Amazon FBA Calculator

Calculate Amazon FBA fees, profit margins, and ROI across 15 product categories with size tier breakdowns and price sensitivity analysis. Free, fast, and private — runs entirely in your browser.

Product Selling Price ($)

Cost of Goods ($)

Weight (lbs)

Dimensions (inches): Length x Width x Height

Product Category

Monthly Sales Volume

Q4 Storage Rates (Oct-Dec, higher fees)

Large Standard-Size

10" x 6" x 3" at 1.2 lbs

Per-Unit Breakdown

Selling Price$29.99

Cost of Goods-$8.00

Referral Fee (15%)-$4.50

FBA Fulfillment Fee-$5.40

Monthly Storage Fee-$0.09

Net Profit per Unit$12.00

Price Breakdown

COGS (26.7%)Fees (33.3%)Profit (40.0%)

Profit Margin

40.0%

ROI

150.0%

Total Amazon Fees

$9.99

Total Cost / Unit

$17.99

Monthly Projections (100 units/month)

Revenue

$2,999.00

COGS

$800.00

Amazon Fees

$998.91

Net Profit

$1,200.09

Annual Profit Projection

$14,401.05

Annual Revenue

$35,988.00

Detailed Fee Breakdown

Fee Type	Per Unit	Monthly (100)	% of Price
Referral Fee (15%)	$4.50	$449.85	15.0%
FBA Fulfillment Fee	$5.40	$540.00	18.0%
Storage Fee	$0.09	$9.06	0.3%
Total Fees	$9.99	$998.91	33.3%

Price Sensitivity Analysis

How different selling prices affect your profitability.

Price	Fees	Profit	Margin
$19.99(-$10.00)	$8.49	$3.50	17.5%
$24.99(-$5.00)	$9.24	$7.75	31.0%
$27.99(-$2.00)	$9.69	$10.30	36.8%
$29.99	$9.99	$12.00	40.0%
$31.99(+$2.00)	$10.29	$13.70	42.8%
$34.99(+$5.00)	$10.74	$16.25	46.4%
$39.99(+$10.00)	$11.49	$20.50	51.3%

Profitability Assessment

Excellent margins! This product has strong profit potential at 40.0% margin.

Note: This calculator estimates Amazon FBA fees based on 2024 rates. Actual fees may vary. Does not include PPC advertising costs, returns, or other operational expenses. Always verify with Amazon's official fee calculator.

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How to Use Amazon FBA Calculator

1Select your product category and enter dimensions.
2Set your selling price and product cost.
3Review the complete fee breakdown and profit margin.
4Use the price sensitivity chart to optimize pricing.

Frequently Asked Questions

What fees does Amazon FBA charge?▾

Amazon FBA charges referral fees (8-15% by category), fulfillment fees (based on size/weight), and monthly storage fees. This calculator includes all major fee types.

How accurate are the FBA fee estimates?▾

Fee rates are based on Amazon's published fee schedule. Actual fees may vary slightly — always verify with Amazon Seller Central before listing.

Is this calculator free?▾

Yes, completely free with no sign-up required. All calculations run locally in your browser.

Can I compare different price points?▾

Yes, the price sensitivity analysis shows how your profit margin changes across different selling prices.

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About Amazon FBA Calculator

Calculate Amazon FBA fees, profit margins, and ROI across 15 product categories with size tier breakdowns and price sensitivity analysis. Free, fast, and private — runs entirely in your browser.

NexTool's Amazon FBA Calculator is completely free to use with no sign-up required. Your data is processed directly in your browser and never sent to our servers, ensuring complete privacy and instant results.