Auto loan calculator
Calculate your monthly car loan payment and total interest.
Monthly payment
$594.04
Loan amount$30,000.00
Total interest$5,642.16
Total of payments$35,642.16
How the calculation works
The loan amount is the price minus down payment and trade-in. The payment uses standard amortization: M = P·r / (1 − (1+r)⁻ⁿ).
Frequently asked questions
Does a bigger down payment help?
Yes — it lowers the loan amount, the monthly payment and the total interest paid.
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Updated on June 18, 2026 · by Rafael Rossi · Methodology & sources