High-intent comparison calculator

Amazon FBA vs FBM Fee Comparison Calculator

FBA can improve conversion but adds storage and fulfillment fees. FBM can preserve control but shifts shipping and support workload back to the seller.

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Compare monthly profit after all costs

Amazon FBAMonthly sales collected ($)All monthly costs ($)

Include product, shipping, platform, payment, ads, refunds, apps, labor, and storage.

Amazon FBMMonthly sales collected ($)All monthly costs ($)

Include product, shipping, platform, payment, ads, refunds, apps, labor, and storage.

Amazon FBA is ahead

$600 difference

Amazon FBA$2,800 profit (28.0%)

Amazon FBM$2,200 profit (22.0%)

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Side-by-Side Decision Matrix

Decision Signal	Amazon FBA	Amazon FBM
Cost trap	FBA fees, storage, removals	Shipping labor, SLA risk, carrier cost
Conversion	Prime advantage	Seller-controlled fulfillment
Best for	Standardized SKUs	Heavy, custom, or controlled fulfillment