Finance & Business
Margin Calculator
Calculate profit margin, markup, selling price, and cost for your business
Reviewed by the calculator.uk.com Team · Last reviewed 25 April 2026 · Our methodology
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Related to Margin Calculator
The margin calculator helps businesses determine profit margins, markups, selling prices, and costs. It uses fundamental pricing formulas to calculate these essential business metrics. Understanding the relationship between cost, selling price, margin, and markup is crucial for making informed pricing decisions.
Key Formulas
• Margin (%) = (Profit ÷ Selling Price) × 100
• Markup (%) = (Profit ÷ Cost) × 100
• Selling Price = Cost ÷ (1 - Margin%/100)
• Cost = Selling Price × (1 - Margin%/100)
• Profit = Selling Price - Cost
The calculator offers four calculation modes to solve for different variables. You can calculate the margin percentage when you know the cost and selling price, determine the markup percentage, find the optimal selling price based on desired margin, or calculate the cost when you know the selling price and desired margin.
Understanding the relationship between different pricing metrics helps make better business decisions. Here's how to interpret each result:
Margin vs. Markup
Margin and markup are different metrics that serve different purposes. Margin is calculated as a percentage of the selling price and tells you what portion of your revenue is profit. Markup is calculated as a percentage of the cost and tells you how much you've increased the price above your cost.
Profit Analysis
The profit shown in the results represents your gross profit before considering operating expenses, taxes, and other costs. It's important to ensure your margin is sufficient to cover all business expenses while maintaining competitiveness in your market.
1. What's the difference between margin and markup?
Margin is the profit percentage of the selling price, while markup is the percentage increase over the cost. For example, if you buy an item for £100 and sell it for £150, your margin is 33.33% (£50/£150), but your markup is 50% (£50/£100).
2. How do I determine the right margin for my business?
The right margin depends on your industry, competition, operating costs, and business strategy. Consider factors like market positioning, overhead costs, industry standards, and target profitability. Most retail businesses aim for margins between 25% and 50%.
3. Why is my markup percentage higher than my margin percentage?
Markup is always higher than margin because it's calculated as a percentage of cost rather than selling price. For example, a 50% margin equals a 100% markup, and a 33.33% margin equals a 50% markup.
4. Should I use margin or markup for pricing decisions?
Both metrics are useful for different purposes. Margin is typically used for financial analysis and profit reporting, while markup is often used for initial pricing decisions and quick calculations. Many businesses use both metrics to get a complete picture of their pricing strategy.
5. What is the scientific source for this calculator?
Margin and markup are basic ratios — profit as a percentage of selling price, and profit as a percentage of cost — arithmetic used throughout business and retail pricing rather than a formula defined by any single accounting standard. The relationship between the two, for example that a 50% margin always equals a 100% markup, follows directly from the algebraic definitions of each term and is explained the same way in introductory accounting and small-business finance texts. Both GAAP and IFRS rely on the same underlying gross-profit concept when businesses report margin figures in financial statements, which is why the definitions used here are consistent across accounting frameworks.