SIP Calculator
Calculate your SIP returns and see your mutual fund investment grow month by month. Supports step-up SIP and shows wealth created vs. total invested amount.
Important Financial Disclaimer
This calculator provides estimates based on standard financial formulas from verified references. Results are for informational and educational purposes only and should not be considered as professional financial, investment, or tax advice.
For important financial decisions such as loans, investments, mortgages, retirement planning, or tax matters, please consult with qualified financial advisors, certified financial planners, or licensed tax professionals who can review your specific situation.
Calculations may not account for all variables specific to your circumstances, local regulations, or current market conditions. Always verify results and consult professionals before making financial commitments.
Not a substitute for professional financial advice
Investment Details
Investing $10,000 monthly for 10 years at 12% expected returns.
Total Value
$2,323,391
After 10 years
Investment Breakdown
Your wealth grew by 93.6% over 10 years!
Year-wise Projection
| Year | Invested | Returns | Total Value |
|---|---|---|---|
| Year 1 | $120,000 | $8,093 | $128,093 |
| Year 2 | $240,000 | $32,432 | $272,432 |
| Year 3 | $360,000 | $75,076 | $435,076 |
| Year 4 | $480,000 | $138,348 | $618,348 |
| Year 5 | $600,000 | $224,864 | $824,864 |
| Year 6 | $720,000 | $337,570 | $1,057,570 |
| Year 7 | $840,000 | $479,790 | $1,319,790 |
| Year 8 | $960,000 | $655,266 | $1,615,266 |
| Year 9 | $1,080,000 | $868,215 | $1,948,215 |
| Year 10 | $1,200,000 | $1,123,391 | $2,323,391 |
Calculation Insights
Smart TipsConsider Step-up SIP
Increasing SIP by 10% annually could grow your corpus to $3,279,865 - that's $956,474 more!
Enable Step-up SIP in your mutual fund app
Common Mistakes to Avoid
Learn from these frequent errors people make when using this calculator. Avoiding these mistakes will give you more accurate results.
Using Unrealistic Return Expectations
Many people enter 20ā25% annual returns in SIP calculators based on recent bull market performance. Historical average equity returns are 12ā15% for Indian large-caps over 20-year periods. Overstating returns dramatically overstates final corpus.
ā Wrong:
Projecting a ā¹5,000/month SIP at 25% returns and planning retirement around that number.
ā Correct:
Use conservative return estimates: 10ā12% for diversified equity, 7ā8% for hybrid funds, 6ā7% for debt funds.
Pro Tip:
Run your SIP calculation at both your expected rate AND at 3% lower. Your financial plan should work even in the pessimistic scenario.
Ignoring Inflation's Impact on Real Returns
A corpus of ā¹1 crore in 20 years will have significantly less purchasing power than ā¹1 crore today. Planning without inflation adjustment leads to underestimating how much corpus you actually need.
ā Wrong:
Planning to retire on ā¹50,000/month in current spending terms but not increasing the target for 20 years of inflation.
ā Correct:
Inflation-adjust your retirement target. If you need ā¹50,000/month today and inflation is 6%, you'll need ā¹1,60,000/month in 20 years.
Pro Tip:
Use a retirement calculator alongside the SIP calculator to account for both corpus growth and the inflation-adjusted income you'll need.
Not Accounting for SIP Step-Ups
A fixed SIP amount worth 10% of your income at age 25 will be only 4ā5% at age 35 as your salary grows. Not increasing your SIP with income growth means you're actually investing a declining percentage of income.
ā Wrong:
Starting a ā¹5,000/month SIP and keeping it fixed for 20 years despite salary growing from ā¹50,000 to ā¹2,00,000/month.
ā Correct:
Increase your SIP amount by at least 10% annually (step-up SIP). A 10% step-up can nearly double your final corpus vs. a fixed SIP.
Pro Tip:
Most mutual fund platforms allow automatic annual step-up SIP setup. Enable this when starting your SIP.
Remember:
Taking a few extra seconds to double-check these common mistakes will ensure your calculations are accurate and useful for making important decisions.
Real-World Case Study
How Rahul Built ā¹1.2 Crore From ā¹5,000/Month Over 20 Years
1Scenario
Rahul, a software engineer, started a monthly SIP of ā¹5,000 at age 28 in a diversified equity mutual fund. He expected average annual returns of 12% ā close to the historical average of Indian large-cap equity funds over 20-year periods. He ran the SIP Calculator to see what he'd have at 48.
2Analysis
Monthly investment: ā¹5,000 for 20 years (240 months)
Total amount invested: ā¹12,00,000 (ā¹12 lakhs)
At 12% annual return: corpus grows to approximately ā¹1,19,98,575
Wealth created beyond contributions: ~ā¹1.08 crore ā 9x the invested amount
3Results
Rahul's ā¹12 lakh investment grew to ā¹1.2 crore ā a 10x return on invested capital
The last 5 years of growth added more wealth than the first 15 years combined
He never had to time the market or pick individual stocks to achieve this
Key Takeaways
SIP returns are non-linear ā the final years of a long-term SIP contribute disproportionately to the final corpus
Increasing SIP amount by 10% annually (step-up SIP) can significantly increase the final corpus
Starting early and staying consistent matters far more than trying to pick the perfect fund
Introduction
A Systematic Investment Plan (SIP) is a disciplined investment strategy offered by mutual fund houses that allows investors to deploy a fixed dollar or rupee sum into selected market portfolios at regular monthly intervals. Rather than attempting the complex and often unsuccessful task of timing market peaks and troughs, a SIP encourages long-term financial discipline through rupee-cost averaging. This free online SIP calculator projects the growth of your periodic contributions into a substantial wealth corpus, giving you realistic numerical targets for your long-term goals.
Historically, systematic investing emerged as retail investors sought ways to build wealth without risking large lump sums in volatile equity markets. A common misconception among novice investors is that SIPs are separate financial products or asset classes themselves; in reality, a SIP is simply a payment delivery mechanism for acquiring units of mutual funds. Another frequent myth is that SIP commitments are inflexible contracts with harsh lock-in penalties if skipped. In truth, investors can pause, increase, or terminate their SIP allocations at any time without penalty (outside of standard fund exit loads or ELSS lock-in rules). Using a SIP calculator helps demystify future asset accumulation by showing how compounding returns multiply even modest monthly savings over 5, 10, or 20 years.
Formula Breakdown
Understanding how periodic cash injections grow over time requires looking at the annuity future value compounding model.
Why this formula works:
Unlike a single lump-sum investment that compounds in one transaction, a SIP involves multiple recurring cash deposits made at uniform monthly increments. Each individual installment earns compounding interest for a different duration; the very first installment compounds for the full tenure (n months), whereas the final installment compounds for only one month. Mathematically, summing these individual compounding series forms a geometric progression series. The component rac{(1+i)^n - 1}{i} evaluates the accumulated future value of these periodic payments. The additional factor (1+i) at the end accounts for the fact that SIP installments are typically deposited at the beginning of each payment cycle, allowing every deposit to earn an additional month of compound interest.
SIP Future Value Formula:
ext{FV} = P imes left[ rac{(1+i)^n - 1}{i}
ight] imes (1+i)ext{FV}(Future Value): The total projected maturity value of your accumulated investment portfolio at the conclusion of the tenure.P(Monthly Installment): The fixed amount invested at the beginning of every month. For instance, allocating ā¹10,000 every month into an equity index mutual fund.i(Periodic Monthly Rate of Return): The estimated annualized expected percentage return divided by 12 months and by 100. If the expected annual mutual fund growth rate is 12%, theni = rac{12}{12 imes 100} = 0.01.n(Total Installments): The total investment horizon expressed in months. A 10-year investment plan equates ton = 10 imes 12 = 120installments.
Step-by-Step Indian Example
Meet Rohan, a software engineer living in Delhi. To build a financial cushion for a future home purchase down payment, he commits to starting a monthly equity mutual fund SIP. His investment parameters are detailed in the input table below.
Input Table: Rohan's SIP Parameters
| Input Parameter | Sample Value | Description |
|---|---|---|
Monthly Contribution (P) |
ā¹10,000 | Monthly automatic bank debit |
| Expected Annual Return | 12.00% p.a. | Estimated long-term equity growth |
Investment Period (n) |
10 Years (120 Months) | Planned investment horizon |
Monthly Return Rate (i) |
0.01 | (12 div 12 div 100) |
Step-by-Step Calculation:
Step 1) Organize the basic parameters: P = ext{ā¹}10,000, Annual expected rate = 12%, Horizon = 10 ext{ years}.
Step 2) Calculate the periodic monthly rate i:
i = rac{12}{12 imes 100} = 0.01Step 3) Convert tenure into total monthly deposits n:
n = 10 imes 12 = 120 ext{ months}Step 4) Evaluate the base compounding growth component (1+i)^n:
(1 + 0.01)^{120} = (1.01)^{120} approx 3.30039Step 5) Compute the geometric annuity factor rac{(1+i)^n - 1}{i}:
rac{3.30039 - 1}{0.01} = rac{2.30039}{0.01} = 230.039Step 6) Apply the beginning-of-period factor (1+i) and multiply by monthly deposit P:
ext{FV} = 10,000 imes 230.039 imes 1.01 ext{FV} = 10,000 imes 232.339 approx ext{ā¹}23,23,390Step 7) Summarize total principal invested versus wealth accumulated:
ext{Total Invested} = 10,000 imes 120 = ext{ā¹}12,00,000 ext{Capital Appreciation / Wealth Gain} = ext{ā¹}23,23,390 - ext{ā¹}12,00,000 = ext{ā¹}11,23,390Key Insight:
Rohan notes that while his direct out-of-pocket contribution over 10 years is ā¹12,00,000, compounding returns generate an additional ā¹11,23,390 in net capital gains. This nearly doubles his initial invested capital, demonstrating the wealth-building potential of systematic long-term investing.
Usefulness & Practical Scenarios
Utilizing a SIP calculator turns general investment ambitions into concrete, actionable monthly goals. It enables investors to visually explore how small variations in monthly contributions or investment horizons impact final portfolio growth.
Practical Real-World Scenarios:
- For Salaried Employees in Gurugram: A mid-level corporate analyst targeting a retirement corpus of ā¹1,00,00,000 can test different monthly SIP scenarios. Evaluating contributions across 15, 20, and 25-year horizons highlights how starting five years earlier significantly lowers the required monthly investment.
- For Parents Planning Higher Education in Chennai: Parents seeking to build a ā¹25,00,000 fund for their child's college degree in 12 years can use the calculator to set an exact monthly SIP target. This allows them to balance education funding with other family financial priorities.
Key Takeaway: Calculating your SIP outcomes empowers you to build disciplined, inflation-protected wealth while optimizing monthly savings targets.
Frequently Asked Questions
Last updated: 2026-08-07
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Sources
- ā¢Reserve Bank of India (RBI) ā Financial regulations, lending rates, and monetary policy guidelines. rbi.org.in
- ā¢Consumer Financial Protection Bureau (CFPB) ā Consumer finance guidelines, mortgage and loan disclosure standards. consumerfinance.gov
- ā¢Securities and Exchange Board of India (SEBI) ā Investment and securities market regulations. sebi.gov.in
- ā¢Investopedia ā Financial formulas, definitions, and educational content. investopedia.com
For a complete list of all references used across the site, visit our full sources page.
Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
Formula Source: Fundamentals of Financial Management
by Brigham & Houston