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Free tool · No login · Updated Aug 2026

Wealth creation calculator — what does a monthly SIP become?

Project a SIP and a lump sum across any horizon: the corpus at the end, the year you cross each crore, how much of it is your money versus returns, and what it is actually worth after inflation.

In Short
Wealth creation is driven by three levers, in order of power: time, how much you invest, and the return. At a 12% return, a SIP of about ₹21,000 a month reaches ₹1 crore in 15 years, ₹10,000 a month reaches it in 20, and just ₹2,850 a month gets there over 30 — the same crore for roughly a seventh of the monthly amount, because returns do most of the work once they are given time. Enter your own numbers below.

Your plan

Drag a slider or type a value.

₹500₹5,00,000
₹0₹5 Cr
yrs
140

Assumptions

%
4%20%
%
2%12%

The single most effective lever on this page — worth more than a point or two of extra return.

Corpus after 20 years
₹2.1Cr

From ₹20,000 a month plus a ₹1L lump sum at 12% a year.

You invest₹49L
Returns earn₹1.6Cr
Returns are 77% of the final corpus
Worth in today's money
₹65.7L

After 6% inflation over 20 years, that is what the corpus will actually buy. The purchasing power you gain is ₹16.7L above what you put in.

Start this SIP
Money multiplies
4.3×
Return above inflation
5.7%
Total months invested
240
Corpus added in the final year
+₹26L

How the corpus builds over 20 years

The gap between the two lines is compounding.

Corpus valueAmount invested
Yr 0Yr 3Yr 6Yr 9Yr 12Yr 15Yr 18Yr 20

The corpus reaches half its final value only at year 14.9 of 20. Everything after that point is compounding on compounding, which is why exiting early costs far more than it looks like it should.

Milestones on the way

Each crore arrives faster than the one before it.

₹1 crore
Year 14.5
You will have invested ₹37L by then
₹2 crore
Year 19.6
You will have invested ₹49L by then
₹5 crore
Not reached
Beyond the 20-year horizon
₹10 crore
Not reached
Beyond the 20-year horizon

What moves the number most

Each card shows what it does to the final corpus. Tap one to apply it and watch the projection above.

Why the last decade does the heavy lifting

Compounding is back-loaded. A ₹20,000 monthly SIP at 12% is worth about ₹46 lakh after ten years and about ₹2 crore after twenty — the second decade adds roughly three times what the first one did, on exactly the same contributions. Most of the difference between a good outcome and a great one is simply not interrupting the process.

The second lever is the step-up. Raising the monthly amount with your salary keeps the plan proportionate to your income, and every raise gets its own years of compounding — which is why a 10% annual step-up usually beats chasing two extra points of return.

The third is inflation, and it works against you. A crore two decades out buys roughly what ₹31 lakh buys today at 6% inflation, so a target set as a round number decades ahead is almost always too small. Plan in inflation-adjusted terms — the panel above shows both.

The formulas

FVSIP = P × [ (1 + i)m − 1 ] / i × (1 + i)
FVlump = L × (1 + i)m
Real = FV / (1 + π)y
P — monthly investment · L — lump sum
i — monthly return, R ÷ 12 · m — number of months
y — years invested · π — inflation
With a step-up, each year's instalment is recomputed and compounded for the years that remain.

Frequently Asked Questions

At a 12% return, roughly ₹21,000 a month over 15 years, about ₹10,000 a month over 20 years, and around ₹2,850 a month over 30 years. The monthly requirement falls far faster than the horizon lengthens, because returns rather than contributions dominate the later years. Switch to the "What do I need to invest?" tab above to solve for your own target.

Related Calculators

This wealth creation calculator produces an illustrative projection from the figures you enter and a constant assumed rate of return. Real market returns vary year to year, and the order in which they arrive changes the outcome. Taxes and exit loads are not modelled. Mutual fund investments are subject to market risks; read all scheme-related documents carefully. This page is for information only and is not investment advice.