X 2003 Isuzu Ascender 2WD

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

EPA Fuel Economy

Combined: 15 MPG

City: 14 MPG

Highway: 18 MPG

X 2008 Porsche 911 Turbo

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

EPA Fuel Economy

Combined: 18 MPG

City: 16 MPG

Highway: 23 MPG