Investment Calculator
Lumpsum Calculator
See how a one-time investment grows over time — adjust the sliders and watch the wealth compound live.
Initial Investment
Wealth Gained
Future Value
Wealth Multiplier
Contribution Split
Year-by-Year Breakdown
| Year | Portfolio Value | Wealth Gained | Multiplier |
|---|
Projection uses monthly compounding and assumes a constant return rate. Results are indicative only.
What is a Lumpsum Calculator?
A lumpsum calculator is an online tool that estimates how a one-time investment grows over a chosen period at a given rate of return. Unlike a SIP calculator that models regular monthly contributions, a lumpsum calculator focuses on a single upfront investment and shows its future value through the power of compounding.
By entering three inputs — the investment amount, expected annual return, and tenure — you instantly see the future value of your corpus, the total wealth gained, and a year-by-year breakdown of how your money multiplies. This is especially useful when you receive a bonus, inheritance, or any windfall and want to see how parking it in equity or debt instruments can grow over time.
How to Use This Lumpsum Calculator
-
1
Enter your investment amount
Use the slider or type directly. This is the one-time amount you plan to invest — a bonus, savings, or matured FD proceeds.
-
2
Set the expected annual return
Equity mutual funds have historically returned 10–12% p.a. over long periods, while debt funds or FDs average 6–8%. Use a realistic figure for your asset class.
-
3
Choose your investment tenure
The longer the tenure, the more dramatic the compounding effect. Try comparing 5 vs 15 years to see how time multiplies your wealth.
-
4
Read your results instantly
The calculator updates live — check the future value, wealth gained, multiplier, and the year-by-year breakdown table to understand the compounding trajectory.
Lumpsum vs SIP: Which is Better?
| Factor | Lumpsum | SIP |
|---|---|---|
| Investment style | One-time, upfront | Regular monthly instalments |
| Best when | Markets are low or you have a windfall | Steady income, any market condition |
| Risk | Higher — entry point matters | Lower — rupee cost averaging |
| Compounding | Full amount compounds from day one | Each instalment compounds separately |
| Ideal for | Bonus, inheritance, matured FD | Salaried monthly savings |
Many investors combine both — a lumpsum for available capital plus a monthly SIP for ongoing savings.
Want to track this as a financial goal?
Save your calculation, set a target, and get a personalised plan — all free.
Add to My Financial Plan — FreeRelated Articles
Deep-dive guides to help you make better financial decisions.
Lumpsum vs SIP: Which Investment Strategy Is Better?
Should you invest a windfall as a lumpsum or spread it over months via SIP? The answer depends on market conditions, yo…
Read article →SIP to Become a Crorepati: Monthly Amount Calculator
Becoming a crorepati sounds out of reach, but with disciplined SIP investing and the power of compounding, it is more a…
Read article →ELSS vs PPF: Best Tax-Saving Investment Under 80C (2025)
Both ELSS and PPF save tax under Section 80C — but they work very differently. Here is a head-to-head comparison to hel…
Read article →FAQs