Opt-in Shared Data

Your Seller Benchmarks

Log your Amazon business metrics by category and watch your own numbers change. Optionally share an entry anonymously to build a shared benchmark.

Submit Your Benchmarks

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Shared Benchmarks

Entries that sellers chose to share anonymously

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Category Benchmarks

Summary of the entries saved in this browser

How This Tool Works

The Seller Benchmarks tool has two parts. You enter your revenue range, margin percentage, SKU count, years selling, fulfillment method, category and biggest challenge, and the entry is saved in this browser, where the Category Benchmarks summary groups your own entries by category. If you tick the share box, the same seven fields are also sent anonymously to BagEngine and counted in the Shared Benchmarks section.

Shared Benchmarks combine only entries that sellers chose to share. The number of shared entries is always shown, and a category's averages (margin, common revenue range, SKU count, years selling, FBA share) stay hidden until that category holds 10 entries, so a small sample cannot be read back as one seller's numbers. Until a category reaches 10, treat the page as a tracker for your own numbers, not as a market benchmark.

A shared entry stores only the seven fields and a timestamp. We do not store a name, email, IP address or account with it, and we use an hourly hash of your connection only to limit sharing to 5 entries an hour. Entries are self-reported and unverified. Clearing your browser data removes your local entries, but a shared entry cannot be removed because nothing links it to you.

Example Scenario

Suppose you sell in Home & Kitchen at $10K to $25K a month with a 22% margin, 8 SKUs and 2 years of experience. Submit that, and later submit your numbers after a pricing or PPC change. The Category Benchmarks summary shows how your own margin moved between entries. Once Home & Kitchen has 10 shared entries, its averages appear in Shared Benchmarks next to yours. The figures in this example are invented for illustration.

If your biggest challenge was PPC cost in your first entry and something else in your latest, the challenge ranking shows that change. To compare against an outside reference, use the fee and cost figures in our FBA Profit Calculator or your own account reports.

Amazon does not publish category-level seller performance data. Shared Benchmarks is an attempt to build a small open version of it, one opt-in entry at a time, and it will only show averages where there are enough entries to mean something.

When to Use This Tool

Use the tool to log your own numbers over time and, once a category has 10 shared entries, to see how they compare with other sellers who chose to share. It is particularly useful during annual planning when you are setting margin targets, evaluating whether to expand into new categories, or deciding where to invest in improvement.

If you are a new seller, shared averages can give you a rough expectation for your category once it has enough entries, but treat them as directional. If you are experienced, they help you identify whether your underperformance in a specific metric is category-wide (structural) or unique to your business (fixable).

Frequently Asked Questions

Is the benchmark data reliable?
Everything is self-reported and unverified, so sellers may round or estimate. Shared averages appear only for a category with 10 or more entries, and even then they are directional, not precise targets. Your own Category Benchmarks summary is only as accurate as what you type.
Can I submit benchmarks more than once?
Yes. Each submission is saved as a separate entry in this browser, and each shared one counts as a separate shared entry. Sharing is limited to 5 entries an hour per visitor. Submit again when your category, revenue tier or margin changes.
What is a good margin for Amazon FBA?
We do not publish an industry-average margin on this page, because we have not sourced one. Margin depends heavily on category, fees, returns and ad spend. Use the FBA Profit Calculator to work out your own margin per product, then log it here.
Why are challenges tracked?
Logging your biggest challenge each time shows whether it changes as you fix things. Across shared entries, the ranking shows which challenge sellers report most, once at least 10 entries have been shared.
Where is the benchmark data stored?
Your own entries are stored in your browser's local storage on this device and are not synced anywhere. If you tick the share box, a copy of the seven fields is stored by BagEngine with a timestamp and added to the shared totals. No personal data is collected.

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