X 2011 Porsche Panamera Turbo

4.8 L, 8 cyl, Auto 7-spd, Premium Gasoline

MSRP: $135,300

EPA Fuel Economy

Combined: 18 MPG

City: 15 MPG

Highway: 23 MPG

X 1999 Mercury Mountaineer 2WD

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

EPA Fuel Economy

Combined: 16 MPG

City: 14 MPG

Highway: 19 MPG