If you’re shopping for a car loan, the interest rate you secure can make a difference of thousands of dollars over the life of the loan. Auto loan rates are the cost of borrowing money to buy a vehicle, expressed as an annual percentage rate (APR). They vary widely based on your credit score, the loan term, the lender, and whether you’re buying a new or used car. As of early 2025, typical rates for a 60-month new-car loan range from about 5.5% for borrowers with excellent credit (720 or higher) to over 15% for those with poor credit (below 620). For used cars, rates are generally 1–3 percentage points higher. Understanding how these rates work and what factors affect them can help you negotiate a better deal and save money.

What Determines Your Auto Loan Rate?

Auto loan rates are not one-size-fits-all. Lenders assess risk based on several key factors, and each one can push your rate up or down.

Credit Score

Your credit score is the single most important factor. Borrowers with scores of 760 or higher often qualify for the lowest advertised rates, which can be as low as 4.5% on a 48-month new-car loan. A score of 660–719 might get you a rate around 7–9%, while scores below 600 can result in rates above 14% or even 20% in some cases. Lenders also check your credit history for missed payments or defaults.

Loan Term

Shorter loan terms (36 or 48 months) typically have lower rates than longer terms (72 or 84 months). For example, a 36-month loan might offer a rate of 5.0% for a top-tier borrower, while an 84-month loan for the same person could be 6.5% or higher. Longer terms increase the lender’s risk because the car depreciates faster than the loan balance declines.

New vs. Used Car

Used-car loans carry higher rates because the collateral (the car) is worth less and depreciates more quickly. A new-car loan might average 6.0% for a good-credit borrower, while a used-car loan for the same borrower could be 7.5–8.5%. The age and mileage of the used car also matter—older, high-mileage vehicles often have higher rates.

Down Payment and Loan-to-Value Ratio

A larger down payment reduces the loan amount and the lender’s risk. If you put down 20% or more, you may qualify for a slightly lower rate. The loan-to-value (LTV) ratio compares the loan amount to the car’s value. An LTV above 100% (meaning you owe more than the car is worth) often leads to higher rates or even loan denial.

How to Compare Auto Loan Offers

Not all lenders offer the same rates, and shopping around can save you hundreds or thousands of dollars. Here’s how to compare offers effectively.

Check Multiple Sources

Start with banks, credit unions, online lenders, and dealership financing. Credit unions often have the lowest rates for members—sometimes 1–2% below banks. Online lenders like LightStream or Capital One may offer competitive rates for excellent credit. Dealerships sometimes have special manufacturer-subsidized rates (e.g., 0.9% APR) on new cars, but these are usually for short terms and top-tier credit only.

Compare APR, Not Just the Interest Rate

APR includes both the interest rate and any fees (like origination fees or processing charges). A loan with a 5.0% interest rate but a $500 fee might have an APR of 5.5%, making it more expensive than a loan with a 5.3% APR and no fees. Always compare the APR across offers.

Get Pre-Approved

Apply for pre-approval from 2–3 lenders within a 14-day window. Credit bureaus treat multiple auto-loan inquiries as a single inquiry if they occur within that period, so your credit score won’t take a big hit. Pre-approval gives you a firm rate and loan amount, which you can then take to a dealership to match or beat.

Watch for Add-Ons

Dealers may try to sell you extended warranties, gap insurance, or other products that increase the loan amount and effective rate. These add-ons are often overpriced. If you want them, buy separately after the loan is signed.

Strategies to Get a Lower Auto Loan Rate

Even if your credit isn’t perfect, there are steps you can take to secure a better rate.

Improve Your Credit Score Before Applying

Pay down credit card balances to below 30% of your credit limit, dispute any errors on your credit report, and avoid opening new credit accounts in the months before your car purchase. Even a 30-point increase can drop your rate by 1–2 percentage points.

Choose a Shorter Loan Term

A 48-month loan will have a lower rate than a 72-month loan, and you’ll pay less interest overall. For example, on a $30,000 loan at 6.0% for 48 months, total interest is about $3,800. At 7.5% for 72 months, total interest jumps to over $7,200.

Make a Larger Down Payment

Putting down 20% or more reduces the loan amount and can improve your rate. If you can’t afford 20%, aim for at least 10% to avoid being upside-down on the loan.

Consider a Co-Signer

If your credit is fair or poor, a co-signer with excellent credit can help you qualify for a much lower rate. The co-signer must be willing to take on the debt if you default, so choose someone you trust.

Shop During Promotional Periods

Manufacturers sometimes offer 0% APR or low-rate financing on specific models, usually for well-qualified buyers. These promotions are often limited to 36 or 48 months and may not be combined with cash rebates. Compare the total cost with and without the promotion.

Frequently Asked Questions

What is a good auto loan rate right now?

A good rate depends on your credit and the market. As of early 2025, a rate of 5.5% or lower on a new-car loan is considered excellent for borrowers with credit scores above 720. For used cars, a rate below 7.5% is good. Check current averages from sources like Bankrate or Edmunds for the latest data.

Can I negotiate my auto loan rate with a dealership?

Yes, dealerships often mark up the rate they receive from lenders. If you come with a pre-approved offer from a bank or credit union, you can ask the dealer to match or beat it. Be firm and ready to walk away if they won’t negotiate.

Does refinancing an auto loan make sense?

Refinancing can lower your rate if your credit has improved or market rates have dropped since you took out the original loan. It usually makes sense if you can reduce your rate by at least 1–2 percentage points and plan to keep the car for more than a year. Watch out for any prepayment penalties on your current loan.

Auto loan rates are a critical piece of the car-buying puzzle, and a small difference in your rate can save you hundreds of dollars per year. By understanding the factors that influence your rate, comparing offers from multiple lenders, and taking steps to improve your credit or down payment, you can secure a loan that fits your budget. Always read the fine print and ask questions about fees, terms, and prepayment options before signing. With the right approach, you can drive off the lot knowing you got a fair deal.