Used Car Loan Interest Rates in Thailand (2026): Lender Comparison and Payment Calculator Guide

Used car loans in Thailand start at about 2.59–4.00% a year in 2026, but that is a flat rate, not an APR. Converted to the effective rate that Thai law caps at 15%, the same loans cost roughly 5–15% a year depending on the car, down payment and term. If you're shortlisting cars on Talata, the Thai marketplace that lists used cars from dealers and private owners, count total interest as part of each car's price before you compare.

Why are used car loan rates higher than new car rates in Thailand?

A used car loan in Thailand is almost always a hire-purchase contract, where the lender owns the car until your last installment and charges more than it would on a new car because the collateral is worth less and carries more risk.

A used car has already lost part of its value and keeps losing more each year, and its history is harder to check. If a borrower defaults and the lender has to repossess and resell the car, it expects to recover less money, so that risk is priced into the rate. New cars also get subsidised low-interest campaigns from manufacturers, and those are much rarer on used cars.

The law sets different ceilings too. Thailand's Office of the Consumer Protection Board (OCPB) caps hire-purchase interest at 10% a year for new cars and 15% for used cars. Toyota Leasing's published rate notice, effective 1 June 2026, shows how that plays out in practice: its maximum flat rate for individual customers is 5.75% on new cars and 8.85% on used cars.

Used car loan interest rates by lender (October 2026)

The table below comes from each lender's product page or published rate notice, checked on 5 October 2026. All figures are for individual borrowers. "Not stated" means the lender doesn't show that number on its product page.

On starting flat rates alone, Krungsri Auto is lowest at 2.59%, followed by Toyota Leasing at 2.79% for Toyota Sure cars and KBank at 3.45%. The lender with the lowest advertised rate won't necessarily give you the lowest rate on your car, because the final offer depends on the vehicle and on you as a borrower.

Who actually gets the advertised "from" rate?

Starting rates usually go to newer cars from brands that resell easily, and to borrowers who put down a large deposit or choose a short term. Some are tied to a specific type of car. Toyota Leasing's 2.79%, for example, only applies to used Toyotas that have passed a dealer inspection.

The term moves the rate as well. On Krungsri Auto's own example, a 400,000-baht loan is priced at a 4.00% flat rate over 48 months but 4.75% over 84 months, so total interest jumps from 64,000 to 133,000 baht.

How is car loan interest calculated in Thailand?

Thai lenders calculate hire-purchase interest on a flat basis: the amount financed, times the annual rate, times the number of years. That gives you the total interest for the whole contract on day one. It's added to the principal and split evenly across your monthly installments, which is why the quoted rate is annual even though you pay monthly.

The flat-rate formula, plus 7% VAT

1. Amount financed = car price − down payment
2. Total interest = amount financed × annual flat rate × years
3. Monthly installment before VAT = (amount financed + total interest) ÷ number of months
4. Monthly installment you actually pay = installment before VAT × 1.07

Step 4 is the one people miss. Thailand's Revenue Department treats each hire-purchase installment as a taxable supply, so lenders add 7% VAT and issue a tax invoice every month. KBank's online loan calculator, for instance, shows its results with VAT included.

Example: a 500,000-baht used car over 48–84 months

Take a 500,000-baht car with a 20% down payment, leaving 400,000 baht to finance. The table assumes the same 4% flat rate for every term so you can see how the maths works, and uses the car price as the base before VAT is added to each installment.

Stretching the loan to 84 months cuts the monthly payment by about 3,800 baht compared with 48 months, but adds 48,000 baht in interest. In real offers, longer terms usually come with a higher rate as well, so the gap is often wider than this.

Flat rate vs effective rate: why a 4% quote isn't 4% APR

A flat rate charges interest on the full amount financed for the entire contract, even though you pay down the principal every month. The effective rate measures that same cost against the balance you still owe each month, which is how an APR works in most other countries. On identical terms, the effective rate comes out at nearly double the flat rate.

Many people assume Thailand's newer rules switched car loans to a reducing-balance system like a mortgage. The OCPB has clarified that they didn't: hire-purchase contracts are still calculated on a flat rate with equal installments, and the effective rate is used only to measure the legal ceiling. How each installment splits between principal and interest is shown in the debt schedule attached to your contract.

Using the example above, a 4% flat rate over 60 months works out to an effective rate of about 7.4%, and a 3% flat rate to about 5.6%. You can see the same pattern in lenders' published ranges: Krungsri Auto lists 2.59–8.00% flat alongside 4.94–14.70% effective, and SCB lists 4.00–8.60% flat alongside 7.51–14.84% effective.

When you compare quotes, make sure both use the same type of rate. A 4% offer from one lender and a 7% offer from another can be roughly the same deal if the first is a flat rate and the second is an effective rate.

Thailand's legal interest cap on used car loans

The OCPB's 2022 notification making car and motorcycle hire purchase a contract-controlled business caps interest at 15% a year for used cars, 10% for new cars and 23% for motorcycles, for contracts signed from 10 January 2023. The OCPB states that these caps are effective annual rates, which matches the 15% maximum effective rate that ttb DRIVE, KKP, TISCO and Toyota Leasing publish for used cars. Since late 2025, car hire-purchase businesses have been supervised by the Bank of Thailand. The caps stayed the same, and most of the new rules took effect on 1 June 2026.

Converted to a flat rate, the 15% effective cap is about 8.4% a year over 48 months, 8.5% over 60 months and 8.9% over 84 months (equal monthly installments, excluding VAT and insurance). That lines up with the highest flat rates lenders publish: 8.60% at SCB, 8.85% at Toyota Leasing and 9.05% at ttb. If a quote shows a flat rate above this range, ask the lender to explain how it was calculated.

The cap only covers hire-purchase contracts. Car title loans, where you borrow against a car you already own, fall under a separate set of rules.

What affects the rate you're offered

Car age and brand

Older cars carry more risk, so rates tend to rise with age. Many lenders also cap the car's age plus the loan term. Toyota Leasing, for example, accepts cars registered for no more than 14 years, and the car's age at the end of the contract can't exceed 20 years. An older car may only qualify for a shorter term, or not at all. Brands that resell easily usually get a higher appraisal and a better chance at a lower rate.

Down payment and amount financed

A bigger down payment lowers the amount you finance and can earn you a lower rate. As the table shows, most lenders finance up to 90–100% of their own appraised value, but the less you put down, the more risk the lender carries. Putting more down helps twice: a better chance at a lower rate, and less principal for interest to be charged on.

Loan term

A longer term lowers the monthly payment, but rates tend to be higher and total interest always goes up, as the payment table and Krungsri Auto's example show. If you can comfortably afford the payment on a shorter term, you'll save on total interest.

Credit history and income

Your repayment record and debt-to-income ratio affect both approval and pricing. Thailand's National Credit Bureau (NCB) keeps records for up to three years and doesn't blacklist anyone; each lender decides for itself. Borrowers with past late payments may be offered a higher rate or asked for a larger down payment. Minimum income rules also vary: KBank asks for 9,000 baht a month, while ttb requires 12,000 baht for civil servants and salaried employees paid into a bank account.

Buying from a dealer or a private seller

Buying from a dealer is usually easier, because the dealer arranges the finance and chooses the lender for you, but you may never see what other lenders would offer. Buying from a private seller means applying yourself to a lender that finances private sales. It takes longer, but you get to compare rates directly. Our used car finance guide walks through both routes step by step.

Before you commit, get quotes from at least two lenders. If you're buying through a dealer, hold those quotes up against the rate the dealer offers.

Can foreigners get a used car loan in Thailand?

Yes, but you'll generally need a work permit and a Thai guarantor. Car finance in Thailand is built around Thai ID holders, and lenders that accept foreign borrowers add extra conditions on top of the usual income checks.

Krungsri is one of the few lenders that publishes its rules in English. Foreign applicants need to submit a copy of their passport and a work permit that was issued more than three months ago and has more than six months left to run, and they must have a guarantor of Thai nationality. The Thai government's official guide for foreigners describes a similar picture across lenders: a non-immigrant visa such as Non-B (work) or Non-O (marriage), a work permit, a certificate of residence from your embassy and a Thai guarantor.

Requirements differ from lender to lender, and most product pages don't spell out their rules for foreign borrowers. Ask each lender directly before you choose a car, and expect the approval to take longer than it would for a Thai applicant.

How to pay less interest, before signing and during the loan

Before you sign: negotiate the price and compare 2–3 quotes

1. Negotiate the car price before you talk about interest, because a lower price means less to finance. Knocking 20,000 baht off the price, at a 4% flat rate over 60 months, saves another 4,000 baht in interest and about 428 baht a month including VAT. Before negotiating, estimate a used car's price from listings for the same model so you know the market range.
2. Put down as much as you can while keeping an emergency fund.
3. Get quotes from 2–3 lenders and ask each to show both the flat rate and the effective rate.
4. Check the other costs in each quote, such as compulsory insurance, arrangement fees and early settlement terms.
5. Pick a term where the monthly payment, VAT included, fits comfortably within your income.

During the loan: settle early or refinance

Paying off a hire-purchase contract early earns you a discount on interest that isn't yet due, under the rules that apply today. If you've paid no more than a third of the contract, the discount is at least 60%. Between a third and two-thirds, it's at least 70%. Beyond two-thirds, you get all the remaining interest back.

Refinancing only saves money if the new rate is low enough to cover the fees and any new conditions. If you'd rather pass the car and its remaining payments to someone else, read our guide on how to transfer a car hire purchase agreement.

Interest is the biggest cost you'll add on top of the car's price. Check the rate, the age limits and every other charge, then compare several cars within the same budget. When you find one where the price and the total cost both work, contact the seller through Talata.

Why buy or sell a used car on Talata?

Talata brings together used cars from dealers and private owners. Buyers can filter by budget, year and brand to compare several cars before talking about finance, then message sellers directly to ask questions and negotiate. If you agree a lower price, the amount financed and the total interest both drop with it. Start by browsing used cars for sale in Thailand.

For sellers, listing on Talata with the year, mileage and finance status filled in gives buyers what they need to estimate their loan and monthly payment. Buyers should still check every detail and compare total costs before deciding. Browse listings or post your own used car on Talata.

Frequently Asked Questions

Which lender has the lowest used car loan rate in Thailand?

As of 5 October 2026, Krungsri Auto advertises the lowest starting flat rate at 2.59% a year, followed by Toyota Leasing at 2.79% for Toyota Sure cars and KBank at 3.45%. Starting rates only apply to cars and borrowers that meet each lender's conditions. Get real quotes from 2–3 lenders before you decide.

Is the car loan rate in Thailand monthly or yearly?

The quoted rate is yearly, but you pay in monthly installments. Multiply the amount financed by the annual rate and the number of years to get total interest, add it to the amount financed, divide by the number of months, then add 7% VAT.

How much interest will I pay on an 84-month car loan?

On 400,000 baht at a 4% flat rate, an 84-month loan costs 112,000 baht in interest, which is 48,000 baht more than a 48-month loan. Longer terms usually carry a higher rate too. An 84-month term makes sense only if you need the lowest possible monthly payment.

Is dealer financing more expensive than going to a bank directly?

Not always. A dealer picks the lender and handles the paperwork, which is convenient, but you may not see other offers. Get your own quote from a bank or leasing company and compare it with the dealer's rate.

Can I get a car loan in Thailand with a bad credit record?

You may still be approved, but expect a higher rate, a bigger down payment or a rejection, depending on the lender. The National Credit Bureau only holds credit data and doesn't blacklist borrowers. Be wary of "no credit check, everyone approved" offers, which often hide high interest or fees. Our guide to the credit bureau in Thailand explains how records work.

What is the interest rate cap for motorcycle hire purchase in Thailand?

The legal cap for motorcycle hire purchase is 23% a year, compared with 15% for used cars. The rate you're offered depends on the lender, so ask for a quote and check the effective rate before you sign.

Do I get an interest discount if I pay off my car loan early?

Yes. If you've paid no more than a third of the contract, you get at least 60% off the interest not yet due; between a third and two-thirds, at least 70%; beyond two-thirds, all of it. If you're settling early so you can sell a financed car, ask the lender for a payoff figure before you meet the buyer.

Is refinancing a used car loan in Thailand worth it?

Refinancing pays off when the new rate is low enough to cover the fees and new conditions. Compare the interest left on your current contract with the total interest on the new one plus all costs. If the difference is small or you're close to the end of the loan, settling early may save more.