ROI Calculator

Calculate your return on investment. Compare annualized returns and see your net gain.

Amount Invested ($)

Amount Returned ($)

Investment Period (Years)

How long you held the investment

Net Gain / Loss

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Total ROI

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Annualized ROI

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Investment Multiple

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How ROI Is Calculated

ROI = (Gain / Cost) × 100. Annualized ROI accounts for holding period: [(1 + ROI)^(1/years) - 1] × 100. A good annualized ROI for long-term investing is 7-10% (S&P 500 historical average).