Ethanol is cheaper than gasoline by the standard measure in 10 states and Brasília

Brazil’s fuel regulator compared ethanol and gasoline prices at stations.

Ethanol cost 63.30% of gasoline on average, and was considered the better value in 10 states and the Federal District.

The regulator’s rule says ethanol is more economical when it costs no more than 70% of the gasoline price.

The best choice can also depend on the vehicle.