X 2009 Kia Amanti

3.8 L, 6 cyl, Auto 5-spd, Regular Gasoline

EPA Fuel Economy

Combined: 19 MPG

City: 17 MPG

Highway: 24 MPG

X 2003 Porsche Boxster S

3.2 L, 6 cyl, Auto (S5), Premium Gasoline

EPA Fuel Economy

Combined: 18 MPG

City: 15 MPG

Highway: 24 MPG