.7 L, 8 cyl, Auto 4-spd, Regular Gasoline

EPA Fuel Economy

Combined: 13 MPG

City: 11 MPG

Highway: 15 MPG