FBA vs FBM compares the same sale after referral fee, product cost, and each fulfillment path.

FBA profit: $15.54
FBM profit: $14.34
FBA minus FBM: $1.20

Sale price
$39.99
Unit cost
$12.00
Referral fee
$6.00
FBA fulfillment fee
$5.25
Inbound shipping
$1.20
FBM shipping
$6.75
FBM packaging
$0.90

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Platform profit

Amazon FBA vs FBM Calculator

Use this when the real question is whether FBA or self-fulfilled shipping leaves more room.

This calculator compares FBA profit with FBM profit using the same sale price, product cost, and referral fee assumptions.

How to use this page

Start with your best current estimate, adjust the inputs until the result feels realistic, and use the related tools below when you want to pressure-test price, profit, or payout from another angle.

Compare FBA and FBM profit after the same sale price, product cost, and referral fee.

Use the calculator with the examples below to test ideas quickly and come back to the same setup later.

Worked examples

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FBA vs merchant fulfilled

The same $39.99 order with FBA fees compared against self-fulfilled shipping.

$15.54fba profit

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FAQ

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Short answers for the questions that usually come up first.

When should I use the amazon fba vs fbm calculator?

This calculator compares FBA profit with FBM profit using the same sale price, product cost, and referral fee assumptions.

Does this include every platform category, promotion, or account override?

No. It uses a transparent baseline with editable inputs so you can adjust the scenario to match your listing, account, or offer.