EV Charging Cost Calculator

Calculate EV charging energy and cost from battery size, charge percentage and electricity rate.

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Your result will appear here

Enter values and press Calculate.

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How to use this calculator

  1. Enter the values requested in the calculator form.
  2. Press Calculate to generate the result instantly.
  3. Compare the answer with the formula and examples below.

Examples

  • Charging 60 kWh from 20% to 80% uses about 40 kWh at 90% efficiency.

Frequently Asked Questions

Why include efficiency?

Some energy is lost during charging.

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