Driverz utility

EV charge timer

Estimate how long an EV charge will take, how much range it adds, and what the charging session may cost.

Estimate charge time

Battery size, kWh

Efficiency, miles/kWh

Current charge, %

Target charge, %

Charger type

Charger power, kW

Electricity price, p/kWh

Charging loss, %

Tip: charging speed normally slows as the battery gets closer to full, especially on rapid chargers. This is a practical estimate, not a guaranteed charging time.

Your result

Estimated time

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Enter values and calculate.

Quick answer: a 7kW home wallbox is usually good for overnight charging. Rapid chargers are much faster, but the car may not charge at the full advertised power for the whole session.

Common charger examples

3-pin

Useful as a backup, but slow for regular EV charging.

2.3kW

Home

Typical UK home wallbox speed, often used overnight.

7kW

Rapid

Faster public charging for longer trips and quicker top-ups.

50kW+