Fixed Deposit Calculator
Calculate maturity value for a fixed deposit.
What is a Fixed Deposit?
A Fixed Deposit (FD) is a financial instrument where you deposit a lump sum with a bank or financial institution for a fixed period at a predetermined interest rate. FDs offer guaranteed returns, making them one of the safest investment options. Interest rates are typically higher than savings accounts.
FD Maturity Calculation
Maturity Amount = P * (1 + r/n)^(n*t), where P = principal, r = annual interest rate (decimal), n = compounding frequency per year (typically 4 for quarterly), and t = tenure in years. For example, $10,000 at 7% for 5 years compounded quarterly = $14,148.
Types of Fixed Deposits
- •Standard FD: Regular deposit with flexible tenure. Tax-saving FD: 5-year lock-in with tax benefits. Cumulative FD: Interest compounded and paid at maturity. Non-cumulative FD: Interest paid periodically. Senior citizen FD: Higher rates for seniors. Flexi FD: Linked to savings account with auto-sweep feature.
FD Laddering Strategy
Instead of investing a lump sum in one FD, divide it into multiple FDs with staggered tenures. Example: $50,000 split into five $10,000 FDs for 1, 2, 3, 4, and 5 years. This ensures regular liquidity (one FD matures each year) while capturing potentially higher rates on longer tenures.
Common FD Mistakes
Not comparing rates across banks (rates vary significantly). Ignoring premature withdrawal penalties. Not considering tax implications (FD interest is fully taxable). Auto-renewing without checking current rates. Putting all money in one FD (reduces liquidity). Not using FD laddering for better liquidity management.
Comparison Analysis
FD vs Savings Account
| Criteria | Fixed Deposit | Savings Account |
|---|---|---|
| Interest Rate | Higher (5-8%) | Lower (2-4%) |
| Liquidity | Locked for tenure (penalty for early withdrawal) | Fully liquid |
| Risk | Very low—guaranteed returns | Very low—insured deposits |
| Returns Predictability | Fixed and guaranteed | Variable—rates can change |
| Best For | Parking funds for known future needs | Emergency fund, daily transactions |
Cumulative vs Non-Cumulative FD
| Criteria | Cumulative FD | Non-Cumulative FD |
|---|---|---|
| Interest Payment | At maturity | Monthly/Quarterly/Annually |
| Total Returns | Higher (compounding effect) | Lower (no compounding) |
| Cash Flow | No periodic income | Regular income stream |
| Best For | Long-term wealth building | Retirees needing regular income |
Content Verification
Expert Review
Reviewed by Priya Sharma, Chartered Financial Analyst (CFA), Certified Banking Professional
Authoritative Sources
Based on FDIC guidelines, Federal Reserve data, and standard banking practices
Last Reviewed
Content verified May 2026 against current FD rates and banking regulations