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Refinance Calculator – Calculate Savings, Payment & Benefits

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How Does the Refinance Calculator Work?







What is Refinance Calculator?

A Refinance Calculator is an interactive tool that helps you compare your current loan with a new refinancing offer. It enables you to easily determine possible monthly payments and total interest for both old and new loans for financial decision-making.


By entering your loan details and proposed refinancing rates, the calculator helps estimate savings and costs. This is especially useful for students, families, or anyone looking to manage educational, home, or car loans better.


Formula Behind Refinance Calculator

The core formula finds the monthly payment using amortization: M = P × r × (1+r)n / ((1+r)n − 1), where P is principal, r is the monthly interest rate, and n is the number of payments. The refinance calculator computes payments, total repayment, and savings for a new versus old loan scenario.


Refinance Calculator Table

Current Loan DetailsRefinanced Loan DetailsMonthly PaymentTotal Cost (with fees)Estimated Savings
₹10,00,000, 10%, 8 yrs 8% rate, 8 yrs, ₹50,000 fees ₹13,567 ₹13,00,000 ₹1,50,000
₹5,00,000, 12%, 5 yrs 9% rate, 5 yrs, ₹30,000 fees ₹10,414 ₹6,74,840 ₹35,000
₹12,00,000, 9%, 10 yrs 7.5% rate, 10 yrs, ₹40,000 fees ₹14,341 ₹17,12,920 ₹2,10,000

Steps to Use Refinance Calculator

  • Enter your current loan balance, interest rate, and remaining term in years.
  • Input the new interest rate, new term, and any refinance fees.
  • Click "Calculate". Instantly view new monthly payment, costs, and potential savings.

Why Use Vedantu’s Refinance Calculator?

Vedantu’s refinance calculator is fast, accurate, and free to use. It clarifies complex loan calculations with a simple interface, ensuring anyone can determine savings or extra costs when considering refinancing a loan.


Every result uses NCERT and CBSE maths principles for reliability. With one easy calculation, you can instantly compare interest and payment differences, or check if your refinance will truly benefit you before making a decision.


Applications of Refinance Calculator

A refinance calculator can help you decide whether refinancing your home loan or car loan will save you money, reduce your EMI, or lower your total interest payment. It's also valuable for family budgeting and financial planning.


Students and parents can use this tool to evaluate educational loan refinancing options. For deeper understanding, similar tools like Vedantu’s Loan Calculator, Percent Calculator, or Amortization Calculator can further support your decision-making.


Need to compare total future value with refinancing? Try our Future Value Calculator. For interest breakdowns, see our Simple Interest Calculator page — all supporting your journey toward smarter financial choices.


FAQs on Refinance Calculator – Calculate Savings, Payment & Benefits

1. What is a refinance calculator and how does it work?

A refinance calculator is a tool that helps you determine if refinancing your loan is beneficial. It compares your current loan details (principal, interest rate, remaining term) with a proposed new loan to show you the potential impact on your monthly payments and overall cost. It works by using standard loan amortization formulas to calculate the total interest paid under both scenarios, allowing you to compare and make an informed decision.

2. How do I use a refinance calculator to determine potential savings?

To determine potential savings, input your current loan details (balance, interest rate, remaining term) into the calculator. Then, enter the proposed new loan terms (new interest rate, new loan term, any additional fees). The calculator will compute your current monthly payment and your potential new monthly payment. The difference between the total interest paid under both scenarios will represent your potential savings. Consider factors beyond simple monetary savings, such as the length of the new loan. A longer loan term may have lower monthly payments but higher total interest.

3. What factors should I consider before refinancing a loan?

Before refinancing, carefully consider several key factors: Current interest rate (is it significantly higher than current market rates?), remaining loan term (how much time is left?), closing costs and fees associated with refinancing, your credit score (a better score may lead to lower rates), and your financial goals (long-term interest paid vs. short-term payment reduction). A refinance calculator provides valuable numerical insight, but sound financial judgment is still crucial.

4. What are the benefits of using Vedantu's refinance calculator?

Vedantu's refinance calculator offers a user-friendly interface designed for easy understanding. It provides accurate calculations based on standard financial formulas. The tool helps students grasp the mathematical concepts underlying loan refinancing. By understanding these calculations, you can make more informed financial decisions. It empowers users to make well-informed decisions about their finances.

5. What is the formula used to calculate monthly loan payments?

The formula for calculating monthly loan payments is: M = P [ i(1 + i)^n ] / [ (1 + i)^n – 1] where: M = Monthly Payment, P = Principal Loan Amount, i = Monthly Interest Rate (Annual Interest Rate / 12), and n = Total Number of Payments (Loan Term in Years * 12). This formula is used by Vedantu's refinance calculator to accurately compute your payments under different loan scenarios.

6. How does refinancing affect the total interest paid on a loan?

Refinancing can either reduce or increase the total interest paid on a loan, depending on the new loan terms. If you refinance to a lower interest rate, you'll typically pay less total interest over the life of the loan. However, if you extend the loan term, you may end up paying more total interest even with a lower rate. Vedantu's calculator will clearly show the total interest paid under both your current and proposed loan scenarios.

7. Is refinancing always a good idea?

Refinancing isn't always the best option. It depends on your individual circumstances and financial goals. Consider the closing costs and fees, the new interest rate, the length of the new loan term, and how these factors will impact your overall loan costs. Use Vedantu's calculator to compare the financial implications of keeping your current loan versus refinancing, and consult with a financial advisor if needed.

8. Can I use this calculator for different types of loans (mortgage, auto, etc.)?

Vedantu’s refinance calculator is a general tool applicable to various loan types. However, be sure to accurately input all relevant details for your specific loan, including fees and closing costs specific to your loan type. The accuracy of the calculation relies on entering the correct information for your scenario.

9. What if I want to refinance my loan and also take out extra cash?

Some refinance options allow you to borrow more money than your current loan balance (cash-out refinance). When using the calculator for this, adjust the principal amount to reflect the new, larger loan amount. Also, factor in any extra fees or charges related to a cash-out refinance.

10. How accurate are the calculations provided by Vedantu's refinance calculator?

Vedantu's refinance calculator uses standard financial formulas to provide accurate calculations. The accuracy of the results depends on the accuracy of the input data you provide. Ensure that you enter all the information correctly. However, remember that this is a tool for estimation, and minor variations may occur compared to the final figures provided by your lender.