🚗 Auto Loan Payment Calculator
Calculate your monthly auto loan payment, total interest, and full amortization schedule. Includes options for down payment, trade-in value, sales tax, and fees. Plan your car purchase with confidence.
What Is an Auto Loan Payment Calculator?
An auto loan payment calculator helps you estimate your monthly car payments and total loan cost before you visit the dealership. It takes into account the vehicle price, down payment, trade-in value, sales tax, fees, interest rate, and loan term to give you a complete picture of your car financing costs.
This calculator includes:
- Monthly Payment — your fixed monthly car payment.
- Total Interest — the total interest paid over the life of the loan.
- Total Cost — the full cost of the vehicle including interest, taxes, and fees.
- Amortization Schedule — a full breakdown of every payment, showing principal and interest.
How Does the Auto Loan Payment Calculator Work?
The calculator uses the standard loan payment formula:
Monthly Payment = P × [r(1+r)n] / [(1+r)n − 1]
Where P is the loan amount, r is the monthly interest rate, and n is the number of payments.
The calculator performs the following steps:
- Calculates the loan amount — vehicle price minus down payment and trade-in value, plus sales tax and fees.
- Computes the monthly payment — using the loan amount, interest rate, and loan term.
- Generates a full amortization schedule — showing every payment over the life of the loan.
- Provides a visual breakdown — a chart showing principal, interest, taxes, and fees.
Why Use This Auto Loan Payment Calculator?
- Comprehensive: Includes down payment, trade-in, sales tax, and fees for accurate estimates.
- Full Amortization: See every payment over the life of the loan with a detailed schedule.
- Visual Chart: Compare principal, interest, taxes, and fees at a glance.
- Flexible Terms: Choose from 12 to 84 months to find the payment that fits your budget.
- Free & Private: No registration, no data storage — all calculations are done in your browser.
❓ Auto Loan Payment Calculator FAQ
What is the average auto loan interest rate?
As of 2026, average auto loan rates range from 5% to 8% for new cars and 6% to 10% for used cars, depending on your credit score, loan term, and lender.
What is a good down payment for a car?
Experts recommend putting 20% down on a new car and 10% down on a used car. However, many buyers put down less, especially with 0% down financing offers.
How does my credit score affect my auto loan?
Your credit score significantly impacts your interest rate. A higher credit score (740+) typically qualifies for the lowest rates, while a lower score (below 600) may result in higher rates or require a larger down payment.
What is the difference between APR and interest rate?
The interest rate is the cost of borrowing the principal loan amount. The APR (Annual Percentage Rate) includes the interest rate plus any fees, giving you the true cost of the loan.
How does the loan term affect my payment?
A shorter loan term (e.g., 36 months) means higher monthly payments but less total interest. A longer loan term (e.g., 72 months) means lower monthly payments but more total interest.
What is included in the total cost of the loan?
The total cost includes the vehicle price, sales tax, fees, down payment, trade-in value (if any), and all interest paid over the life of the loan.
Can I pay off my auto loan early?
Yes, most auto loans allow early payoff without penalties. Paying extra toward principal can save you money on interest and help you own your car sooner.
How accurate is this calculator?
This calculator provides accurate estimates based on standard loan formulas. However, actual loan terms depend on your credit score, lender, and other factors. Use this as a planning tool and consult a lender for a precise quote.
Is this calculator free to use?
Yes, this calculator is completely free to use. No registration or personal data storage is required. All calculations are performed in your browser.
What if I want to refinance my auto loan?
You can use this calculator to compare your current loan terms with a refinance offer. Enter your remaining balance, new rate, and new term to see if refinancing makes sense.