SIP Calculator

⚠️ Not financial advice. Results are illustrative only and should not be used as the basis for any investment, tax, or financial decision. Consult a qualified financial adviser or chartered accountant before acting on any figure shown.

What is a SIP calculator?

A SIP calculator estimates how much your monthly mutual fund investment will grow over time at an assumed rate of return. It shows you the total amount invested, the estimated returns, and the final corpus — so you can plan your financial goals with clarity.

The power of compounding in SIPs

The biggest advantage of a long-term SIP is compounding — your returns earn returns. A ₹5,000/month SIP at 12% for 10 years yields ~₹11.6 lakh on a ₹6 lakh investment. The same SIP for 20 years yields ~₹49.9 lakh — nearly 8x the invested amount. The longer you stay invested, the more compounding does the work.

SIP vs lump sum

SIP spreads your investment across market cycles through rupee cost averaging — you buy more units when markets are low and fewer when they are high. Lump sum investing can outperform SIP in a consistently rising market, but SIP reduces timing risk and suits salaried investors who invest from monthly income.

Who uses a SIP calculator

Salaried professionals in their 20s and 30s use this calculator to model retirement corpus across different monthly amounts before committing to a SIP mandate. Parents planning for their child's college fund in 15–18 years use it to back-calculate the monthly SIP needed to reach a ₹50–75 lakh target. SEBI-registered financial planners embed this calculation in client goal-planning reports, cross-referencing the SIP output against step-up SIP projections to help clients see the impact of annual top-ups tied to salary increments.

Common use cases with real numbers

A 28-year-old starting a ₹10,000/month SIP at 12% annual returns wants to know the corpus at 58 — this calculator shows approximately ₹3.5 crore on ₹36 lakh invested. A couple saving for a ₹1 crore corpus in 20 years reverse-engineers the required SIP — approximately ₹10,000/month at 12%, or ₹13,200/month at a more conservative 10%. These concrete numbers make the calculator the first step in any financial goal-planning conversation with an advisor.

Tips for getting the most from a SIP

Choose direct plans instead of regular plans — the 0.5–1% lower expense ratio compounds to a meaningful difference over 15–20 years. Enable the step-up option (10% annual top-up) at SIP registration to align contributions with salary growth. Avoid pausing SIPs during market downturns — those are precisely the months when rupee-cost averaging purchases the most units. Use XIRR rather than the quoted point-to-point return when evaluating an existing SIP portfolio; XIRR accurately accounts for the timing of each monthly contribution.

Frequently asked questions

What is a SIP?

SIP (Systematic Investment Plan) is a way to invest a fixed amount in a mutual fund every month. Instead of investing a lump sum, you invest regularly — which averages out your purchase cost over time (rupee cost averaging) and benefits from the power of compounding.

How is SIP return calculated?

The formula is FV = P × {[(1 + r)ⁿ – 1] / r} × (1 + r), where P is the monthly investment, r is the monthly interest rate (annual rate ÷ 12 ÷ 100), and n is the total number of months. This assumes a constant return rate, which is a simplification — actual mutual fund returns vary.

What return rate should I use?

Historical long-term average returns: large-cap equity mutual funds ~10–12% p.a., mid/small-cap ~12–15% p.a., debt funds ~6–8% p.a. Use 12% conservative estimate for diversified equity funds over a 10+ year horizon. These are not guaranteed.

What is wealth ratio?

Wealth ratio = total value ÷ amount invested. A wealth ratio of 3x means your investment tripled. The higher and the longer the investment period, the higher the wealth ratio due to compounding.

Does this account for inflation?

No. This calculator shows nominal returns. To get real (inflation-adjusted) returns, subtract the inflation rate from the expected return rate. For example, if you expect 12% returns and inflation is 6%, use 6% effective return rate.