The gamut of models spanned by the Mercedes C-class just got a little wider. On one end, you have the CNET Editors' Choice C63 AMG, a rip snorting beast with a 405 horsepower 6.2-liter V-8 that chugs gasoline at a rate of 16.2 mpg. Way down on the other end is the newly announced C250 CDI BlueEfficiency Prime Edition, a 204 horsepower four-cylinder that gingerly sips diesel at a rate of 45 mpg. It's hard to believe these two vehicles are cut from the same cloth, but they are.
The heart of the C250 is Mercedes' new … Read more