THE COST OF CNG

February 27, 2012 at 12:00a.m.

THE COST OF CNG

Vehicles and fuel prices

The up-front cost of compressed natural gas vehicles is more expensive than conventional-fuel vehicles, but the equivalent fuel costs can be 50 percent less expensive than regular-grade gasoline.

EnergyNational average

Regular-grade gas$3.46 Diesel$3.81 CNG$2.09 Ethanol (E85)$3.19 Propane$3.06 Biodiesel (B20)$3.91

All energy sources per gallon; CNG [Compressed natural gas] is gasoline gallon equivalent. Source: U.S. Department of Energy Clean Cities Alternative Fuel Price Report, October 2011 (most recent).