CAGR Calculator
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When comparing investment performance across different asset classes, looking at total absolute percentage return is often misleading. An investment that delivers a 100% absolute return over 10 years is not the same as an investment that delivers 100% over 4 years. The Compound Annual Growth Rate (CAGR) smooths out annual volatility to measure the true annualised rate at which an investment grew from its starting balance to its ending balance.
The FinToolkit CAGR Calculator computes your exact annual compound growth rate, total absolute return, and rupee gain over any multi-year horizon.
The CAGR formula and calculation mechanics
CAGR is calculated using the following mathematical equation:
Where:
• Initial Value = Beginning investment amount
• Final Value = Ending portfolio or asset valuation
• Years = Investment period in years (can be fractional, e.g. 3.5 years)
Worked calculation example
Suppose you invested ₹1,00,000 in an equity mutual fund and the value grew to ₹2,50,000 after 5 years.
| Performance Metric | Value | Interpretation |
|---|---|---|
| Initial Investment | ₹1,00,000 | Starting capital |
| Final Portfolio Value | ₹2,50,000 | Value after 5 years |
| Absolute Rupee Gain | ₹1,50,000 | Total cash profit earned |
| Absolute Percentage Return | 150.00% | Total cumulative gain (₹1.5L ÷ ₹1.0L × 100) |
| Compound Annual Growth Rate (CAGR) | 20.11% p.a. | Equivalent constant annualised growth |
While the absolute return is 150%, the CAGR of 20.11% tells you that the portfolio grew at an effective compounding rate of roughly 20.1% per year over the 5-year cycle.
CAGR vs XIRR vs Absolute Return
- Absolute Return: Measures only the simple percentage change between start and end. It ignores the time taken and should never be used to compare investments with different durations.
- CAGR: Ideal for one-time point-to-point investments (such as lumpsum mutual funds, gold, or property sales). It reflects the annualised growth rate assuming smooth compounding.
- XIRR (Extended Internal Rate of Return): Mandatory when investments involve multiple cash inflows or outflows on different dates (such as monthly SIPs, periodic dividends, or phased partial withdrawals). For cash flow series, use the XIRR Calculator.
Frequently asked questions
Does a 12% CAGR mean the fund grew by exactly 12% every single year?
No. CAGR is a geometric smoothing metric. In reality, the fund might have gained 25% in Year 1, fallen by 8% in Year 2, and gained 18% in Year 3. CAGR represents the single uniform annual rate that would produce the same final value over the period.
Can CAGR be negative?
Yes. If your final value is lower than your initial investment, the CAGR will be negative, reflecting the annualised percentage rate of capital loss.
Can I use CAGR for mutual fund SIP returns?
No. CAGR is designed for a single lump-sum cash flow. For SIPs where instalments were deployed at different NAVs on different dates, use the XIRR Calculator, which accounts for the exact timing of each cash flow.
Related performance & return calculators
- XIRR Calculator — calculate the exact annualized return for multiple SIP investments and phased withdrawals.
- Portfolio Return Calculator — evaluate blended returns across multi-asset portfolios.
- Lumpsum Calculator — project future portfolio values using target CAGR growth rates.
- Rule of 72 Calculator — quickly estimate how many years it takes for capital to double at your CAGR.
Trust, accuracy and transparency
Educational purpose
FinToolkit is an educational tool. Nothing here is investment, tax, insurance or legal advice, and no result should be treated as an offer or a quote.
Financial accuracy
Every result is produced by a published formula running at full double precision in your browser. Only the displayed figures are rounded.
Formula verification
Each formula is checked against the standard method used by Indian lenders, fund houses, insurers or the relevant statute, and re-verified whenever rules change.
Data sources
Rules and rates are taken from official sources such as the Income Tax Department, RBI, SEBI, EPFO, PFRDA and India Post.
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