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Amazon FBA Calculator

Know your true FBA profit, margin, and break-even ACoS in seconds.

Your numbers

Enter your costs — results update instantly.

$
$
%

Amazon category fee (often 15%)

$

Fulfillment per unit

$
$

Prep, storage, returns

$
Net profit / unit
$9.54
Profitable
Margin
31.8%
ROI
126.4%
Break-even ACoS
41.8%
Max ad spend before loss
ROAS
10.00×
ACoS 10.0%
Amazon fees
$9.90
Referral $4.50 + FBA
Monthly profit
$2,862.45
300 units

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About the Amazon FBA Calculator

Free Amazon FBA profit calculator. Enter your price, cost, referral and FBA fees, and ad spend to instantly see net profit per unit, margin, ROI, ROAS, and break-even ACoS. No signup.

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