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I'm guessing a battery pack of 2019 will weigh about 60-70% what the old battery pack of Model S weighted per kWh. See for instance Roadster's 200 kWh, which I

by mtgx 9y ago

I'm guessing a battery pack of 2019 will weigh about 60-70% what the old battery pack of Model S weighted per kWh. See for instance Roadster's 200 kWh, which I'm pretty sure is not twice as heavy as that of the Model S.