Motoring tool

EV Charging Cost Calculator

Calculate the battery energy added, wall energy used and estimated charging cost, including charging losses.

Efficiency accounts for energy lost between the socket and battery.

Processed privately in your browser — your entries are not uploaded.

Good to know

How this tool works

Calculate the battery energy added, wall energy used and estimated charging cost, including charging losses. Work through the labelled controls, review the result in the preview and reset the tool whenever you want to begin again.

Use the result as a guide.Check important financial, tax or contractual decisions with the relevant provider or a qualified professional.

Frequently asked questions

What is EV Charging Cost Calculator useful for?

Estimate energy drawn and the cost of charging an EV. Confirm current prices, vehicle figures and official records before relying on the result.

Is my information stored?

This tool works in your browser. The information you enter is not sent to us or saved in an account by this tool.

How accurate is the result?

The calculation follows the assumptions shown on the page. Rounding, provider methods and real-world charges can produce small differences.