Ecommerce tool

Product Margin Calculator

Calculate gross profit, margin, and markup from price and cost.

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Instant useNo sign up, quick result.

Practical outputBuilt for real everyday checks.

Clear next stepJump from result to related guides.

What this tool helps with

Use this margin calculator to understand how much profit is left after product cost.

Quick start

Enter your values, review the result and use the guide block below for a clearer explanation, example and related tools.

Selling price (£)

Cost (£)

Gross profit

£0.00

Guide

How product margin is calculated

Gross profit is selling price minus cost. Margin usually expresses profit as a percentage of the selling price, while markup compares profit to cost.

This calculator helps you price products more clearly and compare pricing scenarios faster.

Example

Example use case

If a product sells for £40 and costs £25, the calculator shows the gross profit and the related margin and markup percentages.

Frequently asked questions

What is the difference between margin and markup?

Margin measures profit against selling price. Markup measures profit against cost.

Why is this important?

It helps with pricing, profitability and deciding whether a product has enough room for ads, fees and discounts.

Can I use this for ecommerce?

Yes. It is especially useful for stores, dropshipping, marketplaces and product-based businesses.

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Tool guide

How to use the product margin calculator

Calculate gross profit, margin, and markup from price and cost. Use this page for a fast estimate, compare a few scenarios, and adjust the inputs until the result matches what you need to decide.

This tool also sits inside the CalcBeacon ecommerce and profit cluster. That makes it easier to find from category pages, related tools, and supporting guides when you want to compare options.

When it is usefulUse this tool when you want a fast estimate, want to compare options, or want a clearer answer before moving on.

Common mistakesCheck that your numbers use the same units, avoid leaving key fields blank, and test a second scenario so you can see how sensitive the final result is.

Next useful stepAfter using this page, compare the result with a related calculator or open the guide to check the number in context.

Related tools

Use these related tools to compare nearby calculations and move to the next step faster.