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Profit Margin Calculator

Amazon FBA Profit Margin Calculator

Enter selling price, landed cost (COGS + freight + duties), your estimated FBA fee, and monthly sales to calculate gross margin, net margin, ROI, and monthly profit.

Inputs

COGS + freight + duties — your total cost to get one unit to an FBA warehouse
Don't know? Use the FBA Fee Estimator →

Profit analysis

Net margin after FBA fees
37.0%
Gross margin70.0%
Referral fee (15%)$3.75
Total Amazon fees$8.25
Net profit / unit$9.24
ROI on landed cost123.2%
Monthly revenue$2499.00
Monthly net profit estimate$924.15
Add PPC, returns, and cash flow planning
The Product Validation Tool adds PPC spend, return rate, storage drag, aged inventory, and a Launch Score to this margin model.
Open the Product Validation Tool →