What about the cars at Tesla Motors? Those have moved from concept cars into production and they claim to be 100% electric ...
Tesla Motors
Of course you have to be Jay Leno or a billionaire to own one of these. They're charging ridiculous amounts of money for them. But, in some way, that might not be a bad marketing idea. Get them into the hands of the rich and famous for an incredible amount of money that you can then turn around and put back into the company ... hopefully they'll eventually make some of these vehicles for us more common folk ...
~LV