Whether or not you believe in global warming, whether or not you believe in conserving oil, the fact is that less fuel used is more money in your pocket. The gasoline-powered Mercedes-Benz E350 and E550 get reasonable fuel economy considering their size and weight, but the diesel-powered E320 BLUETEC is truly amazing -- 30 MPG in mixed driving is a realistic figure and that's without trying very hard. Lots of compact sedans struggle to hit that target. The Mercedes E320 BLUETEC goes so far on a full tank of fuel that you might well forget the way to your local filling station. Mercedes' BLUETEC system makes it far cleaner than diesels past, and with a price tag just $1,000 higher than a comparably-equipped gasoline-powered E-Class, the Mercedes-Benz E320 BLUETEC just makes good financial sense.
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