Auto Loan Calculator

Calculate car payments, total cost, and loan amortization

Payment calculation
Interest analysis

Auto Loan Calculator

Calculate car payments and total loan cost

Vehicle Information

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$
$

Current vehicle trade-in value

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Local sales tax rate

Loan Terms

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$

Registration, documentation fees

Extra Payment (Optional)

$

Additional payment to reduce interest and loan term

Ready to Calculate

Enter your vehicle and loan details to see payment estimates

Frequently Asked Questions

How do I calculate my auto loan payment?

Auto loan payments are calculated using the loan amount (vehicle price + taxes + fees - down payment - trade-in), interest rate, and loan term. The formula considers the principal, interest rate, and number of payments to determine your monthly payment.

What factors affect my auto loan payment?

Key factors include vehicle price, down payment amount, trade-in value, interest rate, loan term length, sales tax rate, and any additional fees. A larger down payment or trade-in value reduces your loan amount and monthly payment.

Should I make extra payments on my auto loan?

Extra payments can save significant interest and pay off your loan faster. However, consider your other debts and financial goals. If you have higher-interest debt or lack an emergency fund, those might be higher priorities.

What's the difference between APR and interest rate?

The interest rate is the cost of borrowing money, while APR (Annual Percentage Rate) includes the interest rate plus additional fees and costs. APR gives you a more complete picture of the loan's total cost.

How much should I put down on a car?

A 20% down payment is often recommended to avoid being underwater on the loan and to reduce monthly payments. However, the right amount depends on your financial situation, the vehicle's depreciation rate, and your other financial goals.

Related Resources & Tools

Auto Loan Tips

Before You Buy:

  • Check your credit score
  • Get pre-approved for financing
  • Research vehicle values
  • Budget for insurance and maintenance
  • Consider certified pre-owned options

Loan Management:

  • Make payments on time
  • Consider extra principal payments
  • Avoid extending loan terms
  • Monitor your loan balance
  • Refinance if rates drop significantly

Guide

Calculate car loan payments, total interest, and full amortization schedule. Factor in trade-in value, down payment, and extra payments to find the true cost of financing your vehicle.

New vs Used Financing

New car loans often offer promotional 0–2% rates but depreciate 20–30% in year one. Used car loans carry higher rates but lower total depreciation hit.

The total cost of ownership includes insurance, fuel, maintenance, and depreciation — not just the monthly payment.

Smart Auto Loan Strategies

Put at least 20% down to avoid being underwater (owing more than the car is worth). Keep loan terms at 48 months or less when possible — longer terms mean more interest and extended negative equity risk.

Making one extra payment per year on a 60-month loan can shorten the term by 4–5 months and save hundreds in interest.

Key Takeaways

  • Keep loan terms at 48 months or shorter when possible.
  • Put 20% down to avoid negative equity.
  • Total cost beats monthly payment — compare both.
  • Extra payments early in the loan save the most interest.