Updated June 29, 2026
Home vs Public EV Charging Cost Calculator
Compare the monthly cost of home EV charging with typical public charging by entering your own electricity price and charging habits.
Live calculator
Calculate your actual running cost
Running this ev charging comparison for 4 hours a day, 2 days a week uses about 249.6 kWh each month.
Quick answer
How much does an ev charging comparison cost to run?
A 7,200 W EV charging comparison used for 4 hours a day, 2 days a week, consumes about 249.6 kWh per month. At $0.30 per kWh, that is approximately $74.88 per month. Replace these example figures with the wattage and electricity rate from your appliance and bill.
What changes the real running cost?
The cheapest EV charging option usually depends on the price per kWh, charger losses, parking time, network fees, and how much energy the car needs each month.
Use the calculator for the home charging side, then compare the monthly kWh result with the public charger price per kWh you actually pay.
Assumptions used in this example
This page starts with 7,200 watts, 4 hours of use per day, and 2 days per week. Those defaults are only a practical starting point. Replace them with the number on your product label, energy label, smart plug, or electricity bill.
Example EV charging comparison costs
These examples use 7,200 W for 4 hours a day and 2 days per week.
| Electricity rate | Per hour | Per month | Per year |
|---|---|---|---|
| $0.15 / kWh | $1.08 | $37.44 | $449.28 |
| $0.25 / kWh | $1.80 | $62.40 | $748.80 |
| $0.35 / kWh | $2.52 | $87.36 | $1048.32 |
Ways to reduce the cost
Start with changes that reduce active runtime without compromising safety or the job the appliance needs to do.
- Track kWh added rather than only charging time.
- Check whether public chargers add session or parking fees.
- Use slower home charging when time is not a constraint.
Estimate only. Actual consumption varies by model, setting, condition, temperature, duty cycle, and tariff. Use a plug-in meter or energy-label figure when accuracy matters.
FAQ
EV charging comparison running cost questions
How do I calculate EV charging comparison running cost?
Divide the watts by 1,000 to get kilowatts, multiply by the hours used, then multiply by your electricity price per kWh. This page pre-fills 7,200 W, 4 hours per day, and 2 days per week as a starting example.
How much does an EV charging comparison cost per hour?
At 7,200 W and $0.30 per kWh, the example cost is about $2.16 per hour while it is actively using that power. Change the rate field to match your own bill.
Why might my real EV charging comparison cost be different?
Use the calculator for the home charging side, then compare the monthly kWh result with the public charger price per kWh you actually pay.
Should I use rated watts or measured watts?
Rated watts are useful for a quick estimate, but measured wall power or an energy-label kWh figure is usually more accurate because many appliances cycle on and off or change power during use.
Does the calculator include standing charges, taxes, or demand charges?
No. The calculator estimates usage cost from kWh only. If your bill includes standing charges, taxes, delivery fees, or demand charges, add those separately.
Can I share my result?
Yes. Use the share or copy button after entering your wattage, hours, days, rate, and currency. The page stores those inputs in the URL so you can revisit the same estimate.