Audi e-tron Concept

At Frankfurt Motor Show 2009 Audi unveiled its new electric sports car concept e-tron. Audi e-tron is packed with four motors, two on each axle. The lithium-ion battery powers these motors and has a storage capacity of 42.3 kilowatt hours. With this battery Audi e-tron is capable to travel about 248 kilometers (154 miles) without recharging.

Source: Audi Worldwide