Amazon Seller Fee Breakdown
See exactly where your money goes on every Amazon sale. Visual breakdown of referral fees, FBA fulfillment, storage costs, closing fees, and plan fees — with interactive charts and a dynamic pricing slider. Free, private, runs entirely in your browser.
Understanding All Amazon Seller Fees
Amazon charges multiple types of fees to sellers, and understanding each one is essential for profitable selling. The referral fee is a percentage of the total selling price that varies by category, ranging from 5% for certain Jewelry tiers to 45% for Amazon Device Accessories. Most categories charge 15%, making it the single largest fee for most sellers. The FBA fulfillment fee covers picking, packing, and shipping your product to the customer, determined by the item's size tier and weight. Monthly inventory storage fees are charged per cubic foot of warehouse space, with standard rates of $0.87 per cubic foot from January through September and peak rates of $2.40 from October through December.
Beyond these core fees, media category items (Books, Music, DVD, Software, Video Games) incur an additional $1.80 closing fee per item. Individual plan sellers also pay $0.99 per item sold on top of all other fees. This seller fee breakdown tool calculates every applicable fee and shows exactly how your selling price gets divided among Amazon's fee structure.
How Amazon FBA Size Tiers Affect Your Costs
Amazon classifies every FBA product into one of four size tiers based on dimensions and weight: Small Standard (max 15 x 12 x 0.75 inches, up to 1 lb), Large Standard (max 18 x 14 x 8 inches, up to 20 lbs), Large Bulky (max 59 x 33 x 33 inches, up to 50 lbs), and Extra-Large (above Large Bulky limits, up to 150 lbs). The difference between tiers is significant — a Small Standard item starts at $3.22 for fulfillment, while a Large Bulky item starts at $9.73. Optimizing product packaging to fit a smaller size tier can save substantial money per unit.
Weight also plays a critical role within each tier. Large Standard items above 3 lbs incur additional per-half-pound surcharges, and Large Bulky items add $0.42 per pound above the first pound. Even small reductions in product weight or dimensions can move your item to a lower fee bracket, directly improving your profit margin on every sale.
Professional vs Individual Seller Plans
Amazon offers two seller plans: Professional at $39.99 per month with no per-item fee, and Individual at no monthly fee but a $0.99 charge per item sold. The breakeven point is approximately 40 units per month — if you sell more than 40 items monthly, the Professional plan costs less overall. Professional sellers also gain access to advanced selling tools including bulk listing, advertising, promotions, and the Buy Box eligibility.
For new sellers testing the waters, the Individual plan keeps fixed costs low. However, as sales volume grows, switching to Professional becomes essential for both cost savings and competitive positioning. This tool's plan comparison section shows the exact cost difference for your specific product and volume, helping you choose the right plan for your business stage.
Tips to Minimize Amazon Seller Fees
Start by optimizing product packaging to target a smaller FBA size tier. Switching from a box to a poly bag, reducing packaging dimensions by even half an inch, or trimming product weight below a threshold (like 1 lb for Small Standard) can save $0.50 to $3.00 per unit. Manage inventory carefully during peak storage months (October through December) when rates nearly triple. Use the "What If" slider in this tool to find the optimal price point where your profit margin stays healthy after all fees are accounted for. Consider negotiating lower product costs with suppliers, since every dollar saved on cost goes directly to your bottom line.