Lumpsum Calculator
Calculate returns on your one-time mutual fund or stock market investment
Total Value at Maturity
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What is Lumpsum Investment?
A lumpsum investment means investing a large one-time amount in mutual funds, stocks or other instruments, as opposed to regular SIP installments. It is ideal when you have a windfall — bonus, inheritance, property sale proceeds — and want to put it to work immediately.
Lumpsum investments benefit most when markets are at lower levels, as your entire capital starts compounding from day one.
Lumpsum Calculation Formula
A = P × (1 + r/100)^n
Where:
A = Maturity Amount
P = Principal (Lumpsum Amount)
r = Expected Annual Return Rate (%)
n = Investment Period in Years
Lumpsum vs SIP — Which is Better?
Lumpsum is better when: Markets are low (good entry point), you have a large idle amount, and you have a long investment horizon (10+ years).
SIP is better when: You don't have a large lump amount, markets are volatile or at all-time highs, and you want to build the habit of regular investing through rupee cost averaging.
Best strategy: Use both — invest a lumpsum when you have surplus cash, and maintain a regular SIP for disciplined wealth creation.
Frequently Asked Questions
What is the right time for lumpsum investment?
Ideally when markets have corrected significantly (10–20% from highs). However, for long-term investors (10+ years), timing matters less — the power of compounding will eventually smooth out entry point differences.
What return rate should I use for lumpsum calculator?
For large-cap equity mutual funds: 10–12% p.a. For mid/small-cap: 12–15% p.a. For index funds: 11–13% p.a. (based on Nifty 50 long-term CAGR). These are estimates — actual returns vary based on market conditions.
What is CAGR?
CAGR (Compound Annual Growth Rate) is the annual growth rate of an investment over a period, assuming profits are reinvested at the end of each year. It represents the smooth annual return that would produce the same result as the actual investment performance.