EVERY AUTO & VEHICLE DECISION · WITH THE MATH SHOWN

Auto & Vehicle Calculators

From car loan payments and lease comparisons to EV savings and total cost of ownership — free calculators to help you make smarter vehicle decisions.

Start with Auto Loan Calculator →

  • Auto Loan Calculator

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    Calculate your exact monthly car payment, total interest paid, and true cost of financing any vehicle.

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  • Car Lease Calculator

    Estimate monthly lease payments including residual value, money factor, taxes, and fees.

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  • EV vs Gas Calculator

    Compare the total cost of owning an electric vehicle versus a gas car over 5–10 years.

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  • Car Affordability Calculator

    Find out how much car you can afford based on your income, expenses, and budget goals.

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  • Lease vs Buy Calculator

    Compare the total cost of leasing versus buying a vehicle to find the better deal.

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  • Total Cost of Ownership Calculator

    Calculate the true 5-year cost of a vehicle including depreciation, insurance, maintenance, and fuel.

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Related money decisions
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  • Debt Calculators
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  • All Calculators
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Written and maintained by Jere Salmisto, Founder, CalcFi. Updated May 8, 2026.

Formulas cited to primary US government and regulatory sources. Methodology at /about/editorial. Published by CalcFi Editorial.