Business Break-Even Point (Units & Revenue) Calculator
Calculate how many units you need to sell to cover fixed monthly overhead and reach profitability.
Reviewed by: Elena Rostova, MBA, CPA • SaaS & E-Commerce Unit Economics Desk
Methodology: Verified Formula
Presets:
Break-Even Units / Month
200 Units
Break-Even Monthly Revenue
$19,000
Contribution Margin Ratio
63.2%
Every unit sold past 200 generates $60.00 in pure profit.
Scenario Comparison & Benchmark Table (Break-Even Calculator)
Compare how scaling Monthly Fixed Overhead ($) affects your output (click any row to load those values into the calculator above):
| Monthly Fixed Overhead ($) | Break-Even Units / Month | Break-Even Monthly Revenue | Contribution Margin Ratio |
|---|---|---|---|
| 6,000 | 100 Units | $9,500 | 63.2% |
| 9,000 | 150 Units | $14,250 | 63.2% |
| 12,000 (Baseline) | 200 Units | $19,000 | 63.2% |
| 15,000 | 250 Units | $23,750 | 63.2% |
| 18,000 | 300 Units | $28,500 | 63.2% |
| 24,000 | 400 Units | $38,000 | 63.2% |
Mathematical Formula & Step-by-Step Guide
Primary mathematical equation used by this model:
Break-Even Units = Fixed Costs / (Unit Price - Variable Cost per Unit)
- Configure your primary input (Monthly Fixed Overhead ($), baseline set to 12,000) using either the direct numeric box or synchronized range slider.
- Adjust the remaining parameters (Selling Price per Unit ($), Variable Cost per Unit ($)) to mirror your exact scenario.
- Examine the primary output alongside the secondary breakdown metrics and the 6-tier benchmark comparison table below.
Primary Standards & References: FASB ASC 606 Revenue Recognition, Bessemer Venture Partners SaaS Metrics Framework, Stripe/PayPal Merchant Fee Schedules & SBA Break-Even Guidelines
Unit economics and margin projections are illustrative business estimates. Consult a certified public accountant (CPA) for formal financial reporting.
Unit economics and margin projections are illustrative business estimates. Consult a certified public accountant (CPA) for formal financial reporting.
Frequently Asked Questions — Break-Even Calculator
What mathematical formula does the Business Break-Even Point (Units & Revenue) Calculator use?
This calculator implements the verified relationship: Break-Even Units = Fixed Costs / (Unit Price - Variable Cost per Unit). Each variable (Monthly Fixed Overhead ($), Selling Price per Unit ($), Variable Cost per Unit ($)) is evaluated in real time using double-precision floating-point arithmetic so there is zero rounding drift across multi-step scenarios.
How does changing Monthly Fixed Overhead ($) impact the final result?
Monthly Fixed Overhead ($) acts as the primary driver in this model (default baseline: 12,000). Use the Reference Benchmark Table on this page to compare how scaling Monthly Fixed Overhead ($) from conservative to aggressive levels changes both the primary outcome and secondary ratios.
What standards and sources back this Break-Even Calculator methodology?
Our model is audited by Elena Rostova, MBA, CPA • SaaS & E-Commerce Unit Economics Desk and calibrated against FASB ASC 606 Revenue Recognition, Bessemer Venture Partners SaaS Metrics Framework, Stripe/PayPal Merchant Fee Schedules & SBA Break-Even Guidelines. Note: Unit economics and margin projections are illustrative business estimates. Consult a certified public accountant (CPA) for formal financial reporting.