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Both calculators run independently — change the inputs on either side to compare results.

Return on Investment (ROI) Calculator

Compute the simple or annualized return on investment (ROI) for any business or personal investment, including all upfront and ongoing costs. Use it to rank projects, compare marketing channels, or sanity-check whether a deal beats your hurdle rate.

Initial Investment ($)

Final Value ($)

Investment Period (years)

Additional Costs ($)

ROI Calculation Type

Stock Market

CAGR Calculator

Calculate the compound annual growth rate (CAGR) — the constant per-year rate that turns an investment's starting value into its ending value. Use it to compare funds, portfolios, or business metrics that grew at uneven annual rates on a level playing field.

Initial Investment Value ($)

Final Investment Value ($)

Number of Years (years)

Key differences

	Return on Investment (ROI) Calculator	CAGR Calculator
Category	Business	Stock Market
Inputs required	5	3
Result	Return on Investment (%)	CAGR (%)
What it does	Compute the simple or annualized return on investment (ROI) for any business or personal investment, including all upfront and ongoing costs. Use it to rank projects, compare marketing channels, or sanity-check whether a deal beats your hurdle rate.	Calculate the compound annual growth rate (CAGR) — the constant per-year rate that turns an investment's starting value into its ending value. Use it to compare funds, portfolios, or business metrics that grew at uneven annual rates on a level playing field.