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 2002 Lexus GS 300/GS 430

4.3 L, 8 cyl, Auto 5-spd, Premium Gasoline

EPA Fuel Economy

Combined: 18 MPG

City: 16 MPG

Highway: 21 MPG