X 1998 Honda Civic CNG

1.6 L, 4 cyl, Auto 4-spd, Natural Gas

EPA Fuel Economy

Combined: 27 MPG

City: 24 MPG

Highway: 31 MPG

X 2013 Kia Sportage 4WD

2.0 L, 4 cyl, Auto 6-spd, Regular Gasoline

MSRP: $22,700 - $28,400

EPA Fuel Economy

Combined: 22 MPG

City: 20 MPG

Highway: 25 MPG