{"tool":{"slug":"auto-loan","name":"Auto loan calculator","version":"2026-08-21","canonicalUrl":"https://carlo.finance/tools/auto-loan?down=5000","jsonUrl":"https://carlo.finance/tools/auto-loan.json?down=5000","pageUrl":"https://carlo.finance/tools/auto-loan","parameters":[{"key":"price","label":"Car price","unit":"usd","min":0,"max":10000000,"default":35000,"sourceId":null,"help":"The negotiated price of the car, before tax and fees. The default is an example, not a statistic."},{"key":"down","label":"Down payment","unit":"usd","min":0,"max":10000000,"default":0,"sourceId":null,"help":"Cash down payment. Every dollar here comes straight off the amount you finance."},{"key":"tradeIn","label":"Trade-in value","unit":"usd","min":0,"max":10000000,"default":0,"sourceId":null,"help":"What the dealer gives you for your current car. It reduces the amount financed and, in most states, the taxable price."},{"key":"owedOnTrade","label":"Owed on the trade-in","unit":"usd","min":0,"max":10000000,"default":0,"sourceId":null,"help":"The balance left on the trade-in's loan; it rolls into the new one. When it exceeds the trade-in value, you start the new loan upside down."},{"key":"salesTax","label":"Sales tax rate","unit":"percent","min":0,"max":15,"default":0,"sourceId":null,"help":"Combined state and local sales tax on the purchase. There is no national default, rates are state and local, so the default is zero: enter yours. The model taxes the price after the trade-in credit; a few states tax the full price."},{"key":"fees","label":"Title and fees","unit":"usd","min":0,"max":100000,"default":0,"sourceId":null,"help":"Title, registration, and doc fees. They are usually financed with the car unless you pay them in cash."},{"key":"rate","label":"Interest rate","unit":"percent","min":0,"max":100,"default":7.14,"sourceId":"g19","help":"The annual rate on the loan. The default is the Federal Reserve's commercial-bank average for a 60-month new-car loan; used cars and thinner credit files price higher."},{"key":"term","label":"Loan term","unit":"months","min":12,"max":96,"default":60,"sourceId":null,"integer":true,"help":"Months to repay. Car loans commonly run 36 to 84 months; longer terms lower the payment and raise the interest."}]},"inputs":{"price":35000,"down":5000,"tradeIn":0,"owedOnTrade":0,"salesTax":0,"fees":0,"rate":7.14,"term":60},"result":{"payment":596.02,"loanAmount":30000,"taxAmount":0,"feesTotal":0,"negativeEquity":0,"months":60,"totalInterest":5761,"totalLoanCost":35761,"allInCost":40761,"firstYear":{"interest":1975,"principal":5177},"yearly":[{"year":1,"paid":7152.23,"interest":1974.74,"principal":5177.49,"balance":24822.51},{"year":2,"paid":7152.23,"interest":1592.73,"principal":5559.5,"balance":19263.01},{"year":3,"paid":7152.23,"interest":1182.53,"principal":5969.7,"balance":13293.3},{"year":4,"paid":7152.23,"interest":742.07,"principal":6410.17,"balance":6883.13},{"year":5,"paid":7152.23,"interest":269.1,"principal":6883.13,"balance":0}]},"drivers":[{"key":"term","label":"Loan term","step":12,"monthlyDelta":-82.52999999999997,"interestDelta":1210,"sentence":"Each extra year of term takes $83 off the payment and adds $1,210 of interest over the loan."},{"key":"price","label":"Car price","step":1000,"monthlyDelta":19.870000000000005,"interestDelta":192,"sentence":"Each $1,000 of price adds $20 to the payment and adds $192 of interest over the loan."},{"key":"down","label":"Down payment","step":1000,"monthlyDelta":-19.870000000000005,"interestDelta":-192,"sentence":"Each $1,000 of down payment takes $20 off the payment and saves $192 of interest over the loan."},{"key":"rate","label":"Interest rate","step":1,"monthlyDelta":14.279999999999973,"interestDelta":857,"sentence":"Each point on the rate adds $14 to the payment and adds $857 of interest over the loan."}],"sensitivity":{"byTerm":[{"term":36,"payment":928.23,"totalInterest":3416},{"term":48,"payment":720.34,"totalInterest":4576},{"term":60,"payment":596.02,"totalInterest":5761},{"term":72,"payment":513.49,"totalInterest":6971},{"term":84,"payment":454.84,"totalInterest":8206}],"byRate":[{"rate":5.14,"payment":568.06,"totalInterest":4084},{"rate":6.14,"payment":581.94,"totalInterest":4916},{"rate":7.14,"payment":596.02,"totalInterest":5761},{"rate":8.14,"payment":610.3,"totalInterest":6618},{"rate":9.14,"payment":624.79,"totalInterest":7487}],"byDown":[{"down":0,"payment":695.36,"totalInterest":6721},{"down":2000,"payment":655.62,"totalInterest":6337},{"down":5000,"payment":596.02,"totalInterest":5761},{"down":10000,"payment":496.68,"totalInterest":4801}]},"assumptions":[{"key":"price","label":"Car price","value":35000,"unit":"usd","provided":false,"source":null},{"key":"down","label":"Down payment","value":5000,"unit":"usd","provided":true,"source":null},{"key":"tradeIn","label":"Trade-in value","value":0,"unit":"usd","provided":false,"source":null},{"key":"owedOnTrade","label":"Owed on the trade-in","value":0,"unit":"usd","provided":false,"source":null},{"key":"salesTax","label":"Sales tax rate","value":0,"unit":"percent","provided":false,"source":null},{"key":"fees","label":"Title and fees","value":0,"unit":"usd","provided":false,"source":null},{"key":"rate","label":"Interest rate","value":7.14,"unit":"percent","provided":true,"source":{"id":"g19","name":"Federal Reserve, G.19 Consumer Credit (June 2026 data)","url":"https://www.federalreserve.gov/releases/g19/current/default.htm","asOf":"2026-08-07","note":"Commercial bank interest rates, May 2026: 24-month personal loans 11.86%; 60-month new car loans 7.14%; credit card accounts assessed interest 22.15%."}},{"key":"term","label":"Loan term","value":60,"unit":"months","provided":false,"source":null}],"sources":[{"id":"g19","name":"Federal Reserve, G.19 Consumer Credit (June 2026 data)","url":"https://www.federalreserve.gov/releases/g19/current/default.htm","asOf":"2026-08-07","note":"Commercial bank interest rates, May 2026: 24-month personal loans 11.86%; 60-month new car loans 7.14%; credit card accounts assessed interest 22.15%."}],"warnings":[],"disclaimer":"This models a fixed-rate, fully amortizing auto loan with a published default for the rate and your own figures for tax and fees. It is not a loan offer, a rate quote, or financial advice. The dealer's contract and the lender's disclosure are the figures that count."}