ROI Calculator
Calculate ROI as a percentage from your initial investment and final value. Expresses return on investment in the standard language of business and investing.
Worked example
Invest 1,000, gain 1,300: ((1,300 − 1,000) ÷ 1,000) × 100 = 30%
How to calculate
- Enter the initial investment.
- Enter the final value.
- Read the ROI percentage.
Formula
ROI = ((Gain − Cost) ÷ Cost) × 100
Explanation
- Evaluating marketing campaigns and business investments.
- Comparing portfolio performance across assets.
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Use CalculatorFrequently Asked Questions
What is a good ROI?
Context matters. A 7–10% annual ROI is strong for long-term investments; short-term campaigns may target 200%+ ROI. Compare against benchmarks for your sector.
Does ROI account for time?
Basic ROI does not. For time-weighted comparisons, use annualized ROI or CAGR instead.