See how much interest and time you save by paying a loan early.
Please do not make financial decisions based on these results.
What is the Early Loan Payoff Calculator?
See how much interest and time you save by paying a loan early. To use the Early Loan Payoff Calculator, enter balance, rate, months left, extra monthly payment; it returns months saved, interest saved, and shows them instantly as you type.
Paying debt down
Extra payments shorten a loan and cut interest. Use the repayment calculator for one loan and the debt payoff calculator when you owe several. Credit cards are a special case; see the credit card payoff calculator.
How loans are priced
Every installment loan is defined by an amount, a rate and a term. The loan calculator and the payment calculator turn those into a payment and a schedule. Fees raise the real cost, which the APR calculator makes visible.
How to use the Early Loan Payoff Calculator
- Fill in the fields. You will need Balance ($), Rate (%), Months left, Extra monthly payment ($). Take the rate and term from your loan offer. Fees and the rate type change the result. Fields marked optional can stay at zero.
- Read the result. The highlighted box gives the Months saved, and the cards below show Interest saved. Tables and charts break it down further.
- Test other scenarios. Results update as you type. Change one value at a time to see what drives the answer, and press Reset to go back to the defaults.
Formula and how it works
Example with real numbers
Here is the Early Loan Payoff Calculator using the default values shown in the calculator above:
Inputs
| Balance ($) | 20,000 |
|---|---|
| Rate (%) | 7.5 |
| Months left | 60 |
| Extra monthly payment ($) | 150 |
Results
| Months saved | 18 |
|---|---|
| Interest saved | $1,289.79 |
With these inputs the calculator returns Months saved: 18. Change any value in the calculator to see how the result moves.
What if you change one input?
Sensitivity check: raising Balance ($) from 20,000 to 24,000 (about 20% higher) and leaving everything else as in the example above changes the results like this:
| Result | Example | After the change | Change |
|---|---|---|---|
| Months saved | 18 | 16 | -11.1% |
| Interest saved | $1,289.79 | $1,363.60 | +5.7% |
The input that moves the result most is the one to check twice. Change it in the calculator above to test your own case.
What the results tell you
The results panel of the Early Loan Payoff Calculator reports Months saved and interest saved. Compare these figures while changing one input at a time, and use the related calculators below to look at the same situation from another angle.
Method and limits. This calculator applies the formula in the section above to your inputs, in your browser; nothing you enter is stored on our servers. Your lender’s offer is the final word: fees, rate type and rounding differ between lenders. It is for information, not financial, tax or legal advice.
Frequently asked questions
Do early payoff penalties exist?
Some loans charge them; check your loan terms.
How can I pay off a loan faster?
Pay more than the required amount, add extra yearly or one-time payments, or switch to biweekly payments. Make sure extra payments go to principal.
What is APR and why does it matter?
APR is the yearly cost of a loan including fees. Use it, rather than the interest rate alone, to compare offers.
Are the results guaranteed?
No. Results depend entirely on the numbers you enter and the formulas shown on this page. Please do not make financial decisions based on them alone; confirm important figures with a licensed professional.
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