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Break Even Point Calculator.
Calculates the number of units you need to sell to cover your fixed and variable costs, and shows the break-even revenue.
Your inputs
How it works
- 1
Enter your total fixed costs for the period.
- 2
Enter the selling price per unit.
- 3
Enter the variable cost per unit.
- 4
The calculator divides fixed costs by the contribution margin per unit to get break-even units.
fixed_costs / max(price_per_unit - variable_cost_per_unit, 0.0001)Frequently asked questions
What is the break-even point?
It's the number of units you must sell so that total revenue equals total costs, resulting in zero profit.
What if variable cost is higher than price?
Then the contribution margin is negative, meaning you lose money on each sale. The calculator will show a very large number, indicating you can never break even.
How can I lower my break-even point?
Reduce fixed costs, increase price, or lower variable costs. Even small changes can significantly reduce the units needed.
Explore this calculator category
Results
Formula checkedEstimate for general guidance only — verify important decisions with an appropriate professional.
How it works
Calculates the number of units you need to sell to cover your fixed and variable costs, and shows the break-even revenue.
- Enter your total fixed costs for the period.
- Enter the selling price per unit.
- Enter the variable cost per unit.
- The calculator divides fixed costs by the contribution margin per unit to get break-even units.
Formulas
The math behind this calculator, written out so you can verify the result.
Break-Even Units
This formula calculates how many units you need to sell to cover all costs. The denominator is the contribution margin per unit.
Example:
Input: Fixed Costs = $50,000, Price = $25, Variable Cost = $15
Calculation: 50,000 / (25 - 15) = 50,000 / 10
Result: 5,000 units
Break-Even Revenue
This gives the total sales revenue at the break-even point.
Example:
Input: Break-Even Units = 5,000, Price = $25
Calculation: 5,000 × 25
Result: $125,000
Real-world use cases
Where this calculation shows up in everyday life.
Pricing Strategy
Determine the minimum price needed to cover costs at a target sales volume.
Example: If you want to sell 2,000 units and fixed costs are $30,000 with variable cost $10, you need a price of at least $25.
Cost Control
See how reducing fixed or variable costs lowers the break-even point.
Example: Cutting fixed costs by 10% reduces break-even units by 10%.
Sales Target Setting
Set realistic sales goals to ensure profitability.
Example: If break-even is 5,000 units, you know you need to sell more than that to make a profit.
Tips and common mistakes
Tips
- Use accurate cost data for reliable results.
- Revisit your break-even point regularly as costs and prices change.
- Consider break-even analysis for different scenarios (best case, worst case).
- Remember that break-even analysis assumes all units produced are sold.
Common Mistakes to Avoid
- Forgetting to include all fixed costs (rent, salaries, insurance).
- Using variable cost per unit that changes with volume.
- Ignoring the impact of taxes and interest on profitability.
Assumptions and limitations
- Use the stated inputs and units.
- Results are estimates for planning and education.
- Check measurements and source data before making an important decision.