ROI Calculator
Enter the investment cost and gain to calculate your return on investment percentage. A fundamental metric for comparing investment performance.
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ROI
Enter values to calculate
How to Use the ROI Calculator
1
Enter the total investment cost.
2
Enter the gain from the investment.
3
View the ROI percentage.
Frequently Asked Questions
How is ROI calculated?
ROI = ((Gain - Cost) / Cost) × 100. A positive ROI means profit; negative means a loss.
What is a good ROI?
It depends on context. Stock markets average 7-10% annually. Real estate varies by market. Marketing often targets 500%+.
Does ROI account for time?
Basic ROI does not factor in time. For time-adjusted returns, use annualized ROI or IRR.