X 2011 Porsche 911 Turbo Cabriolet

3.8 L, 6 cyl, Auto 7-spd, Premium Gasoline

MSRP: $146,800

EPA Fuel Economy

Combined: 19 MPG

City: 16 MPG

Highway: 24 MPG

X 2001 GMC Sierra 1500 2WD

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

EPA Fuel Economy

Combined: 15 MPG

City: 14 MPG

Highway: 18 MPG