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Two factors influence the feasibility of a battery type:

  • How many Wh / kg can the battery store?
  • What is the Price per kWH

see the calculation at how the first factor influences the achievable range of an elecrical vehicle powered by a battery.

$240-$280 per kWH for a Tesla according to

400 Wh / kg

There have been several companies claiming that they are close to the 400 Wh / kg target


Envias 400 Wh / kg claim was used to convince automotive companies like GM but the claim was exaggerated