Profit Margin Calculator

Work out profit, margin and markup from cost and selling price.

About this tool

Margin is profit as a share of the selling price. Markup is profit as a share of cost. Enter cost and price to see both.

How to use Profit Margin Calculator

  1. Enter your cost price.
  2. Enter the selling price.
  3. Read profit, margin and markup.

Frequently asked questions

Margin vs markup?

Margin divides profit by revenue. Markup divides profit by cost, so markup is always larger.

What if I sell at a loss?

Profit and margin show as negative numbers.