What is the CAGR rule?

Asked by: Dr. Markus Langosh DDS  |  Last update: December 20, 2025
Score: 4.1/5 (71 votes)

It is often used to measure and compare the past performance of investments or to project their expected future returns. The CAGR formula is equal to (Ending Value/Beginning Value) ^ (1/No. of Periods) – 1.

What is the CAGR law?

To smooth out this fluctuation, CAGR averages these variations and provides a single growth rate. This makes it easier for investors to compare the performance of different investments. Now, to calculate the CAGR, you must use this formula: CAGR = (Ending Value / Beginning Value)^(1 / Number of Years) – 1.

What is CAGR in simple terms?

What is CAGR Meaning? Compounded annual growth rate (CAGR) depicts the cumulative performance of a particular variable over a significant period of time and is used to measure the relative profitability of businesses.

What is the rule of 72 for CAGR?

What is the Rule of 72? Here's how it works: Divide 72 by your expected annual interest rate (as a percentage, not a decimal). The answer is roughly the number of years it will take for your money to double. For example, if your investment earns 4 percent a year, it would take about 72 / 4 = 18 years to double.

What is the CAGR strategy?

Compound Annual Growth Rate (CAGR) is a robust metric used in backtesting investment strategies. By considering the compounding effect over time, CAGR provides valuable insights into the long-term performance of investments.

Understanding CAGR: Compound Annual Growth Rate Explained Simply

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What is the trick for calculating CAGR?

To calculate the CAGR of an investment:
  1. Divide the value of an investment at the end of the period by its value at the beginning of that period.
  2. Raise the result to an exponent of one divided by the number of years.
  3. Subtract one from the subsequent result.
  4. Multiply by 100 to convert the answer into a percentage.

What is the downside of CAGR?

Disadvantage of CAGR: Smoothing and Risk

One disadvantage of the Compound Annual Growth Rate is that it assumes growth to be constant throughout the investment's time horizon. This smoothing mechanism may yield results that differ from the actual situation with a highly volatile investment.

What is the 8 4 3 rule of compounding?

As per this thumb rule, the first 8 years is a period where money grows steadily, the next 4 years is where it accelerates and the next 3 years is where the snowball effect takes place.

What is the 7 3 2 rule?

The theme of the rule is to save your first crore in 7 years, then slash the time to 3 years for the second crore and just 2 years for the third! Setting an initial target of Rs 1 crore is a strategic move for several reasons.

How can I double $5000 dollars in a year?

10+ Ways to Double $5,000
  1. Start a Side Hustle. Perhaps the most common method of making more money is starting a side hustle. ...
  2. Invest in Stocks and Bonds. ...
  3. Day Trade. ...
  4. Save More Money. ...
  5. Buy and Resell Items on Amazon and eBay. ...
  6. Build an eCommerce Business. ...
  7. Sell Your Stuff. ...
  8. Earn cashback When You Shop.

What is a good CAGR ratio?

For companies with large capitalization, a CAGR in sales of 5% to 12% is good. For small-cap and midcap companies, a CAGR of 15% to 30% is good. Startup companies, on the other hand, should have a CAGR ranging from 100% to 500%.

Why is CAGR so important?

CAGR serves as a key performance indicator (KPI) for businesses by offering a consistent metric to gauge revenue growth, customer base, or specific market segments over time. This KPI helps management and stakeholders understand whether the company is on track to meet its long-term financial goals and future value.

Which industry has the highest CAGR?

Global Fastest Growing Industries in 2025
  • Global Tourism. ...
  • Global Airlines. ...
  • Global Semiconductor & Electronic Parts Manufacturing. ...
  • Global Marine & Container Terminal Operation. ...
  • Global Respiratory Ventilator Manufacturing. ...
  • Global HR & Recruitment Services. ...
  • Global Biotechnology. ...
  • Global Hotels & Resorts.

What is a CAGR for dummies?

CAGR is a simple metric that measures the average rate of growth of a sum, be that a figure like sales or an investment, over any number of periods. It's easy to picture visually: In Example 1 above, a $1.00 investment grows by 20% for three years to a value of $1.73. The CAGR is 20%.

What is the rule of 70 in CAGR?

The Rule of 70 Formula: It means, the doubling time is simply 70 divided by the constant annual growth rate. For instance, consider a quantity that grows consistently at 5% annually. According to the Rule of 70, it will take 14 years (70/5) for the quantity to double.

What is the law of compounding gains?

Buffet was speaking to the law of compounding gains, which goes something like this: small investments made consistently over time build upon themselves and, eventually, amount to something big.

What is the magic Rule of 72?

The Rule of 72 is an easy way to calculate how long an investment will take to double in value given a fixed annual rate of interest. Dividing 72 by the annual rate of return gives investors an estimate of how many years it will take for the initial investment to duplicate.

What is the 1 7 7 rule?

Many books on presentations advise people to follow a "1x7x7 rule" — which means that we should use no more than one main idea per slide, no more than seven lines or text, and no more than seven words per line. There are many variations of this advice such as the "1x6x6 rule" or the "1x8x8 rule." Good advice?

What is the 321 rule in life?

Three hours before you go to sleep, stop drinking alcohol. Two hours before you go to sleep, stop eating food. One hour before you go to sleep, stop drinking fluids.

What is the golden rule of compounding?

Compounding is the process where you earn interest on already accumulated interest. You can simply follow the 8-4-3 rule of compounding to grow your money. Let's understand it with an example.

What is the 69 rule in compound interest?

The Rule of 69 is a simple calculation to estimate the time needed for an investment to double if you know the interest rate and if the interest is compounded. For example, if a real estate investor earns twenty percent on an investment, they divide 69 by the 20 percent return and add 0.35 to the result.

How long does it take for a deposit of $1000 to double at 8% compounded continuously?

For example, if an investment scheme promises an 8% annual compounded rate of return, it will take approximately nine years (72 / 8 = 9) to double the invested money.

When should you not use CAGR?

CAGR limitations to keep in mind
  1. It doesn't account for investment volatility. ...
  2. It doesn't account for added funds in an investment portfolio. ...
  3. It can only be used to compare identical time periods. ...
  4. It is less reliable for shorter investment periods.

How to calculate CAGR formula?

  1. You may calculate CAGR using the formula: CAGR = (Ending Investment Value) / (Beginning Investment Value) ^ (1/n) -1. ...
  2. You may calculate CAGR using the ClearTax CAGR Calculator. ...
  3. CAGR shows you the smoothened average annual return earned by your investment each year.

What is better than CAGR?

For irregular investments with detailed cash flow data, XIRR is often more useful and accurate than CAGR since it accounts for the timing and size of all cash inflows and outflows. However, for regular investments focused on long-term growth, CAGR may be sufficient and easier to calculate.