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Auto Loan Calculator

Calculate a car payment including a down payment, net trade-in credit, and financed fees.

Monthly payment
502.65
Amount financed
26,000
Interest
4,159.17

How the calculation works

Loan = price − down payment − net trade-in credit + fees; the standard amortizing payment formula is then applied.

Inputs

  • Vehicle price
  • Down payment
  • Net trade-in credit
  • Financed taxes and fees
  • Annual interest rate, %
  • Term, months

Calculation details

A fixed nominal annual rate is divided by 12. Payments are at month end; daily accrual and intermediate rounding are not modeled.

Enter fees separately where provided. Insurance, penalties, and taxes are not included in the interest rate.

Net trade-in credit is the trade-in value minus any debt paid off on it. Enter applicable taxes and fees in the fees field.

Updated: 2026-10-02