Profit Margin Calculator

Seller Cost Guide Calculator

Estimate gross profit, net profit, profit margin and markup using your revenue, product cost, marketplace fees, shipping, packaging, advertising and other selling expenses.

Results update automatically as you edit the fields.

Your estimated margin

These results are estimates for planning purposes. Use them to understand how much profit is left after selling costs.

Total revenue $0.00
Total costs $0.00
Gross profit $0.00
Net profit $0.00
Gross margin 0%
Net margin 0%
Markup on total costs 0%

Cost breakdown

Product cost $0.00
Marketplace fees $0.00
Shipping cost $0.00
Packaging cost $0.00
Ad cost $0.00
Other expenses $0.00
Formula used: Net profit = revenue - total costs. Net margin = net profit / revenue.

Assumptions used

Generic margin calculator
  • Gross profit uses revenue minus product cost only.
  • Net profit subtracts product cost, marketplace fees, shipping, packaging, ads and other expenses.
  • Markup on total costs compares net profit with total costs.
  • This calculator is for margin estimates only and is not financial or tax advice.

How this profit margin calculator works

This profit margin calculator estimates your gross profit, net profit, gross margin, net margin and markup based on your revenue and selling costs.

Enter your total revenue, product cost, marketplace fees, shipping, packaging, advertising and other expenses. The calculator then shows how much profit is left after your costs.

What it calculates

  • Total revenue
  • Total costs
  • Gross profit
  • Net profit
  • Gross margin
  • Net margin
  • Markup on total costs

Costs included

  • Product cost
  • Marketplace fees
  • Shipping cost
  • Packaging cost
  • Ad cost
  • Other expenses

Example profit margin calculation

Suppose your revenue is $50.00. Your product cost is $15.00, marketplace fees are $5.00, shipping costs $4.50, packaging costs $1.00, ads cost $3.00 and other expenses are $2.00.

The calculator subtracts those costs from your revenue to estimate your net profit and net margin.

This helps you understand whether a product is profitable enough after all selling costs, not just product cost.

Gross margin vs net margin

Gross margin

Gross margin compares gross profit with revenue. In this calculator, gross profit uses revenue minus product cost only.

Net margin

Net margin compares net profit with revenue after marketplace fees, shipping, packaging, ads and other expenses are included.

Common margin mistakes for online sellers

Costs sellers often miss

  • Marketplace fees
  • Payment processing fees
  • Ad cost per order
  • Packaging materials
  • Shipping undercharges
  • Refunds and discounts

Ways to improve margin

  • Increase the selling price
  • Reduce product or packaging costs
  • Review shipping strategy
  • Reduce ad dependency
  • Bundle low-ticket products
  • Compare platforms before listing

Related calculators

Use these related tools to price products and estimate platform-specific selling fees.

FAQ

What is a profit margin calculator?

A profit margin calculator estimates how much profit remains after costs and expenses are subtracted from revenue.

What is the difference between gross margin and net margin?

Gross margin usually looks at revenue minus product cost. Net margin includes more selling costs, such as fees, shipping, packaging, ads and other expenses.

What is a good profit margin for online sellers?

There is no single good margin for every seller. It depends on the product, platform, shipping costs, advertising costs and business model.

Does this calculator include taxes or VAT?

No. Taxes, VAT, income tax, sales tax and other tax rules are not included. This calculator is for margin estimates only and is not tax or financial advice.

Why is net margin lower than gross margin?

Net margin is usually lower because it includes more costs, such as marketplace fees, shipping, packaging, advertising and other expenses.

Can I use this for Etsy, eBay, Shopify or Amazon?

Yes, as a general margin estimate. For platform-specific fees, use a dedicated calculator such as the Etsy Fee Calculator or future eBay, Shopify and Amazon tools.