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Auto Loan Calculator

Calculate your monthly car payment, total interest, and full loan cost

Buying a car is a major financial decision. This Auto Loan Calculator helps you estimate your monthly payments and total loan cost, factoring in interest rates, sales tax, and trade-in value.

Calculator Inputs

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Estimated state sales tax

Results

Enter values above to see your results

How It Works

The calculator determines your loan amount by subtracting your down payment and trade-in value from the vehicle price (plus tax). It then uses the amortization formula to calculate equal monthly payments over the loan term.

Tips & Best Practices

  • A larger down payment reduces your monthly payment and total interest paid.
  • Shorter loan terms (36-48 months) usually have lower interest rates but higher monthly payments.
  • Longer loan terms (72-84 months) lower your monthly payment but significantly increase total interest costs.
  • Aim to keep your car payment under 10-15% of your take-home pay.

Frequently Asked Questions

Does the calculator include insurance?

No, this calculator only estimates the loan payment. You should budget separately for insurance, gas, and maintenance.

What is a good interest rate for a car loan?

Interest rates vary by credit score and economic conditions. Generally, a rate below 5-6% is considered good for a new car, while used car rates are typically higher.