Short answer: CAGR, or compound annual growth rate, is the annualised rate at which an investment grows, with the effect of compounding built in. You can calculate it from just three inputs: the beginning value, the ending value, and the number of years the investment was held.
Last reviewed: 10 November 2026
At a glance
| Term | What it measures | What you need |
|---|---|---|
| CAGR | Smoothed annual growth rate, with compounding | Beginning value, ending value, years |
| Absolute return | Total percentage change, ignoring time | Beginning value, ending value |
| Beginning value | Value at the start of the period | One starting figure |
| Ending value | Value at the end of the period | One closing figure |
| Number of years | Length of time the money was held | One duration figure |
Why does CAGR smooth out the ride?
Compounding means each year’s growth is earned on the amount that already includes earlier growth. Over several years, this produces a growth path that CAGR summarises as one steady yearly rate.
Real mutual fund returns do not arrive in a neat line. One year may be strongly positive, the next negative, and the next flat. CAGR hides this variation and reports only the start and end points, so the rate describes the overall journey, not the actual year-by-year experience.
How is CAGR calculated, step by step?
The formula is:
CAGR = (Ending value ÷ Beginning value) raised to the power of (1 ÷ number of years), minus 1
The steps are:
- 1. Divide the ending value by the beginning value.
- 2. Raise the result to the power of one divided by the number of years.
- 3. Subtract 1 from the answer.
- 4. Multiply by 100 to express it as a percentage.
Because the formula needs only these three inputs, it works from a statement showing what you started with and what you ended with. It does not need the yearly figures in between.
What does a worked example look like?
The following is a hypothetical example with invented numbers, included only to show the arithmetic. It is not a forecast or a description of any real fund.
Suppose an investor put ₹1,00,000 (one lakh) into a scheme, and two years later the holding was worth ₹1,21,000.
- Divide the ending value by the beginning value: 1,21,000 ÷ 1,00,000 = 1.21
- Raise to the power of 1 ÷ 2 (the square root): 1.21 raised to 0.5 = 1.10
- Subtract 1: 1.10 − 1 = 0.10
- Express as a percentage: CAGR = 10% a year
The same ₹1,21,000 ending value would give 10% CAGR even if the yearly path were very different, such as a 21% rise in year one followed by no change in year two. The CAGR depends only on the endpoints.
How is CAGR different from absolute return?
Absolute return is the total percentage change from the initial value to the final value. In the example above, the absolute return is 21%, because ₹1,00,000 became ₹1,21,000.
Absolute return ignores how long the investment was held. A 21% gain over two years and a 21% gain over ten years show the same absolute return, but their CAGRs are very different. That is the main reason CAGR is used when comparing holdings of different lengths.
Where does CAGR fall short?
CAGR has several catches that a reader should understand before relying on it.
- It assumes steady growth. Fund returns fluctuate, so the actual path can differ sharply from the CAGR, even when the endpoints match.
- It uses only two values. A fund that fell heavily in the middle of the period and then recovered can show the same CAGR as one that rose steadily.
- It needs a single starting amount. Because the formula takes one beginning value, it does not directly describe money added over time in several instalments.
- It is not a prediction. A past CAGR describes what happened, not what will happen.
How do investors and fund companies use CAGR?
Investors and asset management companies use CAGR to assess how mutual fund schemes have performed. Because CAGR converts growth into an annual rate, it also lets them compare funds over the same period on a like-for-like basis.
CAGR can also be used to estimate future value, which helps with financial planning and goal setting. Using the example above, a 10% annual rate applied to ₹1,00,000 over two years gives ₹1,21,000. Such calculations show arithmetic outcomes at a chosen rate; they do not show what a fund will actually earn.
Frequently asked questions
Is CAGR the same as the return I actually earned each year?
No. CAGR is a smoothed annual rate, while actual fund returns fluctuate from year to year. The actual path can differ from the CAGR even when the start and end values are the same.
What three numbers do I need to calculate CAGR?
You need the beginning value, the ending value, and the number of years the investment was held. Those three inputs are enough for the formula.
Why is CAGR better than absolute return for comparing funds?
Absolute return ignores how long the investment was held, while CAGR converts growth into an annual rate. This allows funds to be compared over the same period.
Can CAGR tell me what a fund will return in future?
No. CAGR can be used to estimate future value at a chosen rate, which helps with planning. It does not predict what a fund will actually earn.
Sources and last check
Facts in this article were checked against the sources below on 10 November 2026. Rules and figures can change; check the primary source before acting.
- kotakneo.com (broker education)
- icicidirect.com (broker education)
- 5paisa.com (broker education)
- groww.in (broker education)
This article is general information, not investment advice. MyFinanceBandhu is not a SEBI-registered investment adviser.