FD Calculator
Calculate Fixed Deposit maturity amount and interest. Plan your FD investments with accurate returns.
FD Details
Maturity Amount
$710,873
After 5 years
(if opted)
FD Tips
- ✓Senior citizens usually get 0.5% higher interest
- ✓Tax-saving FDs have 5-year lock-in period
- ✓Interest above ₹40,000/year is taxable (₹50,000 for seniors)
- ✓FDs up to ₹5 lakh are insured under DICGC
What is a Fixed Deposit (FD)?
A Fixed Deposit (FD) is a financial instrument provided by banks and NBFCs where you deposit a lump sum amount for a fixed tenure at a predetermined interest rate. Unlike savings accounts, FD money is locked for the chosen period, but in return, you earn higher interest rates.
FDs are one of the safest investment options in India, offering guaranteed returns regardless of market conditions. They're ideal for risk-averse investors, retirees, and anyone looking to park funds for specific goals.
Key features of Fixed Deposits:
- Guaranteed Returns: Interest rate is fixed at the time of booking
- Flexible Tenure: From 7 days to 10 years
- Deposit Insurance: Up to Rs. 5 lakhs insured by DICGC
- Loan Facility: Get up to 90% loan against FD
- Premature Withdrawal: Allowed with penalty (usually 0.5-1%)
- Tax Benefits: 5-year tax-saving FD under Section 80C
Banks like SBI, HDFC, ICICI offer FDs, as do small finance banks (often at higher rates) and corporate deposits from companies like HDFC Ltd, Bajaj Finance, and Mahindra Finance.
FD Interest Calculation Formula
Fixed deposit interest is calculated using compound interest formula. Most banks compound interest quarterly, which gives slightly higher returns than annual compounding.
FD Maturity Amount Formula
Where:
- A= Maturity amount (principal + interest)
- P= Principal amount (initial deposit)
- r= Annual interest rate (in decimal)
- n= Compounding frequency per year (4 for quarterly)
- t= Time period in years
Types of Fixed Deposits
Different FD types cater to various financial needs:
1. Regular Fixed Deposit
Standard FD with fixed tenure and interest rate. Interest can be paid monthly, quarterly, or at maturity (cumulative).
2. Tax-Saving FD
5-year lock-in FD that qualifies for Section 80C deduction (up to Rs. 1.5 lakh). No premature withdrawal allowed. Interest is taxable.
3. Senior Citizen FD
For individuals 60+, offers 0.25-0.50% higher interest than regular FDs. Additional tax benefits under Section 80TTB (Rs. 50,000 interest exemption).
4. Flexi FD / Sweep-in FD
Links savings account with FD. Excess savings auto-transfer to FD; shortfalls auto-withdrawn from FD. Best of both - liquidity and higher returns.
5. Corporate Fixed Deposit
FDs offered by NBFCs and companies. Higher rates (1-2% more) but higher risk. Check credit rating (AAA preferred). Not covered by DICGC insurance.
6. NRE/NRO Fixed Deposit
For Non-Resident Indians. NRE FD interest is tax-free in India and fully repatriable. NRO FD interest is taxable.
Cumulative vs. Non-Cumulative FD
Choosing between these options depends on your income needs:
Cumulative FD
- Interest is compounded and paid at maturity
- Higher effective returns due to compounding
- Best for those who don't need regular income
- Ideal for long-term wealth accumulation
Non-Cumulative FD
- Interest paid periodically (monthly/quarterly/yearly)
- Lower total returns as interest doesn't compound
- Best for retirees needing regular income
- Can be combined with systematic withdrawal plans
Example Comparison (Rs. 10 lakhs at 7% for 5 years):
| Type | Interest Earned | Maturity Value |
|---|---|---|
| Cumulative (Quarterly) | Rs. 4,17,625 | Rs. 14,17,625 |
| Non-Cumulative (Monthly) | Rs. 3,50,000 | Rs. 10,00,000 + Rs. 5,833/month |
How to Use This FD Calculator
Our FD calculator helps you compare returns and plan your deposits:
- Enter Principal Amount: The amount you want to deposit
- Set Interest Rate: The rate offered by your bank (check latest rates)
- Choose Tenure: The deposit period (7 days to 10 years)
- Select Compounding: Quarterly (most common), monthly, or yearly
- View Results: See maturity amount, total interest, and effective yield
Advanced Features:
- Compare cumulative vs. non-cumulative returns
- Calculate post-tax returns based on your tax bracket
- Compare FD rates across different banks
- Plan FD laddering strategy
FD Taxation in India
Understanding FD taxation helps you calculate actual returns:
Interest Income Tax
- FD interest is taxable as "Income from Other Sources"
- Added to your total income and taxed at your slab rate
- No separate tax rate for FD interest (unlike LTCG)
TDS (Tax Deducted at Source)
- Bank deducts 10% TDS if annual interest exceeds Rs. 40,000 (Rs. 50,000 for seniors)
- 20% TDS if PAN not provided
- Submit Form 15G/15H to avoid TDS if your total income is below taxable limit
Section 80TTB for Senior Citizens
- Deduction up to Rs. 50,000 on interest from deposits
- Includes FD, savings account, and post office deposits
- Available only to individuals aged 60+
Tax-Saving FD (80C)
- Principal deductible up to Rs. 1.5 lakh under Section 80C
- 5-year lock-in mandatory
- Interest is still fully taxable
Example: If you're in 30% tax bracket and earn Rs. 70,000 FD interest, your tax liability is Rs. 21,000. Effective post-tax return on a 7% FD becomes only 4.9%!
FD vs. Other Investment Options
Compare FDs with alternatives to make informed choices:
| Investment | Returns | Risk | Liquidity |
|---|---|---|---|
| Fixed Deposit | 6-7% | Very Low | Medium |
| Debt Mutual Fund | 7-9% | Low | High |
| PPF | 7.1% | Zero | Low (15 yrs) |
| Equity MF (SIP) | 12-15% | High | High |
When to choose FD:
- Short-term goals (1-3 years)
- Emergency fund parking
- Capital preservation is priority
- You're a conservative investor
- Need for predictable returns
Worked Examples
Basic FD Maturity Calculation
Problem:
Calculate maturity amount for Rs. 5 lakhs FD at 7% for 3 years with quarterly compounding.
Solution Steps:
- 1Principal (P) = Rs. 5,00,000
- 2Rate (r) = 7% = 0.07
- 3Time (t) = 3 years
- 4Compounding (n) = 4 (quarterly)
- 5A = 5,00,000 × (1 + 0.07/4)^(4×3)
- 6A = 5,00,000 × (1.0175)^12
- 7A = 5,00,000 × 1.2314
- 8A = Rs. 6,15,700
Result:
Maturity Amount: Rs. 6,15,700 | Interest Earned: Rs. 1,15,700
Senior Citizen FD Benefit
Problem:
Compare returns for Rs. 10 lakhs FD - regular customer vs. senior citizen (0.5% extra rate) for 5 years at 7%.
Solution Steps:
- 1Regular customer at 7%: A = 10,00,000 × (1.0175)^20 = Rs. 14,14,778
- 2Senior citizen at 7.5%: A = 10,00,000 × (1.01875)^20 = Rs. 14,49,948
- 3Additional benefit = Rs. 35,170
Result:
Senior citizen earns Rs. 35,170 extra over 5 years just from the higher rate!
FD Laddering Strategy
Problem:
You have Rs. 10 lakhs. Compare: Single 5-year FD vs. 5 FDs of Rs. 2 lakhs each (1, 2, 3, 4, 5 years).
Solution Steps:
- 1Single FD: All money locked for 5 years at 7%
- 2Laddering: Rs. 2L each maturing every year
- 3Year 1 FD matures: Can reinvest at new rates or use
- 4Provides liquidity + rate averaging benefits
Result:
Laddering offers flexibility with only slightly lower returns. Reinvest maturing FDs at 5-year rate for ongoing ladder.
Tips & Best Practices
- ✓Use FD laddering - split your deposit across different tenures for liquidity and rate averaging
- ✓Compare rates across banks, small finance banks, and post office before booking
- ✓Senior citizens should always ask for the additional 0.25-0.50% rate benefit
- ✓Submit Form 15G/15H if your income is below taxable limit to avoid TDS
- ✓Consider cumulative FD if you don't need regular income - higher effective returns
- ✓Check for special rates during festivals or bank anniversaries
- ✓For large amounts, spread across banks to stay within Rs. 5 lakh DICGC coverage per bank
- ✓Don't break FD prematurely - take loan against FD instead to avoid penalty
- ✓Set maturity reminders to reinvest promptly and avoid money sitting idle
- ✓Tax-saving FD is less attractive than ELSS/PPF due to taxable interest - compare net returns
Frequently Asked Questions
Sources & References
Last updated: 2026-01-22