How to use the auto loan payoff calculator
- Enter remaining principal (from your statement—not future interest), APR, and payments left or term.
- Try a lump-sum prepayment, extra monthly principal, or a target debt-free date—alone or combined.
- Compare interest saved and payoff timing vs no extras.
- Copy link below the form to save or share the scenario.
Auto payoff vs general payoff vs auto loan payment
This page is for existing auto loans and early payoff planning. For a new purchase payment, use the auto loan calculator. For non-auto loans, use the loan payoff calculator or extra payment calculator.
Lump sum vs extra monthly
A lump sum often models month-1 prepayment; extra monthly adds principal every month on top of the contract payment. You can combine both and compare to a no-extras baseline in the results panel.
Target payoff date
Set a loan start date, then pick a debt-free target—the tool estimates extra monthly principal needed when mathematically possible. Dates that are too soon show a warning. Get an official payoff quote before sending money.
Planning vs your lender
Fixed-rate amortizing math only—no per-diem fees or insurer rules. If your rate is high, compare auto refinance before planning payoff.
Frequently asked questions
How is this different from the general loan payoff calculator?
This URL targets auto loan early payoff—fields focus on your car loan balance, rate, and term, with links to the auto loan, loan payoff, and extra payment calculators. Same math engine as the general payoff tool.
What balance should I enter?
Use the remaining principal on your lender statement or app—not future interest. If you just got a statement, use that balance; for planning, you can round slightly. The tool does not connect to your bank.
Can I combine a lump sum and monthly extras?
Yes. Enter both a lump-sum prepayment (often modeled in month 1) and extra monthly principal. Results compare no extras vs your plan for interest saved and payoff timing.
How does the target payoff date work?
Set a loan start date first, then pick a debt-free target date—the tool estimates the extra monthly payment needed to finish by then, when mathematically possible. Dates that are too soon show a warning.
Will this match my lender’s payoff quote?
Not exactly. This page uses a fixed-rate amortizing model without per-diem quirks, fees, or insurer rules. Use it for planning comparisons; get an official payoff quote from your lender before paying off.
Can I model biweekly payments here?
This page is built around monthly payments plus extras. For biweekly vs monthly cadence, use the auto loan calculator or biweekly mortgage tools where frequency options exist.
Can I share this scenario with someone?
Yes. Copy link below the form keeps your current inputs so you can share the scenario or save it for later.
Is this financial advice?
No. Whether early payoff makes sense depends on your rate, cash reserves, and other goals. This calculator only shows interest and timing for the numbers you enter.