Amazon FBA & FBM
Fee Calculator (Free)
An Amazon FBA calculator estimates referral fees, fulfillment fees, storage costs and other Amazon charges for any ASIN. Enter a product, set your price, and instantly see revenue, net profit, margin and ROI so you can decide if a product is worth selling before you invest.
Paste an ASIN, see every Amazon fee and know your real profit in seconds. 5 free lookups per day, no signup needed.
Sellers who check fees before buying report significantly fewer losing products in their portfolio.
Your intended selling price. Currency auto-set by marketplace.
Purchase price per unit (optional). Used for true profit & ROI.
VAT / sales-tax rate (optional). Deducted from selling price before profit.
Paste an ASIN (e.g. B0CHWLKR1K) or full Amazon product URL. Press Enter to calculate.
Fee Breakdown
Enter an ASIN above and click Calculate
Fee breakdown and profit analysis will appear here
Revenue
Net Profit
ROI
Estimates may not include all applicable taxes or import duties. Use the VAT field above for more accurate profit figures.
Recent Calculations
We'll email this breakdown. No spam, ever.
Want real profit tracking, not just estimates?
See actual profit per ASIN after ads, refunds and all fees with the Analytics Dashboard.
Real profits in seconds, not guesses
Need full profit tracking across your catalog? Create a free account and monitor every ASIN automatically.
Want exact fees from Amazon's API? The Product Sourcer pulls real-time fee data, demand signals and competition metrics for every ASIN, so you can validate profit before you buy. Explore the Sourcer ↓
Trusted by Amazon Sellers Worldwide
How the Amazon FBA Calculator Works
Find out in under 60 seconds whether a product will make you money or quietly drain your margin. Here's how:
Enter Your ASIN or Product URL
Paste the ASIN of any product you're considering. In one step, you'll pull all the data you need to see if it's worth your investment.
Choose Marketplace, Price & Fulfillment
Set your target price and fulfillment method. See instantly how each choice changes what you actually take home, before you commit a single dollar.
Review Fees, Profit, Revenue & ROI
Get the answer you came for: will this product make me money? See your profit per unit, margin and ROI. Everything you need to invest with confidence or walk away.
Every Fee That Eats Into Your Margin, Made Visible
Most sellers discover hidden fees after they've already bought inventory. See every cost upfront: referral fees, fulfillment, storage. Invest only in products that leave you a real margin.
Category-based percentage of your sale price that Amazon charges on every transaction.
FBA FBA Fulfillment Fees
Picking, packing and shipping charges when you use Fulfillment by Amazon.
FBM FBM Shipping Estimates
Your own shipping and handling costs when you fulfill orders yourself (Merchant Fulfilled).
Storage Fees
Monthly FBA storage cost estimates based on product size and time of year.
Other Fees
Closing fees and additional charges where applicable to your product category.
Revenue, Profit & ROI
Estimated revenue, net profit per unit, profit margin and return on investment at your target price.
Common Amazon Referral Fee Rates
| Category | Referral Fee |
|---|---|
| Electronics | 8% |
| Home & Kitchen | 15% |
| Toys & Games | 15% |
| Clothing & Accessories | 17% |
| Sports & Outdoors | 15% |
| Beauty & Personal Care | 8–15% |
| Grocery & Gourmet | 8–15% |
| Books | 15% |
Rates shown are for Amazon US. Actual rates vary by marketplace and are subject to change. See official Amazon fee schedule →
Make Smarter Sourcing Decisions, Whatever Your Business Model
Whether you flip products, build a brand, or manage client accounts, the goal is the same: invest only in products that will actually make you money.
Resellers & Arbitrage
You find a product at a great price, but after referral fees, fulfillment and storage, the margin evaporates.
- See exactly what you keep before buying inventory
- Only invest in products that actually put profit in your bank account
- Stop discovering bad margins after shipping to Amazon
Private Label & Brand Owners
Will that product idea survive Amazon's fee structure? Find out before placing a 1,000-unit order.
- Test price points and fulfillment models before you commit
- Find the combination that guarantees a real margin
- One check beats learning the hard way with 1,000 units in an FBA warehouse
Agencies & Consultants
Your client asks if a product opportunity is worth pursuing. You need data, not opinions.
- Show real margins with a data-backed recommendation
- Deliver answers in minutes instead of hours
- Build client trust by saving them from bad investments
FBA or FBM? Find Out Which One Protects Your Margin
The wrong fulfillment choice can turn a profitable product into a money loser. Compare both models side by side for the same ASIN and pick the one that actually keeps more money in your pocket.
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See which model gives you a higher take-home profit
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Understand exactly where your money goes in each model
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Discover products that are only profitable under one model
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Walk away from products that look good but won't survive the fee structure
FBA FBA (Fulfilled by Amazon)
Amazon stores, picks, packs and ships for you. Higher fulfillment fees, but Prime eligibility and lower logistics overhead.
FBM FBM (Fulfilled by Merchant)
You handle warehousing and shipping. Lower Amazon fees, but you manage logistics, packaging and customer service.
| Feature | FBA | FBM |
|---|---|---|
| Fulfillment | Amazon picks, packs & ships | Seller handles logistics |
| Prime Eligibility | ✓ Automatic | Seller Fulfilled Prime only |
| Fulfillment Fee | Per-unit (size/weight based) | Your own shipping cost |
| Storage Fee | Monthly + long-term surcharge | None from Amazon |
| Customer Service | Amazon handles returns | Seller manages returns |
| Buy Box Advantage | Higher weighting | Lower weighting |
| Best For | High-volume, small/mid-size | Heavy/oversized, low volume |
Estimated vs Real Profit
The gap between estimate & reality is where profit leaks hide.
The Product Looked Profitable.
Then Reality Hit.
A fee estimate tells you what could happen. But after PPC spend, refunds, returns and storage surcharges, many sellers discover their "profitable" products are quietly losing money.
That's why serious sellers use SellerMagnet's Product Sourcer to find products with real profit potential, and the Analytics Dashboard to track real profit per order, per ASIN, per marketplace. Stop guessing, start knowing.
You've Seen the Fees. Now Find the Products Worth Selling.
Knowing your fees is the first step. But which products are actually worth your investment? The Product Sourcer shows you demand, competition and real profit potential before you commit a single dollar.
SellerMagnet's Product Sourcer picks up where the calculator leaves off. Search by category, keyword or ASIN, see estimated sales, review count, Buy Box price and profit margin at a glance. Included free in every SellerMagnet plan.
Go Beyond the Calculator with SellerMagnet
Knowing your fees is a great start. Turning that into a systematic advantage across your entire catalog is where SellerMagnet comes in.
Amazon Repricer
Win the Buy Box more often with intelligent, rule-based repricing that reacts in real time to competitor price changes.
Smart repricing across all marketplaces
Analytics / Profit Dashboard
Track real profit after fees, ads and returns across all Amazon marketplaces. Know which ASINs actually drive profit, not just clicks.
Track profit across all Amazon marketplaces
Listing Optimizer
Turn profitability into sales. Optimize titles, bullets and descriptions to maximize organic visibility and conversions without touching your price.
Full listing optimization across marketplaces
What Amazon Sellers Say
Thousands of sellers use SellerMagnet's free tools and paid suite every day. Here's what they have to say.
“I used to guess my margins on every flip. The fee calculator showed me I was losing money on 3 out of 10 products. Now I check every ASIN before buying.”
Marco R.
Online Arbitrage • Italy
“We manage 12 client accounts. The calculator + Analytics Dashboard saves us hours every week. We validate product ideas in minutes instead of building spreadsheets manually.”
Sarah K.
Agency Owner • Germany
“Started with the free calculator, upgraded to Pro within a week. The real profit tracking in the Dashboard is a game-changer. I finally know my real numbers.”
James T.
Private Label • US
Frequently Asked Questions
Everything you need to know about the Amazon FBA & fee calculator.
New to Amazon selling?
Learn what FBA, Referral Fee, Buy Box, ROI and 40+ other terms mean in our complete glossary.
Real Fees. Real Margins.
Full Profit Visibility.
You started by checking one product's fees. Now automate the rest. Imagine every margin crystal clear, every price optimized, every sourcing decision backed by real data. That's what a SellerMagnet account gives you.
Free plan available. See full pricing →
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