X 2009 Porsche 911 GT2

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

EPA Fuel Economy

Combined: 19 MPG

City: 16 MPG

Highway: 23 MPG

X 2003 Isuzu Ascender 4WD

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

EPA Fuel Economy

Combined: 14 MPG

City: 13 MPG

Highway: 16 MPG