X 2006 Mercedes-Benz SLK280

3.0 L, 6 cyl, Man 6-spd, Premium Gasoline

EPA Fuel Economy

Combined: 20 MPG

City: 17 MPG

Highway: 25 MPG

X 2001 GMC Sierra 1500 2WD

4.3 L, 6 cyl, Auto 4-spd, Regular Gasoline

EPA Fuel Economy

Combined: 17 MPG

City: 15 MPG

Highway: 20 MPG