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EV charging time

Energy added = usable battery capacity (kWh) × (target SoC − starting SoC). Charging time equals energy added divided by (charger power in kW × charging efficiency).

kWh
%
%
kW

Estimated charging time
3.6
Energy added to battery
36

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On DC fast chargers, charging speed tapers noticeably above 80% SoC. On AC home wallboxes, maximum power is capped by the car’s onboard charger (typically 11 kW).

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Educational estimate only. Not medical, tax, legal or financial advice.

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