Amazon FBA Profit Calculator
Estimate your Amazon FBA profit across the US, UK, Canada, Australia and India. Enter your price, cost and product details to see estimated referral and fulfillment fees, net profit, margin, ROI and break-even price.
Written by the CalcBundle Research & Editorial Team · Reviewed by the Quality Review Team · Transparent formulas · results are estimates, not advice. · Updated
Estimated net profit
Enter a product selling price to estimate FBA profit.
Fee assumptions
These results use estimated Amazon fees for United States, last reviewed 2025-01-01. They are not official Amazon calculations.
- Referral fee: 15.0% of the selling price (minimum $0.3).
- Fulfillment fee: estimated from weight tier Small standard ($3.5).
- Storage: estimated flat monthly rate ($0.85).
Amazon fees change over time. Verify the current fees with Amazon before making business decisions.
Quick Answer
How is Amazon FBA profit calculated?
Amazon FBA profit = Sale price − Referral fee − FBA fulfillment fee − Cost of goods − Shipping to Amazon − Storage fees − Advertising spend − Returns allowance. Referral fees are a percentage of the sale price (typically 8–15% depending on category). FBA fulfillment fees are fixed per unit based on size and weight — a standard small item (under 1 lb) costs approximately $3.22 in FBA fees in 2024. For a product selling at $30 with a $4.50 referral fee, $3.22 FBA fee, and $8 COGS, net profit is approximately $14.28 per unit, a 47.6% margin. Margins above 30% are generally considered strong for FBA; below 15% leaves insufficient buffer for advertising spend and returns. This calculator covers US, UK, CA, AU, and IN marketplaces and reflects current fee schedules.
What is the Amazon FBA profit calculator?
Selling with Fulfillment by Amazon means Amazon takes several fees before you see any profit. This calculator estimates those fees for your marketplace and category, then subtracts your own costs — product, inbound shipping, storage, advertising and returns — to show your estimated net profit, margin and ROI per unit.
The fee figures are estimates, drawn from simplified fee tables that are reviewed periodically and kept in one place so they can be updated when Amazon changes them. They are not official Amazon calculations.
How does it work?
Choose your marketplace (US, UK, CA, AU or IN) and product category, then enter your selling price, product cost, weight and other costs. The calculator applies the category referral percentage, estimates the FBA fulfillment fee from the item's weight tier, and adds a storage estimate you can override.
How is the result calculated?
- Referral fee = max(Price × category referral %, marketplace minimum)
- Fulfillment fee = estimated from the item's weight tier
- Net profit = Price − (Product + Referral + Fulfillment + Storage + Inbound + Advertising + Returns + Other)
- ROI = Net profit ÷ (Product cost + Inbound shipping)
- Break-even price = Fixed costs ÷ (1 − referral %)
Fee assumptions
Because Amazon's real fee schedules are detailed and change often, this tool uses simplified estimates and labels every estimated figure clearly. The results panel includes a dedicated fee-assumptions section showing the referral percentage, the fulfillment tier used and whether storage was estimated or entered by you. Treat the output as a directional guide and confirm the exact fees in Seller Central for your specific product.
Example
A US product sells for $40 with a $10 product cost and 0.3 kg weight. At a 15% referral fee ($6) and an estimated small-standard fulfillment fee ($3.50), plus inbound shipping and advertising, the calculator shows the net profit, margin and ROI, along with the break-even price and the maximum product cost you could pay and still break even.
Who should use it?
- New Amazon sellers validating a product before ordering inventory.
- Existing sellers checking margins after fee or cost changes.
- Private-label and wholesale sellers comparing products and marketplaces.
Limitations
The estimates do not capture every Amazon fee (such as long-term storage, removal, or program-specific charges), dimensional-weight rules, or promotions. Prefer selling off Amazon? Compare with our e-commerce profit calculator. Always verify current fees with Amazon before committing capital.
Frequently asked questions
How are Amazon FBA fees calculated?
The two main FBA fees are the referral fee — a percentage of the selling price that depends on the category — and the fulfillment fee, which depends on the item's size and weight. This calculator estimates both, adds storage, inbound shipping, advertising and returns, and subtracts them from your revenue to show net profit, margin and ROI.
Are these the official Amazon fees?
No. These are estimates based on simplified, periodically-reviewed fee tables and are not official Amazon calculations. Amazon changes its fees regularly and applies many size, weight and program-specific rules. Always verify the current fees in Amazon Seller Central before making decisions.
Which marketplaces are supported?
The calculator covers the United States, United Kingdom, Canada, Australia and India, each with its own currency and estimated fee table. Select your marketplace to apply the right referral percentages, fulfillment tiers and storage estimates.
What is a good ROI for Amazon FBA?
Many FBA sellers aim for a net margin of 15–30% and an ROI (net profit divided by product cost plus inbound shipping) of 50% or more, to leave room for advertising, returns and fee changes. The calculator shows both so you can judge whether a product is worth launching.
What is the difference between FBA and FBM for profitability?
With Fulfillment by Amazon (FBA), Amazon stores, picks, packs and ships your inventory and handles most customer service, charging fulfillment and storage fees in return. With Fulfillment by Merchant (FBM), you handle all of that yourself and avoid those specific fees, but take on your own shipping and handling costs and labour. FBA usually wins on convenience, Prime eligibility and scale, while FBM can be more profitable for large, heavy or slow-moving items where Amazon's fulfillment fees are high. The right choice depends on your product's size, weight and turnover.
How does product size and weight affect FBA fees?
Heavily. The fulfillment fee is driven primarily by the item's size tier and weight, so a small, light product costs far less to fulfill than a large or heavy one, and storage fees rise with the space inventory occupies. Amazon also uses dimensional weight for bulky-but-light items, which can push a product into a more expensive tier than its actual weight suggests. This is why small, light, high-value products tend to be the most profitable on FBA — the fees take a smaller bite of each sale.
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Sources & methodology
- Formula
- Net Profit = Revenue − Referral Fee − FBA Fee − COGS − Other Costs; Margin = Net Profit ÷ Revenue × 100; ROI = Net Profit ÷ COGS × 100
- Reviewed
- September 2026
Primary sources
- Amazon FBA Fee Schedule – US MarketplaceOfficial Amazon Seller Central FBA fulfilment fee table by product size tier, effective 2024.
- Amazon Referral Fee ScheduleOfficial Amazon referral fee rates by category for US, UK, CA, AU, and IN marketplaces.
- Amazon FBA Storage FeesMonthly and long-term storage fee rates by size tier and time of year.
Calculation methodology is documented on our methodology page. Reviewed by the CalcBundle Quality Review Team.
Disclaimer. This calculator provides estimates for informational purposes only. Results are based on the information you enter and the assumptions used by the calculator. Actual financial, tax, business valuation, lending, marketplace or investment outcomes may differ. Consider consulting a qualified professional for decisions involving significant amounts of money. Amazon fees change over time and depend on many product-specific rules. The fees shown are estimates, not official Amazon calculations. Verify current fees with Amazon before making business decisions.