Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Accounting
Operating Margin Calculator
Calculate operating margin — operating income divided by revenue — to see how much of every sales dollar a company keeps after covering all operating costs but before interest and taxes. Use it as the cleanest measure of pure operational efficiency, independent of capital structure or tax jurisdiction.
Fill in the required fields to see your result.
Accounting
Net Profit Margin Calculator
Calculate net profit margin — the percentage of revenue that remains as profit after subtracting every cost: COGS, operating expenses, interest, and taxes. Use it as the single most-cited bottom-line profitability measure when comparing companies or tracking your business over time.
Fill in the required fields to see your result.
Key differences
| Operating Margin Calculator | Net Profit Margin Calculator | |
|---|---|---|
| Category | Accounting | Accounting |
| Inputs required | 2 | 2 |
| Result | Operating Margin (%) | Net Profit Margin (%) |
| What it does | Calculate operating margin — operating income divided by revenue — to see how much of every sales dollar a company keeps after covering all operating costs but before interest and taxes. Use it as the cleanest measure of pure operational efficiency, independent of capital structure or tax jurisdiction. | Calculate net profit margin — the percentage of revenue that remains as profit after subtracting every cost: COGS, operating expenses, interest, and taxes. Use it as the single most-cited bottom-line profitability measure when comparing companies or tracking your business over time. |