The toolkit

EV Home Charging Calculators UK & Ireland

Calculate home EV charging cost and time, compare off-peak tariffs using your whole electricity bill, or find a charger within your hardware budget. These free tools work with your own UK or Irish rates and vehicle figures.

Choose your charging calculator

Charging cost

Know what your next charge could cost.

Charging time

Find the limit. Plan your next charge.

Charger selector

Compare charger requirements for your vehicle, home supply and tariff.

EV tariff comparison

See the whole bill, beyond the night rate.

Which EV charging calculator do you need?

Charging cost calculator: price a full charge or 20–80% top-up, including charging losses.
Charging time calculator: compare 3-pin and wallbox power, or check an overnight charging window.
EV tariff comparison calculator: check whether a cheaper night rate offsets daytime prices and standing charges.
Home EV charger selector: shortlist hardware by supply, budget and required smart integration.

All examples are illustrative. Use your own electricity bill and the specifications for your exact vehicle; no live tariff prices are assumed.