Marketplace PricingProfit + ROITune fees before you list
Amazon FBA Calculator
Estimate FBA fees, net profit, and ROI before you commit. Adjust price, COGS, shipping, and fees to protect margin and stay competitive.
Quick guidance
- Use realistic shipping and inbound prep costs.
- Factor packaging changes, returns, and promo fees.
- If margin looks thin, raise price or reduce COGS.
Pro move: Compare ROI across channels (Etsy, Shopify) to decide where the same product performs best.
Product & Fees
Profit Summary
Amazon Referral Fee$4.50
FBA Fulfillment Fee$4.00
Storage Fee$0.75
Total Amazon Fees$9.25
Product Cost$10.00
Shipping to Amazon$1.00
Advertising$2.00
Total Cost (All-in)$22.25
Net Profit$7.75
Profit Margin25.8%
Profit: $7.75 • Margin: 25.8%
How to use
- Enter your product price and cost details.
- Review profit, margin, and ROI outputs.
- Adjust until profit targets match your business goals.
Pro tips
- • Add realistic packaging, labeling, and prep time costs. They sneak into margin.
- • If you run promos, build in a “promotion buffer” so you do not sell at break-even.
- • Small listing price bumps can outperform big cost cuts when volume is strong.