X 2009 Mercury Mariner Hybrid 4WD

2.5 L, 4 cyl, Auto (variable gear ratios), Regular Gasoline

EPA Fuel Economy

Combined: 28 MPG

City: 29 MPG

Highway: 27 MPG

X 2006 GMC Sierra 1500 AWD

6.0 L, 8 cyl, Auto 4-spd, Premium Gasoline

EPA Fuel Economy

Combined: 13 MPG

City: 12 MPG

Highway: 16 MPG

X 1990 Audi 90 quattro 20v

2.3 L, 5 cyl, Man 5-spd, Regular Gasoline

EPA Fuel Economy

Combined: 18 MPG

City: 16 MPG

Highway: 22 MPG

X 1990 Chevrolet Turbo Sprint

1.0 L, 3 cyl, Man 5-spd, Regular Gasoline

EPA Fuel Economy

Combined: 34 MPG

City: 31 MPG

Highway: 38 MPG