Commerce calculator

Ecommerce Margin Calculator

Combine product, shipping, packaging, marketplace, payment, advertising, and other order costs to see the true contribution margin.

CostFree
AccountNot required
ResultUpdates live

Your shipment details

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Example values are filled inReplace them with your measurements or costs

The calculator applies the formula and unit conversion automatically.

Several shipments to calculate?

Use the $19 operations workbook for batch work.

Compare quotes and keep landed cost, pallet plans, DIM checks, and margin calculations in one editable Excel file.

See the workbook ↗

Method & limits

How this estimate works

The result uses the formula below. Check the measurements, unit setting, and applicable carrier or supplier rule before using it.

Profit = selling price − fixed order costs − percentage fees

The estimate is before income tax and overhead unless you enter those costs. Returns, discounts, and currency movement are not modelled.

This calculator is a planning aid, not a carrier quotation, engineering assessment, or professional advice. Verify critical figures against current supplier and carrier documentation.

Related tax calculation · TaxMathKit

Add sales tax to the selling-price calculation.

TaxMathKit can add sales tax to a price or recover the pre-tax amount from a tax-inclusive total.

Open the sales-tax calculator

Examples and guides

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