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CAGR shows the average annual growth rate assuming smooth compounding, while XIRR accounts for irregular cash flows and their exact timing, making it more accurate for real-world investments.
ِِActually, XIRR vs. CAGR is one of the most common questions investors face when calculating returns, and choosing the right one ensures accuracy.
CAGR applies to lump-sum investments, whereas XIRR captures a variety of cash flows, including SIPs; hence, it is more realistic to most investors.
Most investors consider the end value of their portfolio and believe they are making high returns. However, those figures can be misleading when money has been added or taken out at other times. The incorrect measurement method can give you a misguided view of your performance.
The Compound Annual Growth Rate, or CAGR, represents the average annual growth of an initial investment. XIRR or Extended Internal Rate of Return compensates for the magnitude and timing of cash flows, and is more appropriate for systematic or irregular investments.
This article describes the functionality of CAGR and XIRR, the distinction between them, and their usage. At the end of the day, you will see which fits your investment style and how to measure your returns correctly.
What Is CAGR? (Definition & Basics)
CAGR – Compound Annual Growth Rate – shows the average yearly growth rate of a single investment over a set period of time.
It assumes that you reinvest all profits every year.
CAGR smooths out the bumps and humps in your return. It indicates the amount your investment would earn annually if earned constantly. Think of it as taking an average speed on a road trip where you travel at different speeds.
The CAGR return is best for a one-time investment you keep for several years. It provides a clear annual view of how things were going.
Here is the formula for CAGR:
- CAGR = (Ending Value / Beginning Value)*(1/n) – 1
Let’s look at a CAGR example. You invest $10,000 in a fund. After three years, it’s worth $14,049.
Using the numbers:
- Ending Value = $14,049
- Beginning Value = $10,000
- Years = 3
CAGR = (14,049/10,000)*(1/3) – 1 = 12%
Your investment increased in value by 12% annually on average. The CAGR vs XIRR comparison reveals where this method is missing.
What Is XIRR? (Definition & Basics)
The XIRR – Extended Internal Rate of Return is a tool that determines your annual returns when you invest or withdraw at different times in various years.
XIRR return (as opposed to CAGR) examines each transaction and its date. This renders it far more realistic in the actual investing.
XIRR is a clear winner when XIRR vs. CAGR is compared in SIP scenarios. SIPs are regular investments done every month, and XIRR will apply weight to each investment depending on the duration for which your money was invested.
Example:
Imagine you made the following investments in a mutual fund:
| Date | Cash Flow |
| Jan/1/2023 | -$1,000.00 |
| May/15/2023 | -$500.00 |
| Sep/10/2023 | -$500.00 |
| Jan/1/2024 | $2,200.00 |
The investments are negative numbers. Withdrawals are positive numbers.
To enter the formula in this Excel, use XIRR( cash flows, dates).
This yields an estimated 19.8% annual return. The XIRR automatically takes care of the timing of each investment.
CAGR vs XIRR – The Key Differences
The key difference between CAGR vs XIRR is that CAGR works for a single investment over time, while XIRR accounts for multiple cash flows made at different dates.
Here’s an XIRR vs CAGR difference table:
| Basis | CAGR (Compound Annual Growth Rate) | XIRR (Extended Internal Rate of Return) |
| Definition | Average yearly growth of one investment | Yearly return for multiple cash flows |
| Calculation Method | Uses start value, end value, and time period | Uses exact dates and amounts of all transactions |
| Best For | One-time investments held long-term | SIPs, multiple investments, withdrawals |
| Cash Flow Frequency | Single investment in, single withdrawal out | Multiple irregular transactions |
| Accuracy | Good for its purpose, misleading for multiple investments | Highly accurate for real portfolios |
| Complexity | Simple, can be calculated by hand | Needs a spreadsheet or a calculator |
For CAGR vs XIRR mutual fund investing, XIRR usually works better since most people make regular contributions.
CAGR vs XIRR which is better depends on your situation. One-time investment? CAGR works fine. Regular investing? XIRR gives better results.
CAGR vs Absolute Return vs XIRR
Absolute return shows the total gain or loss on an investment, CAGR annualizes growth, and XIRR adjusts for the timing of each cash flow.
Together, these methods give investors different perspectives on performance.
Absolute return will indicate how much you have gained or lost in percentage. No time factor involved. Assuming your $1,000 returns to $1,300, you had a 30% absolute gain.
The problem of CAGR vs absolute return is timing. Absolute return does not tell you whether you have made 30% in one year or ten years. XIRR vs. absolute return represents an even wider divergence as XIRR follows the timing of each dollar being invested.
Here’s an example:
You invest $10,000. After two years, it’s worth $12,100.
- Absolute Return: (12,100 – 10,000) ÷ 10,000 = 21%
- CAGR: (12,100 ÷ 10,000)*(1/2) – 1 = 10% yearly
- XIRR: 10% also in this single investment.
So, assume you started with an investment of 5,000, then you added 5,000 after a year, and now you have 12,100 in the account. This is a break point of CAGR, but absolute return vs XIRR vs CAGR indicates that XIRR yields the correct annual return.
When to Use CAGR vs XIRR (Practical Scenarios)
Apply CAGR on single lump-sum investments and XIRR on cash flows at various dates. The selection of the appropriate method depends on the investment’s nature and timing.
CAGR works best when:
- You put in a lump sum at the beginning, and redeem it altogether at the end.
- You would like to compare various funds or asset classes long-term.
- You require a one-time investment rate and a simple annualised growth figure.
Assuming that you invest $20,000 in a gold ETF in 2018 and grow it to $30,000 in 2023, CAGR will provide an annual growth rate of approximately 8%.
XIRR is more accurate when:
- You invest either via SIPs or irregular investments.
- You pull out amounts in parts throughout the investment period.
- You wish your return would indicate the amount and the time of cash flows.
For example, consider you put money in a mutual fund at a rate of $1000 each month, over a year-long period, then you get out half of that in 18 months, XIRR will compute the actual annualised rate, taking into account each date and amount. It is impossible to capture this complexity through CAGR.
To easily calculate these returns and compare performance, many investors use platforms like STARTRADER. It offers built-in tools for tracking investment performance accurately.
To get clean, one-time investments, apply CAGR. In a practical, real-life investment with many deposits and withdrawals, XIRR represents the real picture.
Also Read : How to Invest in Shares in India
How to Calculate CAGR and XIRR (Step-by-Step)
CAGR shows the average yearly growth rate of an investment, while XIRR accounts for irregular cash flows and dates to give the annualized return.
Calculating CAGR Manually
The CAGR vs XIRR example shows the difference clearly. Let’s use our earlier numbers: $10,000 grows to $14,049 in 3 years.
CAGR calculation:
- Divide ending by beginning: 14,049/10,000 = 1.4049
- Raise to power of 1/years: 1.4049*(1/3) = 1.12
- Subtract 1: 1.12 – 1 = 0.12
- Convert to percentage: 12%
Using an XIRR calculator in Excel:
Prepare your information in two columns. Column A gets your dates. Column B gets your cash flows. Your investments are negative figures. Final values or withdrawals are positive.
Then, in any blank cell, enter the following: =XIRR(B2:B5, A2:A5).
Your cash flows are in the B column. The A column holds your dates. Click on the Enter key and format the cell as a percentage.
This XIRR calculator tool is more effective with regular investments such as SIPs because it automates a number of transactions.
Pros and Cons of CAGR vs XIRR
CAGR is simple and clear, but XIRR is more accurate for real-world cash flows. Here are their strengths and weaknesses according to your investment style:
CAGR Pros:
- Simple to compute and interpret.
- Good when comparing one-time investments.
- A common industry measure of fund performance.
CAGR Cons:
- Does not manage numerous investments.
- Deceptive in the case of SIPs or active portfolios.
- Reports theoretical smoothed figures rather than actual returns.
XIRR Pros:
- True to many non-regular investments.
- Displays your own personal return (based on real transactions).
- Best in total portfolio following and SIPs.
XIRR Cons:
- More complicated, it requires a spreadsheet or a calculator.
- Sensitive to the accuracy of date and amount.
- Not suitable for comparing various funds.
You should use CAGR when you need an easy, high-level measure of growth, but switch to XIRR when accuracy and cash flow timing matter.
Common Mistakes to Avoid
Common mistakes include using CAGR for uneven cash flows, ignoring the timing of investments with XIRR, comparing CAGR and XIRR without context, and misinterpreting them as interchangeable.
The XIRR vs CAGR mistakes occur when people apply the wrong tool to their situation or misread the numbers. For example:
- The biggest mistake is using CAGR for regular investments like SIPs. This leaves you with numbers that are too good to be true.
- When you calculate XIRR, you need to account for your present investment value and the current date as a positive value. Many people forget this step.
- Getting cash flows backwards is also problematic. Investments should be negative numbers and withdrawals positive.
Research has found that investor returns frequently underperform fund returns because of bad timing choices. Learning about XIRR vs CAGR risks will prevent you from making wrong decisions.
FAQs
The major difference is that while CAGR is related to a single lump sum investment over a period, XIRR is related to multiple investments made at different times. XIRR takes into account the timing of cash flows while CAGR does not.
XIRR is clearly better for SIPs. Because SIPs are made up of regular cash flows, XIRR is the only way to determine your actual annualized return.
Yes, for portfolios with multiple transactions (SIPs, additional purchases, etc), XIRR offers a more accurate, customized return since it captures the timing and the amount of all cash flows.
CAGR is an annualized figure. If that absolute return were, say, 50% over five years, then the CAGR would be much lower (about 8.4%) because it averages that growth over the total period.
Conclusion
There is no correct answer to the XIRR vs CAGR debate. But most real investors have an obvious choice.
CAGR is a better measure for one-time investments. XIRR is a more useful metric when regularly investing money into your portfolio.
Do you invest using SIPs, or do you invest at different times? If so, use XIRR. It provides you with the actual results of the performance of your investments.
Choose the correct tool. You will know what the real story is with your money.
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