X 2007 Honda Civic CNG

1.8 L, 4 cyl, Auto 5-spd, Natural Gas

EPA Fuel Economy

Combined: 28 MPG

City: 24 MPG

Highway: 36 MPG

X 1984 Chevrolet Suburban C10 2WD

5.7 L, 8 cyl, Auto 4-spd, Regular Gasoline

EPA Fuel Economy

Combined: 13 MPG

City: 11 MPG

Highway: 15 MPG