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Profit Margin & Markup Calculator (Gross Margin)

Calculate gross profit margin, markup percentage, and revenue.

Calculate gross profit margin and markup percentages instantly. Input your product cost and selling price to understand profitability, pricing markups, and net profit dollars on every transaction.
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Profit Margin & Markup Calculator

Calculate gross profit, margin percentage, and markup for products and services.

Presets:

Gross Profit

$50.00

Profit Margin

50.00%

Markup

100.00%
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How It Works & Calculation Method

In commercial retailing, e-commerce, and corporate finance, understanding the mathematical difference between profit margin and markup is vital. While related, confusing the two is one of the most common causes of business insolvency.

Profit margin represents the percentage of selling price that is profit, whereas markup represents the percentage added to cost to arrive at the selling price. Our calculator computes both metrics simultaneously.

Enter your total product cost and sales revenue (or selling price). The tool calculates gross profit by subtracting cost from revenue.

It determines Profit Margin as (Profit / Revenue) * 100, and Markup Percentage as (Profit / Cost) * 100.

Mathematical Formula

Gross Margin = [(Revenue - Cost) / Revenue] * 100 | Markup = [(Revenue - Cost) / Cost] * 100

Worked Example: Item Cost of $60 Sold for $100

An online store purchases a product for $60 wholesale and retails it for $100.

•Cost = $60.00. Revenue = $100.00.
•Gross Profit = $100.00 - $60.00 = $40.00.
•Profit Margin = ($40.00 / $100.00) * 100 = 40.00%.
•Markup Percentage = ($40.00 / $60.00) * 100 = 66.67%.
Final Result: Gross Margin: 40.0% | Markup: 66.67% | Profit: $40.00

Common Pitfalls to Avoid

  • •Confusing markup with margin: a 50% markup equals only a 33.3% profit margin.
  • •Pricing products with a markup thinking it will yield an equivalent margin, leading to underpriced goods.
  • •Omitting overhead variable costs such as payment gateway fees, packaging, and shipping.

Who This Tool Is For

  • •E-commerce store owners setting retail product pricing strategies.
  • •Small business retailers and wholesalers calculating inventory markups.
  • •Financial analysts auditing gross corporate profitability metrics.

How to Use the Profit Margin Calculator

1

Input Product Cost

Enter the total wholesale cost or cost of goods sold.

2

Input Selling Price

Enter the retail selling price to customers.

3

View Profit & Markup

Instantly see margin percentage, markup percentage, and profit dollars.

Frequently Asked Questions

What is the difference between margin and markup?
Margin is profit divided by revenue (selling price), while markup is profit divided by product cost. Markup is always higher than margin for profitable sales.
What is a good profit margin for retail?
A healthy gross profit margin for retail typically ranges between 30% and 50%, depending upon industry overhead and inventory turnover.
If I want a 50% margin, what markup do I need?
To achieve a 50% profit margin, you must apply a 100% markup (double the product cost).
How do I calculate gross profit?
Gross profit is calculated simply by subtracting the Cost of Goods Sold (COGS) from total sales revenue.
Can profit margin be negative?
Yes, if product cost exceeds selling revenue, your profit margin will be negative, indicating an operating loss.
How do discounting promotions affect profit margin?
A 20% discount off retail price can cut gross profit margins by more than half, depending upon your underlying cost structure.

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Last updated: 10/9/2026