The lowest interest rates on credit cards are usually between 12% and 18%, but the rate you actually get depends on your credit score, income, and the card issuer's current offers
Credit card interest rates are not set by law or a central authority — each bank decides what to charge based on how risky they think you are as a borrower. Someone with a credit score above 750 might may have access to for a card at 12%, while someone with a score of 600 might only be offered 24%. The same person can also be offered different rates by different banks on the same day.
The interest rate you see advertised — called the Annual Percentage Rate (APR) — is a range, not a promise. When a card says "12.99% to 23.99% APR," the bank is telling you that you might get the low end or the high end depending on what they learn about you during the approval process. You do not find out your actual rate until after you are approved.
The practical way to find the lowest rates is to check what cards are currently offering, understand which ones you are likely to be approved for based on your credit profile, and then compare the actual terms before you explore.
Key Takeaways
- Your credit score is the single biggest factor in what rate you will be offered — scores above 750 typically unlock rates below 15%, while scores below 650 rarely see rates below 20%.
- Introductory 0% APR offers on new purchases or balance transfers are real but temporary, usually lasting 6 to 21 months depending on the card and your creditworthiness.
- The advertised APR range is not your rate — it is the range the bank might offer, and you only learn your actual rate after approval.
- Comparing cards by their regular APR matters more than chasing a 0% intro offer, because the intro period ends and you will carry a balance at the regular rate eventually.
How Your Credit Score Determines the Rate You Are Offered
Banks use your credit score as the primary filter for what APR to offer. The three major credit bureaus — Equifax, Experian, and TransUnion — calculate your score based on payment history, amounts owed, length of credit history, new credit inquiries, and credit mix. Most credit card issuers use a FICO score, which ranges from 300 to 850.
The relationship between score and rate is not linear. A jump from 650 to 700 might lower your offered rate by 5 percentage points, while a jump from 750 to 800 might lower it by only 2 points. The biggest rate drops happen in the 650 to 750 range. If your score is below 650, most mainstream card issuers will either decline you or offer rates above 20%. If your score is above 750, you are in the pool where issuers compete on rate and benefits.
You can check your own credit score for free through AnnualCreditReport.com, which gives you one free report per year from each bureau. You can also see your FICO score free through many banks and credit card issuers if you already have an account with them. Knowing your score before you explore helps you target cards you are actually likely to be approved for, rather than explore to cards designed for people with higher scores and getting declined.
0% Introductory APR Offers and How Long They Last
Many credit cards offer a period of 0% APR on new purchases, balance transfers, or both. This is a real benefit — you can carry a balance during that window without paying interest — but it is temporary and comes with conditions. The length of the 0% period varies widely: some cards offer 6 months, others offer 12 months, and a few offer up to 21 months. The longer the intro period, the higher the regular APR tends to be once it ends.
A 0% balance transfer offer is useful if you have existing credit card debt at a higher rate and want to move it to a new card to save on interest while you pay it down. However, balance transfer offers usually come with a fee of 3% to 5% of the amount transferred, charged upfront. If you transfer $5,000 at a 3% fee, you pay $150 when ready, so your actual savings depend on how much interest you would have paid on the old card and how quickly you can pay down the balance.
The trap is treating the 0% period as permanent. Once the intro period ends, the regular APR kicks in. If you still have a balance, you will suddenly start paying interest at the regular rate, which might be 18% or higher. The best use of a 0% offer is as a tool to pay down debt faster, not as a way to avoid interest indefinitely.
Where to Compare Current Card Offers and Rates
Credit card issuers publish their current offers on their own websites, but comparing across banks requires visiting multiple sites. Several third-party sites aggregate current offers and let you filter by APR, intro offers, annual fee, and rewards. These sites include NerdWallet, The Points Guy, CreditCards.com, and Bankrate. None of these sites charge you to browse — they make money when you click through to explore.
When you use a comparison site, the APR ranges shown are the ranges the bank is currently advertising. The actual rate you receive will depend on your credit profile. Most comparison sites let you filter by credit score range (excellent, good, fair, poor) so you can see which cards are designed for your situation. If your score is in the "fair" range, filtering for cards marketed to fair credit will show you realistic options rather than cards you are unlikely to be approved for.
After you narrow down your choices, visit the card issuer's website directly to read the full terms. The comparison site shows the headline offer, but the issuer's site shows the full APR range, any annual fee, grace period for purchases, and the terms of the intro offer. This is where you learn whether the 0% period applies to new purchases, balance transfers, or both.
The Difference Between Purchase APR and Balance Transfer APR
Most credit cards have two different interest rates: one for new purchases and one for balance transfers. The purchase APR is what you pay on new charges you make with the card. The balance transfer APR is what you pay on debt you move from another card. Balance transfer APR is often the same as purchase APR, but not always — some cards charge a higher rate for balance transfers, or offer a 0% period on balance transfers but not on purchases.
The grace period also differs. Most cards give you a grace period on purchases — usually 21 to 25 days — meaning you do not pay interest on new purchases if you pay the full balance by the due date. Balance transfers do not get a grace period. Interest on a balance transfer starts accruing when ready, even if you pay on time. This is why a balance transfer fee of 3% to 5% is still worth paying if the APR on your old card is much higher and you can pay down the balance during a 0% intro period.
Annual Fees and When They Offset Lower Rates
Some of the lowest-APR cards charge an annual fee, usually between $95 and $495. A card with a $95 annual fee and a 14% APR might be a worse deal than a card with no annual fee and a 16% APR, depending on how much you carry and how long you carry it. The math depends on your balance and how long you keep the card.
If you carry a $5,000 balance for one year, a card with no annual fee and 16% APR costs you $800 in interest. A card with a $95 annual fee and 14% APR costs you $700 in interest plus $95 in fees, for a total of $795 — slightly cheaper. But if you only carry $2,000, the no-fee card at 16% costs $320, while the fee card at 14% costs $280 plus $95, for a total of $375 — now the fee card is more expensive.
Most people who are looking for the lowest APR are carrying a balance, which means they are paying interest. If that is your situation, calculate the total cost (interest plus fees) for the cards you are considering, using the actual balance you expect to carry. The card with the lowest advertised APR is not always the cheapest option.
How to Lock In a Lower Rate After You Are Approved
After you are approved for a card and receive it, your APR is set — but it is not permanent. Banks can raise your APR if you miss a payment or if the prime rate changes significantly. However, you can also request a lower rate, especially if your credit score has improved since you applied or if you have been a good customer for several months.
Call the customer service number on the back of your card and ask to speak with someone about your APR. Explain that your credit score has improved or that you have been a reliable customer, and ask if they can lower your rate. Banks are not required to do this, but they often will, especially if you have been paying on time and have not maxed out your credit limit. The worst they can say is no. If they decline, you can ask again in six months or a year.
Another way to get a lower rate is to transfer your balance to a new card with a lower APR or a 0% intro offer. This makes sense if the balance transfer fee is lower than the interest you would pay on your current card during the same period. However, opening a new card triggers a hard inquiry on your credit report, which can lower your score slightly, so do this only if the savings are substantial.
Frequently Asked Questions
Can I get a credit card with 0% APR if my credit score is below 650?
Most 0% APR offers are reserved for people with good to excellent credit (scores above 700). If your score is below 650, you are unlikely to be approved for cards with 0% intro offers. Focus instead on finding the lowest regular APR available to you, and work on improving your credit score so you can refinance into a better card later.
What is the difference between APR and interest rate?
APR and interest rate are the same thing on a credit card — they both describe the annual percentage you pay on a balance. The term APR is used because it includes the interest rate plus any other fees charged as part of the borrowing cost, though on credit cards the APR is usually just the interest rate itself.
If I pay my balance in full every month, does the APR matter?
No. If you pay the full statement balance by the due date, you pay no interest regardless of the APR. The APR only matters if you carry a balance from month to month. If you never carry a balance, focus on rewards, benefits, and annual fees instead of APR.
How often can credit card companies change my APR?
Banks can raise your APR if you miss a payment or if your credit score drops significantly. They must give you at least 45 days' notice before increasing your rate. They can also raise your rate if the prime rate rises, though this affects all customers, not just you. You can request a rate reduction at any time, but there is no limit on how often they can raise it if you miss payments.
Is it better to explore for multiple cards at once to compare rates?
Each process triggers a hard inquiry on your credit report, which can lower your score by a few points. Multiple inquiries in a short time can add up. It is better to compare offers online first, narrow your choices to two or three cards you are most likely to be approved for, and then explore. Most credit scoring models treat multiple credit card inquiries within 14 to 45 days as a single inquiry, so explore to a few cards within a short window is less damaging than spreading applications out over weeks.