X 2012 Porsche Cayman

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

MSRP: $51,900

EPA Fuel Economy

Combined: 24 MPG

City: 20 MPG

Highway: 29 MPG

X 2013 Ford Taurus AWD FFV

3.5 L, 6 cyl, Auto (S6), Regular Gasoline or E85

MSRP: $30,750 - $39,300

EPA Fuel Economy

Regular Gasoline

Combined: 21 MPG

City: 18 MPG

Highway: 26 MPG

E85

Combined: 16 MPG

City: 13 MPG

Highway: 19 MPG