Diesel stores more energy, but you also get more gasoline out of a barrel of oil. Gasoline is more efficient in terms of miles you can drive per barrel of crud

Diesel stores more energy, but you also get more gasoline out of a barrel of oil. Gasoline is more efficient in terms of miles you can drive per barrel of crude. It also burns cleaner of course, and with the newer gasoline engines, the gap between gas and diesel in terms of MPG isn't that great.