Whichever is greater between your actual weight and dimensional weight, Amazon will use it as your shipping weight (UPS, FedEx, and most major carriers use similar formulas). Dimensional weight is calculated as Weight x Length x Height /139. You must also always be acutely aware of dimensional weight. If there's any discrepancies, ask Amazon to re-measure your items. Once you actually send items in to Amazon, confirm that the dimensions of your items that Amazon measures matches up with what you measured. Before you ever begin to sell an item you must determine what size category it is in. Paying heavy ‘aged inventory' surcharges (which are above and beyond the base storage rates)Īs many of us know, Amazon has several different size categories for items and shipping rates are calculated accordingly.Having dimensional weight applied to a bulky item (“dim-weighted”).Mis-calculating the size tier of an item and/or Amazon mis-measuring an item.There are a few ways in which sellers under-estimate costs: Amazon FBA Fulfillment FeesĪmazon FBA fulfillment fees are where sellers can often underestimate costs. This, however, should not impact you unless you sell very low-value items. Be wary of this though as this can have negative effects on SEO as item category is a very significant ranking factor on Amazon.īe aware that Amazon also has a minimum $1 referral fee for almost all categories. You can be creative and deliberately mis-categorize your items for lower referral fees. For example, automotive has only a 12% referral fee while jewellery has a 20% referral fee. Some categories are slightly higher and lower, however. Most categories on Amazon charge a flat 15%. Amazon Referral FeesĪmazon referral fees are fairly straightforward. Here's some practical advice for reducing Amazon FBA fees, Amazon referral fees, Amazon Storage Fees, and other inbound fees. There are some simple strategies you can take to reduce your Amazon selling fees as much as possible. The spreadsheet will automatically calculate important outputs in yellow. The spreadsheet has four categories of fees: Amazon FBA fees, Amazon Referral Fees, Amazon Storage Fees, and Costs of Goods. This calculator will give you a completely transparent breakdown of how these fees are calculated so you can plan appropriately and reduce your costs as much as possible.įill in the Inputs columns in blue. There are a lot of variables that can affect your true cost of selling on Amazon. We've compiled a comprehensive and transparent spreadsheet to calculate the trust cost of selling fees on Amazon. How much are Amazon Selling Fees and FBA fees really? Also note, this spreadsheet does not take into account Inventory placement fees and/or “Aged Inventory” surcharges. If you find them, please let us know in the comments and always use this spreadsheet as a reference only. Also note, we do this Excel worksheet free of charge and it's incredibly complex. You can download it freely and use it at your will. Please allow 5 to 10 seconds for it to load. Note, this calculator is an embedded Excel worksheet. Updated for February 2024 for New Amazon Fees