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The Daily Insight

What are the drawbacks of IRR?

Author

Ava Robinson

Published Feb 18, 2026

A disadvantage of using the IRR method is that it does not account for the project size when comparing projects. Cash flows are simply compared to the amount of capital outlay generating those cash flows.

Why is a higher IRR better?

Essentially, IRR rule is a guideline for deciding whether to proceed with a project or investment. The higher the projected IRR on a project, and the greater the amount by which it exceeds the cost of capital, the higher the net cash flows to the company. Generally, the higher the IRR, the better.

What is the ideal IRR?

If you were basing your decision on IRR, you might favor the 20% IRR project. But that would be a mistake. You’re better off getting an IRR of 13% for 10 years than 20% for one year if your corporate hurdle rate is 10% during that period.

Why IRR is not a good measure?

When the calculated IRR is higher than the true reinvestment rate for interim cash flows, the measure will overestimate—sometimes very significantly—the annual equivalent return from the project. IRR’s assumptions about reinvestment can lead to major capital budget distortions.

What is IRR and its advantages and disadvantages?

IRR Method – Advantages, Disadvantages It considers the time value of money even though the annual cash inflow is even and uneven. 2. The profitability of the project is considered over the entire economic life of the project. In this way, a true profitability of the project is evaluated.

What is a good IRR rate?

Is a higher IRR good or bad?

One of the most common metrics used to gauge investment performance is the Internal Rate of Return (IRR). A less shrewd investor would be satisfied by following the general rule of thumb that the higher the IRR, the higher the return; the lower the IRR the lower the risk.

What are the disadvantages of the IRR method?

(4) A disadvantage of using the IRR method is that it does not account for the project size when comparing projects. When a project has some negative cash flow between other positive cash flows, the equation of the IRR method is satisfied with more than one rate of return, i.e., it reaches the trap of Multiple IRR.

How is required rate of return related to IRR?

(iv) Required Rate of Return is a Rough Estimate: The required rate of return is a rough estimate and is not completely used by the IRR method. Once IRR is found then it can be compared with the Required Rate of Return. The managers can safely take the decision without any risk because the IRR is no where linked with the required rate of return.

What are the disadvantages of internal rate of return?

The important drawback of IRR is that it recognizes the cash inflows generated by the project are reinvested to the internal rate of the project, but NPV recognizes such cash inflows are reinvested to the cost of capital of the organization. (3) The single discount rate ignores the varying future interpret rate.

Which is better, the discount rate or the IRR?

This discount rate is used to bring the present value of all the cash flows of the project to zero. Thus higher the expected rate of return the higher will be the IRR. Higher IRR is always preferable to the one with a lower IRR. This IRR can be used to rank the proposed projects in the business.