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Mercedes is finally responding the BMW’s lead in reducing CO2 emissions with the introduction of three new fuel-efficient C-class models at the Geneva show. Dubbed “Blue Efficiency”, they use clever technology to dramatically cut fuel consumption and emissions. Both petrol and diesel versions will get the “Blue Efficiency” treatment; the C180 Kompressor, C350 CGI and C200 CDI.
Most impressive of all is the C200 CDI Blue Efficiency. Powered by Mercedes-Benz’s 2.2-litre four-cylinder common rai...Read the full article

Nice move mercedes, and i support their idea but why not the UK and presumably Japan and India when they're big markets.

Mind you the 130g/km Co2 sucks, they'll never be able to meet that whatever they do!

It's always interesting to me how, given the way the manufacturers complain whenever legislation is revealed that affects vehicles, that they then shimmy inside them - like Merc here with their band G CO2 figure - with what appears to be some ease. It's almost an argument for introducing some really draconian new vehicle laws just to see what they can do when properly pushed...

interesting that they haven't followed the trend towards stop-start technology.  in city use at least, i presume this is responsible for much of BMW's savings.