EMI Calculator with Prepayment

NISM XIX-C Certified230+ Test CasesUpdated Feb 2026

Calculate your monthly EMI, view the full repayment schedule, and simulate prepayments to see exactly how much interest you save and how many years you cut from your loan.

Last updated: 23 February 2026, 5:00 PM IST

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Read our in-depth guide covering strategies, worked examples, and common mistakes.

Read: EMI Guide

Data Sources

  • RBI Repo Rate & EBLR (External Benchmark Lending Rate) (Jan 2026)www.rbi.org.in
  • SBI Home Loan Rates (Jan 2026)sbi.co.in
  • EMI Formula — Reducing Balance Method (interest charged only on outstanding loan) (2025)www.rbi.org.in

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Important: This calculator provides estimates based on the inputs and assumptions you provide. Results are mathematical projections, not financial advice or recommendations. Actual outcomes will vary based on market conditions, policy changes, individual circumstances, and factors not captured by this tool. Verify all figures independently and consult qualified professionals before making financial decisions.

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Understanding EMI and How It Is Calculated

EMI (Equated Monthly Instalment) is the fixed amount you pay to your lender every month until the loan is fully repaid. Each EMI has two components: a principal portion that reduces your outstanding loan balance, and an interest portion charged on the remaining balance. In the early years, interest dominates the EMI — for a ₹50 lakh loan at 8.5%, approximately 70% of your first EMI goes towards interest. The formula used is: EMI = P x r x (1+r)^n / ((1+r)^n - 1), where P is the loan principal, r is the monthly interest rate, and n is the total number of monthly instalments. If you are deciding between buying a home or continuing to rent, understanding your true EMI burden is the first step.

How does the RBI repo rate affect your EMI?

Since October 2019, all new floating-rate home loans in India are linked to external benchmarks — primarily the RBI repo rate via EBLR (External Benchmark Lending Rate). When the RBI raises the repo rate, your home loan interest rate increases within the next quarter. On a ₹50 lakh loan at 8.5% for 20 years, a 0.25% rate hike increases your monthly EMI by approximately ₹750 and adds about ₹1.8 lakh to your total interest cost. Banks typically offer the choice of increasing your EMI or extending your tenure. You can offset rate hikes by making prepayments — read the EMI prepayment guide for strategies.

Prepayment Strategy: Reduce Tenure vs Reduce EMI

Making extra payments towards your home loan is one of the most effective ways to reduce your total interest outgo. Under RBI guidelines, floating-rate home loans in India carry zero prepayment penalty. You have two options: reduce tenure (keep EMI same, finish the loan sooner) or reduce EMI (keep tenure same, lower your monthly payment). Reduce tenure saves significantly more interest — on a ₹50 lakh loan at 8.5%, a one-time ₹5 lakh prepayment in Year 1 saves approximately ₹8.5 lakh in interest when you choose reduce tenure, versus only ₹3.2 lakh with reduce EMI. The prepayment vs SIP comparison helps you decide whether the surplus should go towards your loan or into equity investments.

Should you prepay your home loan or invest the surplus?

This depends on the after-tax cost of your loan versus your expected investment returns. If your home loan rate is 8.5% and you are in the 30% tax bracket, the effective cost after Section 24(b) benefit can be as low as 5.9-6.5%. If your equity mutual fund returns exceed this (historically 12% CAGR for Nifty 50), investing may build more wealth over 15-20 years. However, prepaying offers guaranteed savings with zero risk, making it suitable for conservative borrowers. Use the PPF calculator or an SIP calculator alongside this EMI tool to compare outcomes. First-time buyers should also check PMAY subsidy eligibility and stamp duty costs before finalising the loan amount.

What tax benefits are available on home loan EMI?

Under the old tax regime, you can claim up to ₹2 lakh per year on home loan interest under Section 24(b) and up to ₹1.5 lakh on principal repayment under Section 80C. If you have a co-borrower who is also a co-owner, both can independently claim these deductions, effectively doubling the tax benefit. Under the new tax regime, these deductions are not available. Use the tax regime comparator to determine which regime minimises your tax liability after accounting for home loan deductions. The home loan EMI guide provides a comprehensive breakdown of all tax-saving strategies for borrowers.

Methodology — How This EMI Calculator Works

This calculator uses the standard loan amortization formula to compute the Equated Monthly Instalment: EMI = P × r × (1 + r)^n / ((1 + r)^n − 1), where P is the principal loan amount, r is the monthly interest rate (annual rate ÷ 12), and n is the total number of monthly instalments. The amortization schedule is derived by applying each EMI first to the interest accrued on the outstanding balance, with the remainder reducing the principal.

For prepayment simulations, the outstanding principal is reduced by the prepayment amount at the chosen period, and the remaining schedule is recalculated — either holding the EMI constant (reduce tenure) or holding the tenure constant (reduce EMI). Interest rate data and floating-rate benchmark guidelines are sourced from the Reserve Bank of India (RBI). Tax deduction rules (Section 24(b) and Section 80C) are based on the Income Tax Act, 1961. For details on our data sources and update frequency, see our data sources page.

Worked Calculation Examples

Example 1: Standard Home Loan EMI for a ₹75 Lakh Property

Karthik, a 30-year-old IT professional in Hyderabad, is buying a ₹75 lakh apartment. He pays 20% down (₹15 lakh) and takes a ₹60 lakh home loan at 8.5% for 20 years.

1
Loan principal (P)₹60,00,000
2
Monthly interest rate (r)0.7083%

8.5% ÷ 12 = 0.007083

3
Total instalments (n)240 months

20 years × 12

4
Monthly EMI₹52,068

EMI = 60L × 0.007083 × (1.007083)^240 / ((1.007083)^240 − 1)

5
Total amount paid₹1,24,96,320

₹52,068 × 240 months

6
Total interest paid₹64,96,320

₹1,24,96,320 − ₹60,00,000

YearInvestedReturnsTotal Value
5₹31.2L₹6.4L principal repaid₹53.6L outstanding
10₹62.5L₹17.3L principal repaid₹42.7L outstanding
15₹93.7L₹35.2L principal repaid₹24.8L outstanding
20₹1.25 Cr₹60L principal repaid₹0 (loan closed)
Total interest as % of loan108.3%

Karthik pays ₹64.96 lakh in interest on a ₹60 lakh loan — more than the principal itself. This is why even small prepayments in the early years create outsized interest savings.

Note: Interest rate assumed fixed at 8.5% for illustration. Floating rates may vary with RBI repo rate changes. Breakdown shows cumulative payments and outstanding balance.

Example 2: Impact of a ₹5 Lakh Prepayment in Year 3

Sneha took a ₹50 lakh home loan at 8.5% for 20 years (EMI: ₹43,391). After 3 years, she receives a ₹5 lakh bonus and wants to prepay. She compares reduce tenure vs reduce EMI options.

1
Original loan amount₹50,00,000
2
Outstanding after 3 years₹46,72,000
3
Prepayment amount₹5,00,000
4
New outstanding principal₹41,72,000
5
Option A — Reduce TenureTenure drops from 204 to 168 months

Same EMI of ₹43,391, loan closes 3 years early

6
Option B — Reduce EMINew EMI ₹38,757

Same 204-month remaining tenure

Interest saved (Reduce Tenure)₹9,12,000

Choosing reduce tenure saves ₹9.12 lakh in interest and finishes the loan 36 months early. Reduce EMI saves only ₹4.86 lakh but improves monthly cash flow by ₹4,634. For most borrowers, reduce tenure is the better choice.

Note: RBI mandates zero prepayment penalty on floating-rate home loans. Sneha can continue making annual prepayments to compound the savings. A ₹5L prepayment every year could reduce a 20-year loan to approximately 12 years.

Example 3: Joint Home Loan for Maximum Tax Benefits

Deepak and Priya, a married couple in Pune, take a ₹80 lakh joint home loan at 8.75% for 25 years. Both are co-borrowers and co-owners. Deepak earns ₹18 lakh/year and Priya earns ₹14 lakh/year. Both are in the 30% tax bracket under the old regime.

1
Loan principal₹80,00,000
2
Monthly EMI₹66,928

EMI = 80L × 0.007292 × (1.007292)^300 / ((1.007292)^300 − 1)

3
Year 1 interest component₹6,94,000 approx.
4
Deepak's Sec 24(b) deduction₹2,00,000 (capped)
5
Priya's Sec 24(b) deduction₹2,00,000 (capped)
6
Combined annual tax saving₹1,20,000

₹4L combined deduction × 30% tax rate

Total tax saved over loan tenure₹18-22 Lakh (estimated)

As co-borrowers under the old tax regime, Deepak and Priya each claim ₹2L in interest deduction and ₹1.5L in principal deduction separately — effectively doubling the household's home loan tax benefit compared to a single borrower.

Note: Tax benefits are available only under the old tax regime. The new regime does not allow Section 24(b) or Section 80C deductions for home loans. Total tax saved depends on the proportion of interest vs principal in each year's EMI.

Frequently Asked Questions

How is EMI calculated?

EMI (Equated Monthly Instalment) is a fixed monthly payment that covers both interest and a portion of your loan principal, so the loan is fully repaid by the end of the tenure. The formula is: EMI = P × r × (1+r)^n / ((1+r)^n − 1), where P is the loan amount, r is the monthly interest rate, and n is the total number of instalments.

What is the difference between Reduce Tenure and Reduce EMI when making a prepayment?

When you choose 'Reduce Tenure', your monthly EMI stays the same but the loan is paid off sooner — this saves the maximum interest over the life of the loan. When you choose 'Reduce EMI', the tenure stays the same but your monthly installment is recalculated to a lower amount — this improves your monthly cash flow. For most borrowers, 'Reduce Tenure' results in significantly higher interest savings.

How much interest can I save by making prepayments on my home loan?

The interest savings depend on the prepayment amount, timing, and your loan terms. For example, on a ₹50 lakh loan at 8.5% for 20 years, a one-time prepayment of ₹5 lakh in the first year can save over ₹8-10 lakh in interest and reduce your tenure by 2-3 years. Earlier prepayments save more because they reduce the principal when the outstanding balance is highest.

Is there a penalty for prepaying a home loan in India?

Under RBI guidelines, banks in India cannot charge a prepayment penalty on floating-rate home loans. For fixed-rate home loans, some banks may charge up to 2% of the prepaid amount. It is recommended to check with your specific lender before making a prepayment. Most home loans in India are on floating rates and therefore have zero prepayment penalty.

Should I invest my surplus money or prepay my home loan?

This depends on your after-tax return on investments vs your home loan interest rate. If your home loan rate is 8.5% and your investment returns after tax are only 7%, prepaying is beneficial. However, remember that home loan interest up to ₹2 lakh per year is tax-deductible under Section 24. Use both this EMI calculator and an investment calculator to compare the net outcomes for your specific situation.

What is the difference between floating rate and fixed rate home loans?

Floating rate loans are linked to an external benchmark (usually the RBI repo rate via EBLR) and change when the benchmark changes. Fixed rate loans keep the same interest rate throughout the tenure. In India, over 95% of home loans are floating rate. While fixed rates provide EMI certainty, they are typically 1-2% higher than floating rates and banks may still have reset clauses. Floating rates have been more beneficial historically because they adjust downward when RBI cuts rates.

What happens if my EMI bounces or I miss a payment?

An EMI bounce can trigger multiple consequences. Most banks charge a bounce penalty of ₹300-₹500 per instance plus GST. More importantly, a missed EMI is reported to credit bureaus (CIBIL, Experian) and can drop your credit score by 50-100 points. If you miss 3 or more consecutive EMIs, the loan is classified as NPA (Non-Performing Asset), severely damaging your credit profile for up to 7 years. Always set up an auto-debit mandate and maintain a buffer in your EMI account.

How does my CIBIL score affect my home loan EMI?

Your CIBIL score directly impacts the interest rate offered by lenders. A score above 750 typically qualifies you for the bank's best rates (8-9%). A score between 650-750 may result in 0.25-0.5% higher rates, and below 650 may lead to rejection or rates 1-2% higher. On a ₹50 lakh loan for 20 years, even a 0.5% rate difference means approximately ₹6-7 lakh more in total interest. Check your CIBIL score for free at cibil.com before applying.

What is the processing fee for home loans and can it be negotiated?

Processing fee is a one-time charge by the bank for evaluating and processing your loan application. It typically ranges from 0.25% to 1% of the loan amount (₹12,500 to ₹50,000 on a ₹50 lakh loan), plus GST at 18%. Yes, processing fees are negotiable — especially if you have a high CIBIL score, existing relationship with the bank, or are a salaried professional with a reputed employer. During festive seasons, many banks waive processing fees entirely.

Does adding a co-applicant help in getting a better EMI rate?

Yes, adding a co-applicant (typically a spouse or parent) can help in two ways. First, the combined income increases your loan eligibility, allowing you to borrow more. Second, if the co-applicant has a higher CIBIL score or income, banks may offer a lower interest rate. Additionally, if both co-applicants are co-owners, both can independently claim tax deductions — up to ₹2 lakh each under Section 24 for interest and ₹1.5 lakh each under Section 80C for principal repayment.

What is a top-up loan on an existing home loan?

A top-up loan is an additional loan taken on top of your existing home loan from the same lender. It typically has an interest rate 0.5-1% higher than your home loan rate but much lower than personal loan rates (10-16%). Top-up loans can be used for home renovation, medical expenses, education, or any other purpose. Processing is faster since the bank already has your property documents. However, it increases your EMI burden and extends your repayment timeline, so use it judiciously.

How does the RBI repo rate affect my home loan EMI?

Since October 2019, all new floating-rate home loans in India are linked to external benchmarks like the RBI repo rate (via EBLR). When RBI increases the repo rate, your home loan interest rate rises within the next quarter, increasing either your EMI or tenure. Conversely, a repo rate cut reduces your interest rate. For example, a 0.25% repo rate hike on a ₹50 lakh loan at 8.5% for 20 years increases your monthly EMI by approximately ₹750 and adds about ₹1.8 lakh to your total interest cost.

Related Resources

Calculators

  • Rent vs BuyShould you buy a home or keep renting? City-specific NPV analysis for Mumbai, Bangalore, Delhi, Pune & Hyderabad.
  • Stamp DutyCalculate stamp duty, registration & total acquisition cost across Maharashtra, Karnataka, Delhi, TN & Telangana.

Comparisons

  • Prepay vs SIPShould you prepay your home loan or invest in SIP? NPV comparison of interest saved vs wealth created.

Disclaimer

RupayWise is an educational platform and does not provide personalized financial advice, lending services, or loan products. All calculations are based on standard mathematical formulas and assume a fixed interest rate for the entire tenure. Actual EMI amounts may vary based on your lender's terms, processing fees, GST, and applicable charges. Interest rates are subject to change at the discretion of the lending institution. This tool is not a substitute for professional financial advice. Please consult a SEBI-registered financial advisor or your bank before making borrowing or prepayment decisions. Past calculations do not guarantee future outcomes.