Free Tool
EV Charging Calculator
Estimate how long it takes to charge your EV at a given power, and what that charge costs at your electricity rate.
Most EVs are 40–100 kWh usable.
7–7.4 single-phase, 11–22 three-phase, up to 250+ DC fast.
Estimated results
Charge time
5.7 hrs
20% → 80%
Cost per charge
$7
@ 0.17/USD/kWh
Cost assumes ~90% charging efficiency and your stated rate. Off-peak rates can lower this further — see the related reading.