With a diesel-electric hybrid, the jump in fuel economy is just as dramatic: for example, the upcoming VW XL1 will get 235 mpg: http://www.popularmechanics.com/

With a diesel-electric hybrid, the jump in fuel economy is just as dramatic: for example, the upcoming VW XL1 will get 235 mpg: http://www.popularmechanics.com/cars/reviews/hybrid-electric/volkswagen-xl1-test-drive-1-liter-235-mpg http://www.popularmechanics.com/cars/reviews/hybrid-electric...