ROI & Break-even Calculator
Compare costs, revenue and payback from your own assumptions.
Runs locally in your browser
Profit
1000.00
ROI
25.0%
Break-even units
50
Use one consistent currency. A selling price at or below variable cost cannot cover fixed cost.
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What is the ROI & Break-even Calculator?
Compare costs, revenue and payback from your own assumptions.
How to use it
- 1Enter fixed cost, selling price and variable cost per unit.
- 2Enter a projected sales volume.
- 3Compare profit, ROI and break-even units.
How it works
Profit equals revenue minus cost. ROI is profit divided by cost. Break-even units round fixed cost divided by contribution margin per unit upward.
Example
With $1,000 fixed cost and $20 margin per unit, break-even requires 50 units.
Limitations & notes
- The result depends entirely on your inputs and excludes taxes, financing and changing costs.
- This is planning arithmetic, not financial advice.
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