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Fixed Deposit Calculator

Calculate maturity amount and interest earned on Fixed Deposits. Compare FD returns with different tenures and interest rates.

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About Fixed Deposits

Fixed Deposits (FD) are secure investment options offered by banks with guaranteed returns. Senior citizens typically get 0.25-0.50% higher interest rates on FDs.

What is Fixed Deposit Calculator?

A Fixed Deposit (FD) is one of the most popular and trusted investment instruments in India, offered by banks, post offices, and non-banking financial companies (NBFCs). When you open an FD, you deposit a lump sum amount for a predetermined period (ranging from 7 days to 10 years) at a fixed interest rate that is guaranteed at the time of booking. The bank uses your deposited funds to lend to borrowers at higher rates, and the difference between the lending rate and your FD rate is the bank's profit margin. FDs have been the backbone of Indian household savings for decades, with over Rs 200 lakh crore held in bank fixed deposits as of 2024.

Banks generate revenue by utilizing FD deposits as part of their lending operations. When you deposit money in an FD, the bank pools it with deposits from other customers and lends it out as home loans, personal loans, and business loans at higher interest rates. The difference between the interest rate the bank charges borrowers and the rate it pays depositors is called the net interest margin. This is why FD rates tend to move with the Reserve Bank of India's repo rate: when the RBI raises rates, banks increase lending rates and correspondingly increase FD rates to attract more deposits.

There are several types of FDs available to Indian investors. Regular FDs are the standard variety with flexible tenures. Cumulative FDs reinvest interest and pay everything at maturity, maximizing compounding benefits. Non-cumulative FDs pay interest at regular intervals (monthly, quarterly, or annually), suitable for generating periodic income. Tax-saver FDs offer tax deduction under Section 80C but have a mandatory 5-year lock-in. Senior citizen FDs offer higher rates (typically 0.25-0.50% extra). Flexi FDs link your savings account to an FD, automatically sweeping excess funds into FDs for higher returns.

How to Use This Calculator

Enter the deposit amount (principal), the annual interest rate offered by your bank for your chosen tenure, and the deposit period in months or years. Select the compounding frequency (most banks use quarterly compounding). The calculator displays the maturity amount, total interest earned, and effective annual yield.

To compare FD options across banks, run calculations with different interest rates. For example, compare SBI at 6.8%, HDFC at 7.1%, and a small finance bank at 8.0% for the same deposit and tenure to see the absolute difference in returns. This helps you make an informed choice between safety and yield.

For retirement planning or regular income needs, calculate the non-cumulative payout by selecting monthly or quarterly interest payout. This shows how much periodic income your FD will generate, helping you plan your monthly budget around FD interest income.

Formula

Cumulative FD: Maturity Amount = P x (1 + r/n)^(n x t)
Interest Earned = Maturity Amount - Principal

Non-Cumulative FD: Periodic Interest = P x r / frequency

Where:
  P = Principal (Deposit Amount)
  r = Annual interest rate (decimal)
  n = Compounding frequency (4 for quarterly)
  t = Tenure in years

Effective Annual Yield = (1 + r/n)^n - 1

Worked Examples

Rs 5,00,000 FD for 5 years at 7% (Quarterly Compounding)

This is a typical FD investment scenario. Principal: Rs 5,00,000. Rate: 7% per annum. Tenure: 5 years. Compounding: Quarterly (n=4). Maturity Amount = 5,00,000 x (1 + 0.07/4)^(4x5) = 5,00,000 x (1.0175)^20 = Rs 7,07,393. Total Interest Earned: Rs 2,07,393. Effective Annual Yield: 7.19% (higher than the nominal 7% due to quarterly compounding). The interest earned represents a 41.5% total return on your investment over 5 years.

Senior Citizen FD: Rs 10,00,000 for 3 years at 7.5%

Senior citizens enjoy a 0.25-0.50% premium on FD rates at most banks. Assuming 7.5% rate (0.5% extra over general rate of 7%). Principal: Rs 10,00,000. Rate: 7.5%. Tenure: 3 years. Quarterly Compounding. Maturity Amount = 10,00,000 x (1 + 0.075/4)^(4x3) = 10,00,000 x (1.01875)^12 = Rs 12,50,715. Interest Earned: Rs 2,50,715. Without the senior citizen premium (at 7%), the interest would have been Rs 2,31,439. The extra 0.5% rate earns Rs 19,276 more over 3 years.

Tax-Saver FD: Rs 1,50,000 for 5 years at 6.8%

A tax-saver FD qualifies for deduction under Section 80C. Investment: Rs 1,50,000 (maximum 80C limit). Rate: 6.8%. Lock-in: 5 years (mandatory). Maturity Amount = 1,50,000 x (1 + 0.068/4)^(4x5) = Rs 2,10,198. Interest Earned: Rs 60,198. The Section 80C deduction of Rs 1,50,000 saves tax of Rs 46,800 (at 30% + 4% cess tax bracket). So your effective return is Rs 60,198 (interest) + Rs 46,800 (tax saved) = Rs 1,06,998 on a Rs 1,50,000 investment. However, the interest of Rs 60,198 is taxable.

Cumulative vs Non-Cumulative FD: Rs 8,00,000 for 3 years at 7%

Cumulative FD (quarterly compounding): Maturity Amount = 8,00,000 x (1.0175)^12 = Rs 9,85,114. Total Interest: Rs 1,85,114. Paid at maturity. Non-Cumulative FD (quarterly payout): Quarterly Interest = 8,00,000 x 0.07 / 4 = Rs 14,000 per quarter. Total Interest over 3 years = Rs 14,000 x 12 = Rs 1,68,000. Maturity: Rs 8,00,000 (principal only). The cumulative FD earns Rs 17,114 more because quarterly interest payments are reinvested and compounded. Choose cumulative for wealth growth and non-cumulative if you need regular income.

FD Interest Rates Comparison: Major Indian Banks (General Citizens, 1-5 Year Tenure)

Bank1 Year2 Years3 Years5 YearsSenior Citizen Premium
SBI6.80%7.00%6.75%6.50%+0.50%
HDFC Bank6.60%7.00%7.10%7.00%+0.50%
ICICI Bank6.70%7.00%7.00%7.00%+0.50%
PNB6.80%7.00%6.50%6.50%+0.50%
Axis Bank6.70%7.00%7.10%7.00%+0.50%
Bank of Baroda6.85%7.05%6.80%6.50%+0.50%
Kotak Mahindra6.20%7.00%7.10%6.20%+0.50%
Post Office TD6.90%7.00%7.10%7.50%N/A

FD Maturity Amount: Rs 1,00,000 at Different Rates and Tenures (Quarterly Compounding)

Rate / Tenure1 Year2 Years3 Years5 Years10 Years
6.0%Rs 1,06,136Rs 1,12,649Rs 1,19,562Rs 1,34,686Rs 1,81,402
6.5%Rs 1,06,654Rs 1,13,750Rs 1,21,318Rs 1,38,042Rs 1,90,556
7.0%Rs 1,07,186Rs 1,14,888Rs 1,23,144Rs 1,41,478Rs 2,00,160
7.5%Rs 1,07,714Rs 1,16,022Rs 1,25,007Rs 1,44,995Rs 2,10,238
8.0%Rs 1,08,243Rs 1,17,166Rs 1,26,899Rs 1,48,595Rs 2,20,804
8.5%Rs 1,08,774Rs 1,18,328Rs 1,28,836Rs 1,52,282Rs 2,31,876

Benefits of Using This Calculator

  • Guaranteed returns with zero market risk, making FDs the safest investment option for capital preservation and predictable income
  • Flexible tenure options ranging from 7 days to 10 years, allowing you to match FD maturity with your financial goals
  • Higher interest rates than savings accounts (typically 3-4% more), providing better returns while maintaining safety
  • DICGC insurance protection up to Rs 5 lakh per depositor per bank, adding an additional layer of security
  • Tax-saving opportunity through Section 80C with 5-year tax-saver FDs, reducing taxable income by up to Rs 1.5 lakh
  • Easy liquidity through premature withdrawal (with minor penalty) or loan against FD facility for emergency fund access
  • Senior citizen benefits with additional 0.25-0.50% interest rate premium across most banks
  • Cumulative and non-cumulative options to suit both wealth creation goals and regular income requirements

Practical Tips

  • Use the FD laddering strategy to balance liquidity and returns. Instead of one large FD, create multiple FDs with staggered maturities (1, 2, 3, 4, and 5 years). This ensures you have regular access to funds while maintaining exposure to longer-tenure higher rates without premature withdrawal penalties.
  • Senior citizens should always leverage the extra 0.25-0.50% interest rate offered by banks. Over a 5-year period on a Rs 10 lakh deposit, this premium translates to approximately Rs 15,000-30,000 in additional interest. Some banks also offer super senior citizen (80+ years) additional premiums.
  • Be aware of the tax implications of FD interest. If you fall in the 30% tax bracket, a 7% FD effectively yields only 4.9% after tax (and even less after accounting for inflation). Consider tax-saver FDs for the Section 80C benefit, and submit Form 15G/15H if your income is below the taxable threshold to avoid unnecessary TDS deduction.
  • Avoid premature withdrawal whenever possible. The penalty of 0.5-1% rate reduction can significantly reduce your returns. Instead, use the loan against FD facility (available up to 90% of FD value at 1-2% above FD rate) for short-term needs, which preserves your FD interest and avoids penalty.
  • Compare FD rates across bank types for the best returns. Small finance banks and some NBFCs offer 1-2% higher rates than large commercial banks. However, ensure the institution has a strong credit rating (AAA or AA+) and remember that DICGC insurance only covers bank deposits, not corporate FDs from NBFCs.
  • When interest rates are rising, book shorter-tenure FDs (1-2 years) so you can reinvest at higher rates upon maturity. When rates are expected to fall, lock in longer tenures (3-5 years) to secure the current higher rate. Monitor the RBI monetary policy announcements for rate direction signals.

Related Concepts

TDS on Fixed Deposits

Tax Deducted at Source (TDS) on FD interest is applicable when total interest from all FDs in a single bank exceeds Rs 40,000 per financial year (Rs 50,000 for senior citizens). TDS is deducted at 10% if PAN is provided, and 20% if PAN is not available. To avoid TDS when your total income is below the taxable limit, submit Form 15G (for individuals below 60) or Form 15H (for senior citizens) at the beginning of each financial year. TDS can be claimed as credit when filing your income tax return.

Cumulative vs Non-Cumulative FD

A cumulative FD reinvests interest along with the principal, using quarterly compounding to maximize returns at maturity. This is ideal for long-term wealth creation when you do not need periodic income. A non-cumulative FD pays interest at chosen intervals (monthly, quarterly, half-yearly, or annually) without reinvestment. This suits retirees and others who depend on FD interest for regular expenses. Cumulative FDs always yield higher total interest due to the compounding effect on reinvested interest.

Tax-Saver FD (Section 80C)

Tax-saver FDs are special 5-year fixed deposits that qualify for income tax deduction under Section 80C of the Income Tax Act, with a maximum deduction of Rs 1.5 lakh per financial year. The 5-year lock-in is mandatory, and premature withdrawal, loan against FD, and overdraft facilities are not available. Only individuals and HUFs are eligible. While the principal qualifies for tax deduction, the interest earned is fully taxable. Tax-saver FDs offer a safe, guaranteed-return alternative to ELSS mutual funds within the Section 80C basket.

Key Takeaways

  • 1Fixed Deposits offer guaranteed, predictable returns with zero market risk, making them the foundation of conservative investment portfolios in India.
  • 2FD interest is compounded quarterly by most banks, resulting in an effective yield higher than the stated nominal rate. Always check the effective annual yield when comparing FD offers.
  • 3Senior citizens receive an additional 0.25-0.50% premium on FD rates, and should also leverage the higher TDS exemption limit of Rs 50,000 to optimize post-tax returns.
  • 4FD laddering is a smart strategy that provides regular liquidity while maintaining higher average returns and avoiding premature withdrawal penalties.
  • 5While FDs are safe, their real returns after tax and inflation can be low or even negative. Consider FDs as part of a diversified portfolio rather than your sole investment vehicle.

Frequently Asked Questions

A Fixed Deposit (FD) is a financial instrument offered by banks and NBFCs where you deposit a lump sum for a fixed tenure at a predetermined interest rate. The bank uses your deposit to lend to borrowers and pays you a guaranteed return. Unlike market-linked investments, FD returns are fixed at the time of booking, making them completely predictable. Interest is typically compounded quarterly, and you can choose to receive it at maturity (cumulative) or periodically (non-cumulative). FDs are among the safest investment options as bank deposits up to Rs 5 lakh are insured by DICGC.

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