EV Charging vs Gas Cost Calculator

Calculate annual driving fuel costs and potential savings of an Electric Vehicle (EV) compared to a gasoline vehicle over time.

Summary:An EV cost calculator compares electric vehicle charging expenses with conventional gasoline fuel costs, factoring in electricity rates, gas prices, vehicle efficiency, and annual mileage to estimate ongoing savings.

Driving & Fuel Comparison Inputs

Electric Vehicle (EV) Metrics

Gasoline Car Metrics

Estimated Net Fuel Savings with EV
$0.00 / year

You save 0.0% on fuel costs per year driving EV.

5-Year Net Savings:$0
10-Year Net Savings:$0
⚡ EV Annual Cost
$0
$0.000 per mile
⛽ Gas Annual Cost
$0
$0.000 per mile

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How to Use EV Charging vs Gas Cost Calculator

To compare electric vehicle charging expenses against gasoline costs, enter your estimated annual driving mileage. Specify your EV's energy efficiency (kWh per 100 miles) and your home electricity rate per kilowatt-hour. Then enter your gas vehicle's MPG rating and current gas price per gallon. The calculator instantly evaluates fuel costs per mile, annual expenditure differences, and cumulative 5-year and 10-year savings.

EV Charging vs Gas Cost Calculator Formula / How It Works

The EV Cost Calculator computes total annual electricity consumption by dividing annual miles by 100 and multiplying by the kWh efficiency factor. That result is multiplied by your local electric utility rate. Gas expenditure is calculated by dividing annual miles by MPG and multiplying by gasoline price. The tool then calculates net savings, percentage reductions, and cost per mile metrics instantly client-side.

Formula:EV Annual Cost = (Miles / 100) x kWh/100mi x Electricity Rate. Gas Annual Cost = (Miles / MPG) x Gas Price. Net Savings = Gas Cost - EV Cost.

Frequently Asked Questions

It estimates and compares the total cost of ownership for an electric vehicle (EV) versus a gasoline car, including purchase price, fuel/electricity costs, maintenance, tax credits, and insurance over a specified ownership period.

Enter your local electricity rate (cost per kWh) and the vehicle's energy consumption (miles per kWh or kWh per 100 miles). The calculator computes your estimated annual charging cost based on your entered annual mileage.

Yes. You can enter the applicable federal tax credit (up to $7,500 for new EVs under the Inflation Reduction Act, as of 2024) and any state incentives to see their impact on total cost. Eligibility depends on income limits and vehicle MSRP — verify your eligibility at fueleconomy.gov.

Results are estimates based on the inputs you provide. Real-world costs vary with driving habits, electricity rate plans (time-of-use pricing), gasoline price fluctuations, actual vehicle efficiency, and maintenance needs. Use it for directional comparison, not an exact forecast.

No. All calculations run locally in your browser. Your inputs are never transmitted to any server or stored anywhere.