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Bentley Continental GTC Speed

The Bentley Convertible embraces biofuels as part of its far-reaching environmental strategy, but does not sacrifice performance. With a 6-litre, 12-cylinder engine this model boasts 600 horsepower and a top speed of 200 mph. Scheduled to arrive in showrooms in June, the model has a starting price of $231,400.

Photo Courtesy: NAIAS