Amortize a car loan balance at an APR over remaining years, with optional extra monthly payment.
Overview
Auto loan payoff depends on remaining balance, APR, and term. Extra monthly payments can shrink interest and time to clear the note.
Enter balance, APR, remaining years, and any extra monthly payment. The calculator shows monthly payment, total interest, and total payment using standard amortization.
The months-saved estimate when paying extra is approximate—confirm with your lender’s payoff quote for exact figures.
Steps
Remaining principal.
Annual percentage rate.
Years left on the schedule.
Optional dollars above the minimum each month.
Review payment, interest, and totals.
Math
Standard amortizing payment on balance at APR over years; extras reduce interest/time (estimate)
Monthly payment follows standard loan amortization. Extra payments are modeled as additional principal toward faster payoff.
Worked cases
Amortize $18,000 at 6.5% over 48 months
About $426.87/mo; ~$2,490 total interest.
Pay ~$526.87/mo ($426.87 + $100 extra)
Less interest and fewer months than the base schedule (estimate).
Amortize $10,000 at 5% over 24 months
About $438.71/mo; ~$529 total interest.
Why use this
Questions