London prestige car hire users may want to rent the new Bentley Continental Supersports if they wish to enjoy driving a supercar that is fast and environmentally-friendly.

The model boasts speeds in excess of 200mph making it the quickest and most powerful production Bentley, but this does not come at the expense of the environment, according to the company.

What Car magazine has reviewed the model, which is also the greenest from the marque thanks to its use of E85 fuel, which is made up of 85 per cent bio-ethanol and 15 per cent petrol.

According to the magazine, despite CO2 emissions for the car being put at 388g/km, Bentley's head of engineering Dr Ulrich Eichhorn reckons the real amount is 120g/km.

The lower figure is arrived at once the amount of CO2 absorbed by the plants bio-ethanol is made from have been taken into consideration.

Bentley recently exhibited its Mulsanne prestige car at the Frankfurt International Motor Show.

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