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Profit Margin Calculator
Enter cost and selling price; get profit, margin and markup — the three numbers every pricing decision needs.
- Instant results
- No signup
- Remembers your inputs
- Rates checked Oct 2026
How the profit margin calculator works
Profit = Selling − Cost. Margin = Profit ÷ Selling × 100. Markup = Profit ÷ Cost × 100.
How to use it
- Move the sliders or type exact figures — results update as you go.
- Read the highlighted result first, then the breakdown and chart.
- Open the year-by-year table to plan ahead, or copy the result into your notes.
Frequently asked questions
Margin vs markup?
Margin is profit as a share of the selling price; markup is profit as a share of cost. A 50% markup equals a 33.3% margin.
Results are estimates for planning, not financial, tax or investment advice. Rates and rules change — confirm with your bank, the scheme's official notice or a CA. Last reviewed 13 October 2026.
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