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Internal Rate of Return (IRR) Calculator

Find the annualized return that makes a project's net present value zero, assuming equal annual cash flows. Use it to judge whether an investment clears your required rate of return.

Initial Investment ($)

Annual Cash Flow ($)

Number of Years (years)

Fill in the required fields to see your result.

Accounting

Return on Investment Calculator

Calculate return on investment (ROI) — the simple percentage gain or loss from an investment relative to its initial cost. Use it as the most universal profitability measure for marketing campaigns, real estate, stock trades, and business projects.

Gain from Investment ($)

Cost of Investment ($)

Fill in the required fields to see your result.

Key differences

	Internal Rate of Return (IRR) Calculator	Return on Investment Calculator
Category	Financial	Accounting
Inputs required	3	2
Result	Internal Rate of Return (%)	Return on Investment (%)
What it does	Find the annualized return that makes a project's net present value zero, assuming equal annual cash flows. Use it to judge whether an investment clears your required rate of return.	Calculate return on investment (ROI) — the simple percentage gain or loss from an investment relative to its initial cost. Use it as the most universal profitability measure for marketing campaigns, real estate, stock trades, and business projects.