ROI Calculator
Calculate return on investment, net profit, and ROI percentage in seconds.
Calculate ROI
Enter values to calculate your ROI.
Formula
ROI measures how efficiently an investment generates profit compared with its cost.
What is ROI?
Return on Investment, or ROI, is a simple way to measure profitability. It shows how much profit you earn compared with what you spent.
Example ROI calculation
If you invest £1,000 and receive £1,500 back, your profit is £500. Your ROI is 50%.
Why ROI matters
ROI helps compare investments, campaigns, products, and business decisions using a single percentage.
Business insight
Most people focus on revenue. Smart operators focus on ROI, because efficiency often beats volume over time.
Frequently Asked Questions
What is a good ROI?
A good ROI depends on the industry, risk level, and timeframe.
Can ROI be negative?
Yes. ROI is negative when your return is lower than your original investment cost.
Is ROI the same as profit?
No. Profit is the amount made. ROI expresses that profit as a percentage of the original investment.