Many commentators have noted similarities between the original Audi A2 (it had electric and H2 prototypes) and the i3.
Here German A2 owners discuss i3:
http://www.a2-freun.de/forum/showthread.php?s=4e257422d9f35cb7b21c48f0ba56bf88&t=46459&highlight=Electric
http://translate.google.com/translate?sl=auto&tl=en&js=n&prev=_t&hl=en&ie=UTF-8&u=http%3A%2F%2Fwww.a2-freun.de%2Fforum%2Fshowthread.php%3Ft%3D46459%26highlight%3DElectric%26page%3D29
Here German A2 owners discuss i3:
http://www.a2-freun.de/forum/showthread.php?s=4e257422d9f35cb7b21c48f0ba56bf88&t=46459&highlight=Electric
http://translate.google.com/translate?sl=auto&tl=en&js=n&prev=_t&hl=en&ie=UTF-8&u=http%3A%2F%2Fwww.a2-freun.de%2Fforum%2Fshowthread.php%3Ft%3D46459%26highlight%3DElectric%26page%3D29
