Calculate gross margin percentage from revenue and cost of goods sold. Use it to turn your own business data into a clear result without building a spreadsheet.
Gross Margin Calculator
Test a different scenario
Change any scenario value below. Your original calculation stays unchanged.
Scenario calculations use the same formula and v2.5 validation rules as the main calculator. No scenario values are sent to Borkish.
Calculations and What-If scenarios run in your browser. Borkish does not require you to submit these values to calculate the result.
What the Gross Margin Calculator measures
Gross margin helps compare product economics across different revenue levels. Understand margins, pricing, discounts, revenue and break-even points with straightforward business calculations.
The result is most useful when every input uses the same definitions and reporting period. This keeps comparisons between campaigns, products, customers or time periods meaningful.
When to use this calculator
- Use the Gross Margin Calculator to test pricing changes before publishing a new offer.
- Compare margin, markup and break-even scenarios.
- Review whether revenue growth is translating into sustainable profit.
Formula
Percentage results are most useful when the numerator and denominator come from the same population and reporting period.
How to use this calculator
- Revenue — enter the value from the same report, forecast or business period as the other inputs.
- Cost of Goods Sold — enter the value from the same report, forecast or business period as the other inputs.
- Select Calculate. The result updates immediately.
- Compare the output with a previous period, target or relevant internal benchmark before making a decision.
Worked example
Using the demonstration values — Revenue = 10000, Cost of Goods Sold = 6000 — the calculator returns 40%. This example exists only to show how the formula behaves. Replace every demonstration value with your own data before using the result for planning or analysis.
How to interpret the result
Gross margin helps compare product economics across different revenue levels. These tools are useful when setting prices, reviewing profitability, comparing offers or checking how a cost change affects the bottom line.
A stronger or weaker result does not always mean the underlying business is healthier or worse. Check the definition of Revenue, Cost of Goods Sold, the attribution or accounting rules behind those inputs, and any costs or outcomes that the formula does not include.
Common mistakes to avoid
- Using Revenue and Cost of Goods Sold from different reporting periods or definitions.
- Leaving variable costs out of a profitability calculation.
- Comparing prices that include tax or fees with prices that do not.
Frequently asked questions
What does this calculator do?
Calculate gross margin percentage from revenue and cost of goods sold.
Where should I get the input values?
Use your own advertising platform, ecommerce system, accounting report, CRM, analytics platform or forecast—whichever system is authoritative for the metric. Keep all inputs on the same basis and date range.
Is there one good result I should target?
Usually not. A useful target depends on your margins, acquisition model, operating costs, channel, market and business goals. Your own historical performance is often a better starting benchmark than a generic number.
Can I use this for forecasting?
Yes. Enter forecast values to model a scenario, but treat the output as an estimate based on those assumptions rather than a prediction of future performance.
For details about formulas, rounding and limitations, see our Calculator Methodology.