Quote:
Originally Posted by hjnet
Then it would be fine, but at the moment I guess you'd need ~100mē (1100sqft) solar panels for ~15000km (10000mi) per year.
Generally we should rather try to reduce the size of our cars if we want to do something for the enviroment.
Double the weight means twice as much energy is needed, twice as much energy means twice as much CO2 (if electricity still comes from fossil fuels).
There's no need to carry 2.5 tons of steel around if you just want to go shopping 
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I suspect a lot of the weight is made up from the battery pack but i suppose the body chassis could be made from Carbon Fiber or even Graphene when it become commercially viable. I also noticed they make an SUV with similar specs for $72,000
SUV