Your rate depends on your credit score, the loan term you choose, and the lender you pick—not just the market

A new car loan rate is the interest percentage you pay on borrowed money to buy a car. The rate you receive is not the same for everyone, even on the same day at the same dealership. Your credit score is the single biggest factor: someone with a score above 750 might get 4.5%, while someone with a score below 620 might get 9% or higher. The length of the loan (36 months versus 72 months), the size of your down payment, and whether you shop at a bank, credit union, or dealership all shift your rate up or down.

Understanding what moves your rate helps you know where to focus before you shop. You cannot change the current market, but you can improve your credit score, save for a larger down payment, or compare offers from multiple lenders. Each of these actions has a real effect on what you will pay over the life of the loan.

Key Takeaways

  • Your credit score is the strongest predictor of your rate; a 100-point difference in your score can mean a 1% to 2% difference in your interest rate.
  • Shorter loan terms (36 or 48 months) usually carry lower rates than longer ones (60, 72, or 84 months), even though your monthly payment is higher.
  • Credit unions and banks often offer lower rates than dealership financing, so getting pre-approved before you shop gives you a real number to compare against.
  • A larger down payment reduces the amount you borrow, which lowers your risk to the lender and can improve the rate they offer you.
  • Your rate can vary by $50 to $200 per month depending on which lender you choose, so comparing three or four offers takes less than an hour and saves thousands over the loan.

How your credit score affects your rate

Lenders use your credit score to measure how likely you are to repay the loan on time. The higher your score, the lower the risk you represent, and the lower the rate they will offer. Credit scores range from 300 to 850. Most lenders have score brackets: 750 and above, 700–749, 650–699, 600–649, and below 600. Each bracket has its own rate floor.

A score of 750 or higher typically unlocks the best rates available that week. A score between 700 and 749 might cost you 0.5% to 1% more. Below 700, the gap widens. The exact numbers shift with market conditions and lender policy, but the direction is always the same: higher score, lower rate.

If your score is below 650, you have options, but they are narrower. Some credit unions and buy-here-pay-here dealerships work with lower scores, but their rates reflect the higher risk they are taking. If you have time before you need the car, raising your score by paying down existing debt or correcting errors on your credit report can lower your rate by 1% or more—which saves real money on a $25,000 loan.

Loan term and how it changes your rate

The loan term is how many months you have to repay the money. Common terms are 36, 48, 60, 72, and 84 months. Shorter terms carry lower rates because the lender's money is at risk for less time. A 36-month loan might be offered at 5%, while a 72-month loan on the same day might be 6.5%.

The trade-off is your monthly payment. A shorter term means a higher payment each month, but you pay less interest overall. A longer term spreads the cost across more months, lowering your payment but raising the total interest you pay. For example, on a $25,000 loan at 6%, a 48-month term costs about $580 per month and $2,840 in total interest. A 72-month term on the same loan costs about $420 per month but $5,320 in total interest—nearly $2,500 more.

Lenders also use term length to manage risk. If you stop paying, they repossess the car and sell it. A car loses value fastest in the first three years. On a 36-month loan, the car is worth close to what you owe for most of the loan. On a 72-month loan, you can owe more than the car is worth for years—a situation called being underwater. Lenders price that risk into the rate.

Where you borrow from matters more than you think

You have three main sources for a car loan: a bank, a credit union, or the dealership's financing partner. Each charges different rates, and the difference is not small. A bank might offer 5.5%, a credit union 5%, and the dealership 6.5% on the same day to the same person with the same credit score.

Credit unions tend to offer the lowest rates because they are member-owned and not-for-profit. They also tend to be more flexible with credit scores and down payment size. Banks are next, with competitive rates but stricter credit requirements. Dealership financing is usually the most expensive because the dealership is a middleman; they sell your loan to a bank or finance company and take a commission.

The best strategy is to get pre-approved at a credit union or bank before you go to the dealership. Pre-approval means the lender has checked your credit and offered you a specific rate and loan amount. You walk into the dealership with a real offer in your pocket. The dealership can then try to beat it, but if they cannot, you have a backup. Many people skip this step and accept whatever the dealership offers, which often costs them 1% to 2% in extra interest.

Down payment and its effect on your rate

A down payment is money you put toward the car upfront, reducing the amount you need to borrow. A larger down payment lowers your rate because it lowers the lender's risk. If you borrow $20,000 instead of $25,000, the lender has less exposure if you default.

The effect is usually modest—a 10% down payment versus a 20% down payment might move your rate by 0.25% to 0.5%—but on a large loan, that adds up. On a $25,000 loan at 6%, the difference between 0.25% and 0.5% is $60 to $120 per year. Over a 60-month loan, that is $300 to $600 in total interest.

Down payment also protects you. If you put down 20%, you owe 80% of the car's value. If the car is totaled in an accident and insurance pays out, you are more likely to break even or come out ahead. If you put down 5%, you owe 95% of the value, and you can easily end up owing more than the insurance payout—leaving you with a debt and no car.

Market conditions and timing

Interest rates for car loans move with the broader economy. When the Federal Reserve raises its benchmark rate, lenders raise car loan rates. When the Fed cuts rates, lenders usually cut car loan rates too, though not always by the same amount. Rates can shift by 0.5% to 1% over a few months, which is a meaningful change on a large loan.

You cannot predict where rates are heading, and trying to time the market usually backfires. What you can do is check rates from multiple lenders on the same day and compare them. Rates vary by lender even on the same day, so shopping around is always worth doing. Getting quotes from three or four lenders takes a few hours and can save you hundreds of dollars.

One note: when you shop for rates, each lender does a hard inquiry on your credit report. Multiple inquiries in a short window (usually two weeks) count as a single inquiry for credit scoring purposes, so your score does not drop each time. After two weeks, the inquiries stop affecting your score.

What happens after you lock in a rate

Once you and a lender agree on a rate, that rate is usually locked for a set period—often 30 to 60 days. If you close the loan within that window, you get the rate you were quoted. If you do not close by then, the rate expires and you have to re-explore, which might result in a different rate.

The loan documents spell out the exact terms: the rate, the monthly payment, the total amount of interest you will pay, and the payoff date. Read these before you sign. The rate should match what you were quoted. The monthly payment should match your calculation. If something is off, ask the lender to explain it before you sign.

After you sign, you own the car and the lender owns the loan. You make monthly payments to the lender (or to a loan servicer they sell the loan to). You can pay off the loan early without penalty at most lenders, which saves you interest. Some lenders charge a prepayment penalty, so check your documents.

Frequently Asked Questions

Can I get a better rate after I buy the car?

Yes, through refinancing. If your credit score improves or market rates drop, you can refinance the loan at a new lender, replacing your old loan with a new one at a lower rate. You pay a small fee to refinance, but if the rate drop is large enough, you save money overall. Most lenders let you refinance after six months of on-time payments.

Why did the dealership offer me a different rate than the bank did?

Dealerships buy their rates from finance companies, which charge more than banks and credit unions do. The dealership also marks up the rate slightly for themselves. If you have a pre-approval from a bank or credit union, you can show it to the dealership and ask them to match it. Many will not, but some will come close.

Does a co-signer change my rate?

Yes. A co-signer with a higher credit score can lower your rate because the lender can pursue both of you for repayment. A co-signer with a lower score will not help. If you need a co-signer, make sure theirs is higher than yours, or the rate will not improve.

What if I have bad credit—can I still get a car loan?

Yes, but your options are limited and your rate will be high. Credit unions and some banks work with scores below 600. Buy-here-pay-here dealerships (which finance cars themselves) also work with lower scores. Rates for bad credit can be 10% to 15% or higher. If possible, wait a few months and raise your score before you buy.

How much does my rate change if I choose a used car instead of new?

Used car loans usually carry a rate 0.5% to 1% higher than new car loans, because used cars are worth less and depreciate faster. The older the car, the higher the rate. Some lenders will not finance cars older than 10 years or with more than 100,000 miles, regardless of your credit score.