“The official US government source for fuel economy information.”

A one-stop destination for latest in vehicle and fuel efficiency development – find and compare fuel efficient vehicles; learn about gas mileage tips; take advantage of tax incentives; gauge gasoline prices; implement cost calculators; learn about the importance of fuel economy; get real, driver reported MPG estimates.

Glimpse into the future – learn about concept vehicles and new vehicle demonstrations. Read about new fuel-saving engine and transmission technologies. Explore graphs and diagrams comparing how hybrid and gasoline vehicles utilize, consume and distribute energy in both urban and highway driving scenarios.