Amazon FBA Fees Explained (2026): Referral, Fulfillment & Storage

Many Amazon sellers look at the sale price and assume the business is profitable—until referral fees, FBA fulfillment, storage, returns, and inbound shipping eat the margin. In 2026, fee tiers and category rates still change, so pricing from memory is risky.

This guide explains the three main fee types Amazon FBA sellers pay, walks through a simple example, and points you to free tools so you can price with numbers—not guesses.

What fees does Amazon charge FBA sellers?

For most FBA listings, your all-in Amazon cost stack includes:

• Referral fee — a percentage of the item price (and sometimes related charges), based on product category.
• FBA fulfillment fee — pick, pack, ship, and customer service for each unit; driven by size and weight tier.
• Storage fees — monthly inventory storage; extra long-term storage fees if units sit too long.

You may also pay inbound shipping to Amazon, returns processing, optional advertising (PPC), and category-specific charges. For launch pricing, referral + fulfillment + storage are the baseline.

Referral fees: category matters more than you think

The referral fee is not one flat rate. Amazon assigns rates by category—commonly cited ranges are roughly 8% to 15% for many consumer products, but electronics, apparel, grocery, and other categories differ.

What to do in practice:

1. Open the current Amazon Selling on Amazon fee schedule for your marketplace (e.g. US, UK, EU).
2. Find your exact product category—not the keyword you wish you ranked for.
3. Apply the referral rate to your expected selling price (before deciding net profit).

Referral fees apply to the sale; promotions and refunds can affect what you actually pay. When in doubt, model the fee on your target list price, then stress-test a lower promotional price.

Use our Amazon Fee Calculator to estimate referral and related selling fees from your price and fulfillment choice.

FBA fulfillment fees: size tiers decide the bill

FBA fulfillment is priced by product size tier (standard vs oversize, etc.) and unit weight. Two similar products can land in different tiers if packaging dimensions differ by a few centimeters.

Seller tactics that actually move the needle:

• Right-size packaging—avoid “air shipping” in oversized boxes.
• Confirm dimensional weight rules for your marketplace.
• Re-check tiers when you change suppliers or bundle items.

Fulfillment covers picking, packing, shipping to the customer, and basic customer service for that order. It does not replace your cost of goods, inbound freight to Amazon, or ad spend.

For full margin after fees, pair fee estimates with our FBA Profit Calculator.

Storage fees: slow movers get expensive

Amazon charges monthly inventory storage based on volume (cubic feet or cubic meters, depending on region) and time of year—peak season rates are often higher than off-peak.

If inventory stays unsold too long, aged inventory and long-term storage surcharges can apply. These line items surprise sellers who only modeled referral + fulfillment at launch.

Simple discipline: forecast 60–90 days of cover, watch sell-through, and avoid sending a year of stock “to save on unit cost” without a storage plan.

“Hidden” costs sellers forget to model

• Inbound shipping to fulfillment centers (LTL, SPD, or carrier of your choice).
• Returns — refund fees, restocking, and unsellable inventory.
• PPC and promotions — not Amazon “fees,” but real margin levers on the same SKU.
• VAT or sales tax — if you sell cross-border, tax affects net cash, not just list price. See our VAT Calculator for rough pricing checks.

If you only subtract referral + fulfillment from list price, you are estimating revenue share—not profit.

Worked example (illustrative only)

Example for education—not official Amazon quotes. Always use Seller Central and the live fee schedule for your SKU.

Suppose you sell a standard-size FBA item for $29.99 in a category with an 15% referral fee (illustrative):

• Referral fee ≈ $4.50
• FBA fulfillment fee ≈ $3.50 (illustrative small standard tier)
• Storage ≈ $0.10/month per unit (varies by season and volume)

Amazon-related fees alone are roughly $8.10 before COGS, inbound shipping, returns, or ads. If your landed product cost is $9.00 and inbound is $0.80, your pre-ad margin is about $29.99 − $9.00 − $0.80 − $8.10 ≈ $12.09—about 40% on paper, but one bad return week or a PPC-heavy launch can shrink that fast.

Run your own numbers in the Amazon Fee Calculator and FBA Profit Calculator instead of copying this example.

How this ties to your 2026 pricing workflow

1. Set a target net profit per unit (after COGS, fees, inbound, and a returns allowance).
2. Look up referral rate for your category.
3. Confirm FBA size tier with actual packaged dimensions.
4. Add storage if you hold more than ~60 days of stock.
5. Sanity-check with calculators before you order inventory.

For a shorter walkthrough focused on calculation steps, see also How to Calculate Amazon FBA Fees in 2026 on our blog.

FAQ

Are FBA fees the same as FBM fees?
No. FBM (merchant fulfilled) avoids FBA fulfillment and FBA storage, but you still typically pay referral fees, and you carry your own shipping and support costs. Compare both models with real shipping quotes—not assumptions.

How often do Amazon fees change?
Amazon updates fee schedules periodically (often with annual adjustments). Re-check before big inventory buys and after packaging changes.

Do I need a calculator if I use Seller Central reports?
Reports tell you what already happened. Calculators help you forecast new SKUs, bundles, and price tests before you commit stock.

Free tools on Seller Toolkit

Start with the Amazon Fee Calculator for fee breakdowns, then the FBA Profit Calculator for margin after product cost and inbound shipping. Calculators are free; create a free account if you want higher daily limits on our AI listing tools.

Join our seller community on the Pricing page for tips and early access to new tools—no credit card required to use the calculators.