The 2014 Mercedes-Benz E250 BlueTEC sedan emerges as a frontrunner in fuel efficiency, achieving an impressive EPA-estimated 45 miles per gallon on the highway and 28 mpg in city driving conditions. This model marks a significant milestone as the first diesel E-Class to offer the option of 4MATIC all-wheel drive, securing its position as a best-in-class leader in fuel economy within the midsize luxury sedan segment and across the broader automotive industry for vehicles of comparable size. Even when equipped with the optional 4MATIC system, the E250 BlueTEC maintains remarkable fuel efficiency, boasting 42 mpg on the highway and 27 mpg in the city. Notably, no other diesel sedan on the market surpasses its EPA highway fuel economy rating, underscoring the exceptional engineering behind Mercedes BlueTEC technology.