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Discount Margin Calculator

Your margin after a discount and how many more units you must sell to earn the same profit.

Enter values

Results update as you type.

Result

Margin after discount

31.25%

Margin before
45%
Sales lift needed
80%

About the Discount Margin Calculator

Your margin after a discount and how many more units you must sell to earn the same profit.

Also known as: margin after discount, discount impact on profit, sale margin.

How to use this calculator

  1. Enter regular price, cost, discount.
  2. The result updates instantly as you type — press Calculate (or Enter) at any time.
  3. Review the breakdown shown under the main result.
  4. Use Copy result or Share to save the answer or send a link with your inputs.

Formula

Lift = old unit profit ÷ new unit profit − 1

Worked example

Using the values pre-filled in the calculator above:

  • Regular price = 60
  • Cost = 33
  • Discount = 20 %

the calculator returns:

  • Margin after discount: 31.25%
  • Margin before: 45%
  • Sales lift needed: 80%