What is the Break Even Calculator?
Find how many units you must sell to cover fixed and variable costs.
Enter fixed costs, selling price per unit and variable cost per unit and the Break Even Calculator returns break-even units, break-even sales, contribution margin per unit and contribution margin ratio. Results update as you type, and nothing you enter leaves your device.
How it is calculated
Break-even units = Fixed costs ÷ (Price − Variable cost)
How to use it
- Enter fixed costs.
- Enter selling price per unit.
- Enter variable cost per unit.
- Read break-even units in the results panel. It updates as you type.
- Change any value to compare scenarios, or use Share to send the result as a link.
Worked example
Common questions
What formula does the Break Even Calculator use?
It uses: Break-even units = Fixed costs ÷ (Price − Variable cost).
What do I need to use the Break Even Calculator?
You need fixed costs, selling price per unit and variable cost per unit. Sensible starting values are filled in so you can see how it works straight away.
Is the Break Even Calculator free, and is my data stored?
It is free with no sign-up. The calculation runs in your browser, so the values you enter are not sent to or stored on our server.