X 2003 Honda Civic CNG

1.7 L, 4 cyl, Auto (variable gear ratios), Natural Gas

EPA Fuel Economy

Combined: 28 MPG

City: 26 MPG

Highway: 31 MPG

X 1994 Plymouth Acclaim

3.0 L, 6 cyl, Auto 3-spd, Regular Gasoline

EPA Fuel Economy

Combined: 21 MPG

City: 18 MPG

Highway: 24 MPG