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FinCalc India

Lumpsum Investment Calculator

A lumpsum investment puts a single amount to work at once, unlike a SIP that spreads it over months. It suits money you already have — a bonus, maturity proceeds or a windfall.

Enter the amount, an expected annual return and the holding period to estimate the maturity value.

Assumptions used
  • Annual compounding at a single constant return.
  • No expense ratio, exit load or tax is deducted.

Enter your details

₹
1,00050,00,00,000
%
130
years
140

Results

Projected Value

₹15,52,924

Total Invested
₹5,00,000
Estimated Returns
₹10,52,924
  • Invested₹5.00 L(32%)
  • Estimated returns₹10.53 L(68%)
Year-wise growth (10 rows)
YearTotal InvestedValueGain
1₹0₹5,60,000₹60,000
2₹0₹6,27,200₹1,27,200
3₹0₹7,02,464₹2,02,464
4₹0₹7,86,760₹2,86,760
5₹0₹8,81,171₹3,81,171
6₹0₹9,86,911₹4,86,911
7₹0₹11,05,341₹6,05,341
8₹0₹12,37,982₹7,37,982
9₹0₹13,86,539₹8,86,539
10₹0₹15,52,924₹10,52,924

How lumpsum growth is calculated

The calculator uses annual compounding of the expected return:

FV = P × (1 + r)^t

  • P = amount invested
  • r = expected annual return ÷ 100
  • t = holding period in years

Worked example

  1. ₹5,00,000 invested for 10 years at 12% p.a.
  2. FV = 5,00,000 × (1.12)^10
  3. FV ≈ ₹15.53 lakh — about ₹10.53 lakh of estimated gains on ₹5 lakh.

Lumpsum vs SIP

  • Lumpsum works best when you have the money now and the horizon is long; more time in the market usually beats timing it.
  • SIP suits money earned monthly and reduces the risk of investing everything just before a fall.
  • A common middle path: invest a lumpsum into a liquid fund and move it into equity through a Systematic Transfer Plan over a few months.

Mind the entry point

A lumpsum is fully exposed to the market from day one. If valuations look stretched, staggering the entry over a few months lowers timing risk at the cost of some expected return.

This calculator is for education and illustration only. Results are estimates based on the inputs and assumptions shown and are not financial, investment, tax or legal advice. Verify figures with your bank, a registered adviser or the relevant government department before acting.

Frequently asked questions

Is lumpsum better than SIP?

Neither is universally better. Over long horizons a lumpsum invested early often ends ahead because it has more time compounding, but it carries more timing risk. SIP suits regular monthly savings.

What compounding does this calculator use?

Annual compounding of the expected return. For market investments this is a simplification — real returns are uneven — so treat the result as an estimate.

Should I invest a lumpsum all at once?

If the horizon is long, investing sooner usually helps. If you are worried about valuations, spread the entry over 3–6 months using a Systematic Transfer Plan.

How are lumpsum mutual fund gains taxed?

As capital gains, short-term or long-term based on the holding period, at the rate applicable to that fund category. Consult current tax rules or a professional.

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