Financing

What Is a Good Interest Rate on a Car Loan?

Car loan rates vary widely — from under 5% for buyers with excellent credit to 20%+ for buyers with poor credit. Knowing what's "good" for your situation helps you recognize whether the offer you're getting is fair, and whether it's worth shopping around. Here's a complete picture of car loan rates in 2026, based on Experian's most recent Automotive Finance Market data and current lender surveys from Bankrate and Edmunds.

Best Car Loan Rates in 2026 by Credit Tier (Good, Great, Excellent Credit)

Source: Experian State of the Automotive Finance Market report, Q1 2026 (average APRs by credit tier). Actual rates vary by lender, loan term, and down payment — use these as a benchmark, not a quote.

Your Effective Rate After the Car Loan Interest Deduction (New Cars Only)

Every rate table you'll find online, including the one above, quotes the nominal APR. For tax years 2025 through 2028 that number overstates what a new-car loan actually costs you, because eligible buyers can deduct up to $10,000 per year of car loan interest on a new, US-assembled, personal-use vehicle. A deduction reduces the interest you effectively bear by your marginal tax rate, which is the same thing as shaving a chunk off your APR.

Here's what the tiers above look like once that's applied, on a $42,000 new-car loan over 60 months for a filer in the 22% bracket with income below the phase-out:

Effective APR is the rate that would produce the same total interest after subtracting the federal tax saved. Assumes a loan opened in January 2026, so roughly 83% of its interest falls inside the 2025–2028 deduction window; the rest is paid after the provision expires and gets no benefit.

The practical use of this is comparison, not celebration. If a dealer quotes 6.5% on a new US-assembled model and a credit union quotes 5.9% on a comparable used one, the nominal gap of 0.6 points is misleading — the new-car rate is effectively closer to 5.4% for an eligible buyer, which flips the ranking. Our car loan interest deduction calculator runs your own loan across the full window, and this breakdown of what the deduction is actually worth covers where it quietly disappears.

One thing it is not a reason to do: accept a worse rate. A deduction returns only your marginal rate on each dollar of interest, so a higher APR still costs you far more than it saves. That trade is covered in full here.

New vs Used Car Rates: Why the Gap?

Used car loans consistently carry higher interest rates than new car loans — typically 1.5–3% higher. There are a few reasons for this:

• Used cars are harder to value precisely, creating more uncertainty for lenders
• Older vehicles have a higher risk of mechanical failure, which can lead to defaults if repair costs become unmanageable
• Manufacturers sometimes subsidize new car loan rates through their financing arms (e.g., 0% financing promotions), which aren't available on used vehicles
• New cars have a defined invoice value; used car values are more subjective

How Much Does Rate Actually Matter?

The difference between a good rate and a bad rate adds up significantly over the life of a loan:

The difference between a 5.5% and an 18% rate on the same $25,000 loan is over $10,000 in extra interest. That's real money — and a strong argument for improving your credit before buying or shopping multiple lenders aggressively.

Where to Get the Best Rates

Credit Unions

Credit unions are typically the best source for auto loan rates. As not-for-profit institutions, they pass savings on to members in the form of lower rates. Rates at credit unions are often 0.5–2% lower than at banks for the same credit profile. If you're not a member, joining before a car purchase is almost always worth it.

Online Lenders

Lenders like LightStream, PenFed, Autopay, and Capital One Auto Finance are highly competitive and worth including in your rate shopping. Applications take 10–15 minutes online and you'll often receive a decision quickly.

Your Existing Bank

Banks often offer loyalty rate discounts. Check with your bank, but don't assume they'll have the best rate — use their offer as one data point among several.

Dealer Financing: Convenient but Often Costly

Dealer financing is convenient — one-stop shopping for the car and the loan. But dealers are compensated for marking up the interest rate above what the lender actually requires. If a bank approves you at 7%, the dealer might offer 8.5% and keep the difference as profit. This is legal and common.

The solution: get pre-approved elsewhere first. Then walk into the dealership with your rate and ask if they can beat it. If they can, great — let them. If not, use your pre-approved rate. You win either way.

How to Get a Better Rate

• Improve your credit score — even a 20-point improvement can move you into a better rate tier
• Make a larger down payment — lower loan-to-value ratio reduces lender risk and can improve your rate
• Choose a shorter loan term — shorter terms generally carry lower rates
• Shop multiple lenders — apply to 3–5 lenders within 14 days (counts as one inquiry)
• Consider a co-signer — a co-signer with strong credit can significantly improve your rate

What Happens When You Accept a High Rate?

Many buyers focus so heavily on the monthly payment that they lose sight of the total cost. A dealer who stretches your loan to 72 months at 14% can make a $30,000 car feel affordable at $622/month — but you'll pay over $14,800 in interest over the life of that loan. The car effectively costs $44,800.

Compare that to a 60-month loan at 6.5%: $585/month and just $5,100 in interest. Same car, $9,700 difference in total cost. The monthly difference is only $37, but the total cost difference is enormous. Always look at total interest paid, not just the monthly payment, when evaluating loan offers.

The Rate Shopping Window: 14 Days

Many car buyers hesitate to apply with multiple lenders because they worry about multiple hard credit inquiries damaging their score. This concern is legitimate in general — but auto loan inquiries are treated differently. Credit scoring models (FICO and VantageScore) recognize that rate shopping is responsible behavior and count multiple auto loan inquiries within a 14-day window as a single inquiry for scoring purposes.

In practice, this means you should apply to every lender you're considering within a 2-week window. Apply to 3–5 lenders, compare the APRs and terms side by side, and choose the best offer. The damage to your credit score is minimal — one inquiry typically reduces your score by 2–5 points temporarily — and the savings from finding the best rate can be thousands of dollars.

Loan Term vs. Interest Rate: The Trade-Off

Shorter loan terms typically come with lower interest rates, but higher monthly payments. Longer terms reduce monthly payments but cost more in total interest. This trade-off is one of the most important financial decisions in the car-buying process:

A 48-month loan on $25,000 at 6.0% means $587/month and $1,164 in total interest. A 72-month loan on the same amount at 7.5% means $434/month and $6,268 in total interest. The longer loan saves $153/month but costs $5,104 more over the life of the loan. If cash flow is tight, the longer term may be necessary — but go in with eyes open about what it costs.

The other risk of long-term loans: depreciation outpaces payoff. A car financed over 72 or 84 months will often be worth less than the outstanding loan balance for the first 2–4 years. This is the "upside down" situation — if you need to sell or the car is totaled, you'll owe more than you'll receive. This is exactly what GAP insurance addresses.

When 0% Financing Is (and Isn't) the Best Deal

Manufacturer-subsidized 0% financing offers sound like the obvious best choice — and sometimes they are. But they're only available on new vehicles with qualifying credit (typically 720+), and they often require you to forgo the cash rebate that would otherwise be available on the same car.

For example: a $35,000 car might be available with either a $3,000 cash rebate (which you'd put toward the down payment) or 0% financing for 48 months. If you take the rebate and finance at 6.5%, your 48-month interest cost is about $4,100. The 0% deal saves you $4,100 in interest — significantly more than the $3,000 rebate. In this case, 0% wins clearly.

But if the rebate were $5,000 and the alternative financing rate is 6.5%, the math flips — the larger rebate saves more than the interest cost. Always run both scenarios with the actual numbers before choosing between a cash rebate and manufacturer financing.

Refinancing: When It Makes Sense

If you took out a car loan at a high rate — because your credit wasn't strong at the time, because you accepted dealer financing without shopping — refinancing can save significant money. Refinancing replaces your existing loan with a new one at (ideally) a better rate. Most lenders allow refinancing after 60–90 days of on-time payments.

Refinancing makes the most sense when: your credit score has improved since the original loan, current market rates are lower than your existing rate, or you realize in retrospect that you accepted an unfavorable dealer rate without shopping. The break-even point on refinancing is usually reached within 6–12 months if you can reduce your rate by 1.5% or more.