Founder, Underpitch · Source review includes AMFI, SEBI, NSE, RBI, IRDAI, exchange, company or insurer documents where relevant.
2 July 2026
At an assumed annual return of 12%, a monthly SIP of about ₹43,000 for 10 years, ₹19,800 for 15 years, or ₹10,000 for 20 years may target ₹1 crore. These are mathematical estimates, not promised returns. Actual outcomes depend on market performance, costs, taxes, timing and whether investments continue without interruption.
Key points
- Time has a larger impact than trying to assume a very high return.
- A 12% assumption is only an illustration; mutual-fund returns are not fixed.
- Inflation can materially reduce the future purchasing power of ₹1 crore.
- An annual step-up can reduce the starting SIP required.
How the SIP estimate is calculated
A SIP calculation applies an assumed monthly rate of return to a series of regular investments. This page assumes that the contribution is made at the beginning of each month. A calculator can produce a precise mathematical estimate, but it cannot predict actual market returns.
Use a return range rather than one optimistic number. For equity-oriented planning, compare the goal at multiple assumptions such as 10%, 12% and 14%, then build a margin of safety.
SIP required by investment period
The longer the investment period, the more time compounding has to work. Starting five or ten years earlier can reduce the required monthly contribution sharply. This is usually more controllable than attempting to select a product that promises a higher return.
Effect of annual step-up
A step-up SIP increases the monthly contribution every year, commonly in line with salary growth. It may allow a lower starting amount, but the investor must be confident that future cash flow can support the planned increases. A step-up should never depend on uncertain bonuses or aggressive income assumptions.
Inflation-adjusted target
A ₹1 crore target is a nominal amount. At 6% inflation, its purchasing power after 20 years would be much lower than today. For goals such as retirement, education or a house, first estimate the future cost of the goal and then calculate the SIP required for that future amount.
Worked Indian example
A 30-year-old investor starts a ₹10,000 monthly SIP and continues for 20 years. At the assumed 12% annual return used in this illustration, the estimated value is close to ₹1 crore. At a lower return, the result can be substantially less. The sensible response is to review the SIP yearly, increase it when income grows and avoid relying on one return assumption.
Comparison table
| Time available | At 10% p.a. | At 12% p.a. | At 14% p.a. |
|---|---|---|---|
| 10 years | ₹48,414 | ₹43,041 | ₹38,155 |
| 15 years | ₹23,928 | ₹19,819 | ₹16,317 |
| 20 years | ₹13,060 | ₹10,009 | ₹7,597 |
| 25 years | ₹7,474 | ₹5,270 | ₹3,667 |
Approximate monthly SIP to mathematically target ₹1 crore. Beginning-of-month contribution; returns are assumed and not guaranteed.
Risks and limitations
- Mutual funds are market-linked and can deliver returns below the illustration.
- Stopping, skipping or redeeming SIPs early changes the outcome.
- Expense ratios, taxes and exit loads can reduce realised returns.
- A higher assumed return makes the required SIP look smaller and can create false confidence.
Frequently asked questions
Can ₹10,000 per month become ₹1 crore?
Mathematically, it can be close to ₹1 crore over about 20 years at a 12% assumed annual return. The actual value can be higher or lower because returns are market-linked.
Is 12% return guaranteed in mutual funds?
No. Twelve per cent is only a planning assumption. Mutual funds do not guarantee this return unless a specific legally permitted guarantee is stated in the scheme documents.
Should I wait until I can invest the full required SIP?
Usually, starting with an affordable amount and increasing it deliberately is better than indefinitely delaying. The goal and assumptions should still be reviewed.
Does ₹1 crore remain enough after 20 years?
Not necessarily. Inflation reduces purchasing power, so the future cost of the actual goal should be calculated first.
Sources and methodology
Rules, thresholds and product terms can change. Verify the latest official page and the current product document before relying on a figure.
This page is for education and product understanding. It is not a personalised investment, legal, tax or buy/sell recommendation. Mutual-fund and securities investments are subject to market and issuer risks. Insurance benefits depend on the issued policy, underwriting, exclusions, limits and waiting periods.