Product Profit Margin Calculator

Enter your selling price, cost of goods, and platform fees to instantly see gross margin, net profit, and markup. Works for Amazon, Shopify, Etsy, or any ecommerce channel.

Selling Price ($)

What the customer pays

Cost of Goods ($)

Manufacturing + materials

Shipping Cost ($)

Outbound shipping per order

Platform Fee (%)

Amazon/eBay referral %, or 0

Payment Processing (%)

Stripe/PayPal ~2.9%

Other Fees ($)

Packaging, inserts, etc.

Gross margin = (Revenue − COGS) / Revenue. Net margin includes all fees and shipping. A healthy product margin is typically 40–60% for physical goods and 70%+ for digital goods sold via your own store.