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Auto & Vehicle · Refinance & Payoff

Auto Refinance Calculator

See the monthly and interest savings from refinancing your auto loan to a new rate or term.

  • Free to use here · embed on the Pro plan
  • 5 inputs · 5 results
  • English & Spanish

Try the Auto Refinance Calculator

See your auto refinance savings — results update as you type.

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Estimates only — not a loan offer or financial advice.

Put this calculator on your website

What this calculator does

What the Auto Refinance calculator works out

The Auto Refinance Calculator is a free, embeddable calculator from CalcFunnel. See the monthly and interest savings from refinancing your auto loan to a new rate or term.

You enter 5 inputs: current balance, current rate (%), months remaining, new rate (%) and new term (months).

It returns monthly savings, new monthly payment, current monthly payment, interest saved and new total interest.

Built for auto lenders, dealers and credit unions. Embedding it on your own website needs the Pro plan (from $150/month, with a 14-day free trial), which unlocks the Auto & Vehicle category.

Results it shows

  1. 01Monthly Savings
  2. 02New Monthly Payment
  3. 03Current Monthly Payment
  4. 04Interest Saved
  5. 05New Total Interest

The first figure — monthly savings — is the headline result.

Inputs

The inputs it uses

Each field below comes straight from the calculator, with the same help text visitors see when they hover the info icon.

Current Loan

Current Balance
What you still owe on the current auto loan.
Current Rate (%)
The interest rate on your current loan.
Months Remaining
How many months are left on your current loan.

New Loan

New Rate (%)
The interest rate on the refinanced loan.
New Term (months)
The repayment period of the refinanced loan in months.

For your website

Embed this calculator on your website

Put the Auto Refinance Calculator on your own site with your colors, copy and lead form. Every calculation can arrive in your CRM with the numbers attached.

Works on WordPress, Wix, Squarespace, Webflow, Shopify, GoHighLevel and plain HTML — paste one line into an HTML or code block. No plugin needed.

Start free How embedding works

Free plan, no card. 14-day trial on Pro & Business.

  1. Inline on any pagePaste the snippet where the calculator should appear. It fills the width of its container and resizes to fit its content.
  2. Popup buttonA button sits on your page; visitors click it and the calculator opens in a popup.
  3. Floating corner widgetPaste once — or in your site-wide footer code — to show a floating calculator bubble in the corner of every page.
  4. Open from your own link or buttonGive any existing link, button or image a class and it opens the calculator when clicked.
  5. Direct linkA full-page link to the calculator for emails, social posts, QR codes or a menu item.

FAQ

Auto Refinance calculator FAQs

Still stuck? Ask the team — we reply within one business day.

Q.01What does the Auto Refinance Calculator calculate?
See the monthly and interest savings from refinancing your auto loan to a new rate or term. It returns monthly savings, new monthly payment, current monthly payment, interest saved and new total interest.
Q.02What information do I need to use the Auto Refinance Calculator?
You enter 5 inputs: current balance, current rate (%), months remaining, new rate (%) and new term (months). Every input starts with a sensible default, so you can change only what you know.
Q.03What does “Current Balance” mean in the Auto Refinance Calculator?
What you still owe on the current auto loan.
Q.04What does “Current Rate (%)” mean in the Auto Refinance Calculator?
The interest rate on your current loan.
Q.05Is the Auto Refinance Calculator free to use?
Yes — you can use it on this page for free, without an account. Embedding it on your own website needs the Pro plan (from $150/month, with a 14-day free trial), which unlocks the Auto & Vehicle category. Compare plans.
Q.06Can I embed the Auto Refinance Calculator on my website?
Yes. Embed it inline, as a popup button, as a floating corner widget, from your own link or button, or share a direct link. It works on WordPress, Wix, Squarespace, Webflow, Shopify, GoHighLevel and plain HTML sites with one line of code — see embedding.
Q.07Is the Auto Refinance Calculator available in Spanish?
Yes. Labels, tooltips and result names are available in English and Spanish, and visitors can switch language in the calculator.
Q.08Can the calculator capture leads?
Yes. It can end with a lead form, a Get a Quote form, a Share panel or a button to any URL. Leads are saved with the inputs and results attached and can be forwarded to your CRM by webhook.
Q.09Are the Auto Refinance results financial advice?
No. Estimates only. Ignores any refinance or title fees. A longer new term can lower the payment while raising total interest. Confirm terms with your lender.

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Your website does the math. You get the lead.

The Auto Refinance Calculator is one of 188 calculators you can brand and embed with one line of code.

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  • 14-day trial on Pro & Business
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