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Refinance Savings Calculator

See if refinancing your auto loan could lower your payment or actually save you money — before you make the move.

Why Most People Get This Wrong

👉 A lower rate doesn’t always mean you save money.

Extending your loan, adding fees, or restarting the term can change the outcome.

This tool helps you compare your current loan to a refinance option — so you can see the real difference before you decide.

Enter your current loan and a potential new rate to see how the numbers really change.

AutoShoppingIQ • Refinance Tool

Refinance Savings Calculator

See if refinancing your auto loan could lower your payment or save you money over time. Compare your current loan to a new option in one simple view.

Current Loan
$
%
mo
$
Optional. Leave blank and the calculator will estimate it.
New Refinance Option
%
mo
$
mo
Helps show if you stay long enough to benefit.

Your Refinance Estimate

This compares your current loan to a refinance option so you can quickly see if the move helps.

Estimated monthly payment change
$0
Based on your current inputs.
Estimated total savings
$0
Across the full remaining loan path.
Break-even point
—
Time to recover refinance cost.
Current payment
$0
Estimated remaining payment.
New refinance payment
$0
Estimated new monthly payment.
Update the numbers above to see whether refinancing appears to help.
Current remaining total
$0
New refinance total
$0
Interest difference
$0
Refinance breakdown
Current monthly payment $0
New monthly payment $0
Current remaining cost $0
New remaining cost including fees $0
Estimated refinance fees $0
Estimated total savings $0
*For planning use only. Actual refinance approvals, rates, fees, terms, and lender requirements may vary.

How to Use This Calculator

Add your remaining balance, rate, and term (or payment if you know it).

Add a Refinance Option

Enter a new rate, term, and any estimated fees.

Compare the Numbers

See your new payment, total savings, and overall cost difference.

Check the Break-Even Point

Find out how long it takes to recover the refinance cost.

FREQUENTLY ASKED QUESTIONS

What does refinancing a car loan mean?
Refinancing replaces your current auto loan with a new one — usually to lower your interest rate, reduce your payment, or change your loan term.

Will refinancing always lower my payment?
No. A lower rate can reduce your payment, but extending the loan term or adding fees can offset the benefit.

What is the break-even point?
The break-even point shows how long it takes for your monthly savings to recover the cost of refinancing. If you sell or trade the vehicle before that point, the refinance may not make sense.

Can refinancing cost me more money?
Yes. If you extend your loan too long or pay additional fees, you may lower your payment but increase your total cost.

When does refinancing make sense?
Refinancing can make sense when:

  • You qualify for a lower interest rate
  • You plan to keep the vehicle long enough to recover fees
  • You want to reduce your monthly payment (even if total cost stays similar)

 

Want to go deeper?

Use the Car Payment Calculator to estimate different loan options, or the Total Cost of Ownership Calculator to see what the vehicle may really cost over time.