In the U.S. alone, Toyota has sold more than 670,000 Prius hybrid models. The car has become an icon of the environmental movement. We've just driven the all-new, third-generation Prius, and we believe that it will continue to be popular with the eco-conscious. Evolutionary describes the new Prius's new shape. The all-new design rides on the same wheelbase as the second-generation model (106.3 inches). While the roof is the same height, the peak roof height has been shifted back almost four inches. The move gives the Prius a more wedge-like shape for improved interior room and reduced aerodynamic drag. According to Toyota, the Prius achieves an aerodynamic drag coefficient (Cd) of just 0.25, which is among the best in the world for production cars. Full Article