About the EV Charging Cost Calculator
Charging at home is where EVs save the most money.
This tool shows your cost per charge, per mile and per year.
How this calculator works
We use your battery size, efficiency and electricity rate to compute charging costs and compare them to petrol.
Why it matters
- See true cost per mile
- Compare against petrol
- Plan overnight charging
- Estimate annual running cost
Frequently asked questions
Almost always — typically 50–80% cheaper per mile, and even more with solar.
Yes — off-peak tariffs and solar make overnight or midday charging cheapest.