EV Charging Cost Calculator
Estimate the cost of a full EV charge and your driving cost per kilometer using battery size, electricity rate, and expected full-charge range.
Enter EV charging details
Defaults are filled in for a quick demo and can be adjusted anytime.
Charging mode
Switch between home and public charging to load a sensible default electricity rate.
What is EV charging cost?
EV charging cost is the amount you pay to charge your battery from empty to full. The most basic calculation is battery capacity multiplied by electricity cost per unit. Once you know the cost of a full charge and the distance your EV can travel on that charge, you can calculate cost per kilometer.
This is useful when comparing EV running cost with petrol or diesel vehicles, checking home charging economics, and estimating daily commute expense.
Why this calculator helps
- Estimate home charging cost before buying an electric car.
- Understand whether your EV is economical for daily commuting.
- Compare different electricity tariffs or charging locations.
- Convert full-charge cost into an easy cost per kilometer number.
Frequently Asked Questions
Quick guidance
- Use practical range, not ideal brochure range, for better accuracy.
- Charging losses can make the real full-charge cost slightly higher.
- Cost per km becomes even lower if your electricity tariff is lower at night.
- Comparing this number with petrol cost per km is a simple way to estimate savings.
Related calculator
Want to compare EV cost directly with petrol and diesel?
Compare EV vs Petrol vs Diesel