Profit Margin Calculator

Gross margin, markup and profit per unit from cost and selling price.

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Enter your details and press Calculate to see results.

Formula

margin = (price − cost) ÷ price × 100 · markup = (price − cost) ÷ cost × 100

Example

$40 cost sold at $100 → $60 profit, 60% margin, 150% markup. Same deal, different bases.

Margin vs markup — the classic mix-up

Both describe the same dollar profit from different denominators. Pricing a 50% margin using a 50% markup quietly undercharges you; a 50% margin requires a 100% markup.

Frequently asked questions

What's a healthy margin?

It varies enormously by industry — grocery runs single digits, software can exceed 80%. Benchmark against your sector, not a universal rule.