On display at the New York Auto Show, the Mercedes E 250 BlueTEC concept is designed specifically for release in States, meeting all the strictest emission standards including U.S. Bin 5 compliance.*Mercedes estimates ratings of 28 mpg city and 39 mpg highway from the EPA.More E 250 stats.

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Thats pretty bad. Owners of the E320 CDI easily get more than that with an extra cylinder and .7L more displacement.