Calculate Your EV Charging Costs
Free, accurate calculators powered by real EPA vehicle data and state-specific electricity rates. No sign-up required.
Plus: Charge Time · Charger ROI · Range · Tax Credits · Bill Impact
EV Calculators
EV Charging Cost Calculator
Estimate your monthly and annual EV charging costs based on your vehicle, state, and driving habits.
Try it →⚖️Gas vs Electric Comparison
See how much you'd save switching from gas to electric with a side-by-side cost and CO2 comparison.
Try it →⏱️Charging Time Estimator
Find out how long it takes to charge your EV at home or at a public station.
Try it →💰Home Charger ROI Calculator
Calculate the payback period for installing a Level 2 home charger vs public charging.
Try it →🗺️Range Calculator
Calculate your real-world EV range based on speed, temperature, and terrain.
Try it →🏛️EV Tax Credit Estimator
Check which federal and state EV tax credits and incentives you may qualify for.
Try it →📄Electricity Bill Impact
See exactly how much your monthly electricity bill will increase when you start charging an EV.
Try it →Why ChargeMath?
Real EPA Data
Vehicle efficiency and range data sourced directly from fueleconomy.gov for 20+ popular EVs.
State-Specific Rates
Electricity rates for all 50 states plus DC, sourced from EIA residential averages.
Save Money
Find out exactly how much you'll save per month and per year by switching from gas to electric.