The Real Cost of Selling on Amazon AU — FBA Fee Manifest

FBA cost manifest — Australia

What Amazon actually keeps before you see a dollar.

Every DTC founder pricing into Amazon AU for the first time makes the same mistake: they run the P&L on retail price minus COGS. Amazon takes a cut at four separate points before that math is real. This is the full breakdown, plus a way to run it before you have your own product dimensions.

For scalegloballywitheli
Prepared by scalegloballywitheli
Market Amazon.com.au
Fee basis AUD, current published rates
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The four fees, in order

Before the tables — the shape of it. Every unit you sell gets hit by these, in this order, whether you notice them or not.

01 — Referral fee
Amazon's cut of the sale price. Category-based, charged on every order regardless of profit.
02 — Fulfilment fee
Pick, pack and ship. Set by size tier and weight, not by what the item is.
03 — Storage fee
Rent on your shelf space, charged monthly per cubic metre, whether the unit sells or not.
04 — Aged inventory surcharge
A penalty fee layered on top of storage once stock sits past 271 days.
01

Referral fees by category

Charged as a percentage of the total sale price — item price plus shipping and gift wrap, not just the item. Amazon has kept these rates frozen since 2025.

CategoryReferral feeNotes
Video game consoles6%Lowest standard rate on the schedule
Consumer electronics8%Flat rate, no price break
Home & kitchen appliances8%Flat rate
Beauty & health (≤$20)8%Rate steps up above $20 — check the item's specific band before pricing
Computers8% / 6%8% on the first $150 of price, 6% above it
Automotive10%Flat rate
Alcoholic beverages10%Flat rate
Clothing (≤$20) / Pet products (≤$20)10–11%Rate steps up above $20
Electronics accessories13–15%Most accessory SKUs land at the top of this band
Home & kitchen (general)15%The default most DTC home/lifestyle brands fall into
Luggage15%Flat rate
Media (books, DVD, music)15%Plus a flat $1.00 closing fee per unit
Jewellery15% / 5%15% on the first $200 of price, 5% above it
Rates are frozen for 2026 but category placement isn't guaranteed — Amazon assigns your listing to a category automatically, and it can land somewhere you didn't expect. Confirm the exact rate for your specific product against Amazon's published fee schedule before you finalise pricing.
02

FBA fulfilment fees by size tier

This is the fee most first-time sellers underestimate — it's driven by the size of the box Amazon has to move, not the value of what's inside it. A $60 candle in an oversize box can cost more to fulfil than a $60 jacket in an envelope.

Size tierMax dimensionsMax weightFee (AUD)
Small envelope20 × 15 × 1 cm75 g$4.55
Standard envelope33 × 23 × 2.5 cm$4.58 – $5.61
Large envelope33 × 23 × 5 cm$6.78 – $8.29
Standard parcel45 × 34 × 20 cm12 kg$7.34 – $13.93
Small oversize61 × 46 × 46 cm$9.94 – $10.72
Standard oversize105 × 60 × 60 cm$12.30 – $16.43
Large oversizeOver 105 × 60 × 60 cm$14.71 – $24.00+
The lever most brands miss: packaging redesign. Shaving 2cm off a box dimension can drop a SKU out of "standard oversize" into "small oversize" — that alone is often a $3–5/unit saving, which on 500 units a month is real money before you've changed a single ad.
03

Storage & aged inventory

Charged monthly per cubic metre of space your inventory occupies in an Amazon fulfilment centre — sold or not. Rates roughly 40% higher across October–December for peak season.

PeriodStandard sizeOversize
January – September$37.00 / m³$34.20 / m³
October – December (peak)$51.80 / m³$48.00 / m³

Aged inventory surcharge

Stacks on top of standard storage once units sit past 271 days. Assessed on the 15th of each month.

Days in storageSurcharge
271 – 300 days$155 / m³
301 – 365 days$175 – $185 / m³
366+ days$370 / m³, or $0.12/unit — whichever is higher
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Run the calculator

Loaded with a sample SKU so you can see the stack in action. Change any field and the margin below updates instantly — this is the same math from sections 01–03, just live.

Contribution margin calculator

Live — edit any field
Sets the fulfilment fee below — a midpoint of Amazon's range for that tier
Override once you know the exact weight band
Manufacture + freight to AU, per unit
Contribution margin / unit
$0.00
Contribution margin %
0.0%
Amazon's total cut
$0.00
Amazon's share of sale price
0.0%

On most first SKUs, Amazon's combined take lands close to the size of the entire product cost. That's normal for FBA — the number that matters before launch isn't the referral fee alone, it's this stack, all four fees, run against your real price.

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Don't have your own dimensions yet? Borrow someone else's ASIN.

You don't need a finished product or a warehouse quote to know if a SKU pencils out. You need one comparable listing already live on Amazon AU. Here's the method.

First, what's an ASIN? Every product listed on Amazon gets a unique code called an ASIN (Amazon Standard Identification Number) — 10 characters, always starting with B0. You're going to "borrow" one from a competitor already selling something similar to yours, so Amazon's own calculator can tell you its exact box size and weight. No product, sample, or freight quote required.
  1. Find a comparable listing

    Go to Amazon.com.au and search the way your customer would — same core keywords, similar product type, similar rough size. You're not copying it, you're borrowing its shipping profile.

    Example — searching a comparable product

  2. Open the listing and pull the ASIN from the URL

    Click into the listing, then look at your browser's address bar. Straight after /dp/ sits a 10-character code starting with B0 — that's the ASIN. It's also listed under "Product information" further down the page if you'd rather not touch the URL.

    amazon.com.au/Owala-FreeSip-Insulated/dp/B0FJN3BTPV/ref=sr_1_5

    Example — ASIN highlighted in the URL

  3. Drop it into the Revenue Calculator

    Open Amazon's FBA Revenue Calculator, search by that ASIN instead of building a listing from scratch. It auto-fills package dimensions, weight, and size tier straight from Amazon's own catalogue data.

  4. Swap in your real numbers

    Keep the borrowed dimensions and weight. Replace the price with what you intend to sell at, and replace the cost fields with your actual landed COGS. The calculator returns fulfilment fee, referral fee, and net proceeds instantly.

  5. Check it against two more comparables

    Run the same product through two other similar ASINs before you trust the number. One listing can have unusual packaging — three gives you a believable range instead of a single lucky or unlucky data point.

This gets you a contribution margin estimate accurate enough to make a go/no-go call on a SKU — before you've paid for a mould, a sample run, or a freight quote.

Next step

Want us to run this exact math against your own product?

Reply to the message that sent you this guide with your product category and rough sale price — scalegloballywitheli will run the full four-fee stack against it and send back your real contribution margin.

Reply "MARGIN" to get started →
scalegloballywitheli  ·  @scalegloballywitheli  ·  scalegloballywitheli.com
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