About this site

Cost To Charge is an independent UK site that works out what it costs to charge electric cars at current prices.

How we make money

We take part in the Octopus Energy refer-a-friend scheme. If you switch to Octopus through a link on this site, you and we each receive £50 account credit. It doesn’t change the price you pay. We are not affiliated with, or endorsed by, Octopus Energy or any car maker.

Where the figures come from

• Standard tariff (price cap): Ofgem price cap average unit rate, 1 October – 31 December 2026, Direct Debit. (source)
• Intelligent Octopus Go (off-peak): Off-peak smart-charging rate shown by Octopus, checked October 2026. Rates vary by postcode. (source)
• Public charger (under 50kW): Zapmap Price Index average, August 2026. (source)
• Public rapid charger (50kW+): Zapmap Price Index average, August 2026. (source)
• Fuel prices: UK averages as of 5 October 2026 (source).
• Cars: approximate usable battery sizes and typical real-world efficiency. Treat them as estimates.

Not financial advice

Everything here is general information. Prices change and your costs will differ. Check current rates with any supplier before you switch.

Privacy

This site has no accounts or forms and doesn’t collect personal data. The calculator runs in your browser. Fonts are loaded from Google Fonts. If you follow a link to Octopus Energy, their privacy policy applies.

Last updated 5 October 2026.