Amazon Fba Fee Calculator

Estimate your Amazon FBA fees and potential profit per unit and per month. This calculator helps you understand the various costs associated with selling products through Fulfillment by Amazon.

Selling Price per Unit ($):

Cost of Goods Sold per Unit ($):

Product Dimensions & Weight (for Storage & Fulfillment Fee Estimation)

Enter your product's dimensions and weight. While the calculator uses an estimated fulfillment fee, these dimensions are crucial for understanding storage costs and can help you verify your estimated fulfillment fee.

Length (inches):

Width (inches):

Height (inches):

Weight (lbs):

Fee Components

Amazon Referral Fee (%):

Estimated FBA Fulfillment Fee per Unit ($): (This fee varies greatly by size tier and weight. Please refer to Amazon's FBA fee charts for the most accurate value for your product.)

Monthly Storage Rate per Cubic Foot ($): (e.g., $0.87 for Jan-Sep, $2.40 for Oct-Dec for standard-size. Use an average or specific rate.)

Estimated Units Sold per Month:

Calculation Results

Enter your product details and click "Calculate FBA Fees" to see your estimated costs and profit.

function calculateFBAFees() { // Get input values var productSalePrice = parseFloat(document.getElementById("productSalePrice").value); var productCost = parseFloat(document.getElementById("productCost").value); var productLength = parseFloat(document.getElementById("productLength").value); var productWidth = parseFloat(document.getElementById("productWidth").value); var productHeight = parseFloat(document.getElementById("productHeight").value); var productWeight = parseFloat(document.getElementById("productWeight").value); // Not directly used in fee calc, but good for context var referralFeePercentage = parseFloat(document.getElementById("referralFeePercentage").value); var estimatedFulfillmentFee = parseFloat(document.getElementById("estimatedFulfillmentFee").value); var monthlyStorageRate = parseFloat(document.getElementById("monthlyStorageRate").value); var unitsSoldPerMonth = parseInt(document.getElementById("unitsSoldPerMonth").value); // Validate inputs if (isNaN(productSalePrice) || productSalePrice <= 0 || isNaN(productCost) || productCost < 0 || isNaN(productLength) || productLength <= 0 || isNaN(productWidth) || productWidth <= 0 || isNaN(productHeight) || productHeight <= 0 || isNaN(productWeight) || productWeight < 0 || isNaN(referralFeePercentage) || referralFeePercentage < 0 || isNaN(estimatedFulfillmentFee) || estimatedFulfillmentFee < 0 || isNaN(monthlyStorageRate) || monthlyStorageRate < 0 || isNaN(unitsSoldPerMonth) || unitsSoldPerMonth <= 0) { document.getElementById("result").innerHTML = "Please enter valid positive numbers for all fields."; return; } // Calculations // 1. Referral Fee var referralFeePerUnit = productSalePrice * (referralFeePercentage / 100); // 2. Monthly Storage Fee // Convert dimensions from inches to cubic feet var productVolumeCubicInches = productLength * productWidth * productHeight; var productVolumeCubicFeet = productVolumeCubicInches / 1728; // 1728 cubic inches = 1 cubic foot var monthlyStorageFeePerUnit = productVolumeCubicFeet * monthlyStorageRate; // Amortize monthly storage fee over units sold per month var amortizedStorageFeePerUnit = monthlyStorageFeePerUnit / unitsSoldPerMonth; // 3. Total FBA Fees per Unit // This includes Referral Fee, Estimated Fulfillment Fee, and Amortized Monthly Storage Fee var totalFBAFeesPerUnit = referralFeePerUnit + estimatedFulfillmentFee + amortizedStorageFeePerUnit; // 4. Net Profit per Unit var netProfitPerUnit = productSalePrice – productCost – totalFBAFeesPerUnit; // 5. Total Monthly Profit var totalMonthlyProfit = netProfitPerUnit * unitsSoldPerMonth; // Display results var resultsHtml = "

Estimated FBA Fee Breakdown (Per Unit):

"; resultsHtml += "Referral Fee: $" + referralFeePerUnit.toFixed(2) + ""; resultsHtml += "Estimated FBA Fulfillment Fee: $" + estimatedFulfillmentFee.toFixed(2) + ""; resultsHtml += "Amortized Monthly Storage Fee: $" + amortizedStorageFeePerUnit.toFixed(2) + ""; resultsHtml += "Total Estimated FBA Fees per Unit: $" + totalFBAFeesPerUnit.toFixed(2) + ""; resultsHtml += "

"; resultsHtml += "

Profitability Summary:

"; resultsHtml += "Net Profit per Unit: $" + netProfitPerUnit.toFixed(2) + ""; resultsHtml += "Total Estimated Monthly Profit: $" + totalMonthlyProfit.toFixed(2) + ""; resultsHtml += "(This calculation does not include inbound shipping costs, advertising, returns processing, or other potential fees.)"; document.getElementById("result").innerHTML = resultsHtml; } .calculator-container { background-color: #f9f9f9; border: 1px solid #ddd; padding: 20px; border-radius: 8px; max-width: 700px; margin: 20px auto; font-family: Arial, sans-serif; } .calculator-container h2, .calculator-container h3 { color: #333; text-align: center; margin-bottom: 15px; } .calculator-container p { font-size: 15px; line-height: 1.6; margin-bottom: 10px; } .calc-input-group { margin-bottom: 15px; display: flex; flex-direction: column; } .calc-input-group label { margin-bottom: 5px; font-weight: bold; color: #555; } .calc-input-group input[type="number"] { padding: 10px; border: 1px solid #ccc; border-radius: 4px; font-size: 16px; width: 100%; box-sizing: border-box; } .calc-input-group small { font-size: 12px; color: #777; margin-top: 5px; } .calculator-container button { background-color: #ff9900; color: white; padding: 12px 20px; border: none; border-radius: 4px; cursor: pointer; font-size: 18px; width: 100%; box-sizing: border-box; margin-top: 10px; } .calculator-container button:hover { background-color: #e68a00; } .calc-results { margin-top: 25px; padding: 15px; background-color: #e9f7ef; border: 1px solid #d4edda; border-radius: 8px; } .calc-results h3 { color: #28a745; margin-top: 0; text-align: left; } .calc-results h4 { color: #333; margin-top: 15px; margin-bottom: 10px; } .calc-results p { margin-bottom: 8px; font-size: 16px; } .calc-results strong { color: #000; } .calc-results hr { border: 0; border-top: 1px solid #eee; margin: 15px 0; }

Understanding Amazon FBA Fees: A Comprehensive Guide

Selling on Amazon through Fulfillment by Amazon (FBA) can be a powerful way to scale your e-commerce business. However, navigating the complex fee structure is crucial for profitability. This guide, along with our FBA Fee Calculator, will help you understand the various costs involved and how they impact your bottom line.

What is Fulfillment by Amazon (FBA)?

FBA is a service provided by Amazon that allows sellers to store their products in Amazon's fulfillment centers. When a customer places an order, Amazon picks, packs, ships the product, and provides customer service for those orders. This streamlines operations for sellers but comes with a set of fees.

Key Amazon FBA Fee Components

Amazon's FBA fees are generally categorized into three main types:

1. FBA Fulfillment Fees

These are the core fees for Amazon handling the picking, packing, and shipping of your products. They are charged per unit sold and are primarily determined by your product's size tier (e.g., Small Standard-size, Large Standard-size, Small Oversize, etc.) and shipping weight. The larger and heavier your product, the higher the fulfillment fee. These fees also vary based on the time of year (peak vs. non-peak) and can change frequently, making accurate estimation vital.

Size Tiers: Amazon classifies products into various size tiers based on their dimensions and weight. Each tier has a different fee structure.
Shipping Weight: This is calculated based on the unit weight or dimensional weight, whichever is greater.
Example: A small, lightweight item might incur a fulfillment fee of around $3.22, while a larger, heavier item could be $10 or more.

2. Monthly Inventory Storage Fees

Amazon charges you for the space your inventory occupies in their fulfillment centers. These fees are calculated per cubic foot and are charged monthly. They vary significantly based on:

Product Size Tier: Standard-size products generally have lower storage fees per cubic foot than oversize products.
Time of Year: Storage fees are significantly higher during the peak holiday season (October to December) compared to the rest of the year (January to September). This encourages sellers to manage inventory efficiently during high-demand periods.
Example: For standard-size products, monthly storage might be around $0.87 per cubic foot from January to September, jumping to $2.40 per cubic foot from October to December.

3. Referral Fees

This is Amazon's commission for selling your product on their platform. It's a percentage of the total sale price (including shipping and gift-wrap charges, if any) and varies by product category. Most categories have a referral fee between 8% and 15%, but some can be as low as 6% or as high as 45%.

Category Specific: The percentage depends entirely on the product category (e.g., Electronics, Clothing, Books, Home & Kitchen).
Minimum Referral Fee: Some categories have a minimum referral fee (e.g., $0.30), meaning if the percentage calculation results in a lower amount, you'll still pay the minimum.
Example: If you sell a product for $25 in a category with a 15% referral fee, Amazon will take $3.75.

How Our FBA Fee Calculator Works

Our calculator simplifies the estimation process by allowing you to input key product and sales data:

Selling Price per Unit: Your product's retail price on Amazon.
Cost of Goods Sold per Unit: What it costs you to acquire or manufacture one unit of your product.
Product Dimensions & Weight: Used to calculate cubic volume for storage fees and to help you understand your product's size tier for fulfillment fees.
Amazon Referral Fee (%): The percentage Amazon charges for your specific product category.
Estimated FBA Fulfillment Fee per Unit: This is a critical input. Due to the dynamic nature of Amazon's fulfillment fees, we ask you to provide an estimated value. You can find this by looking up your product's size tier on Amazon's official FBA fee charts or by using Amazon's own FBA Revenue Calculator.
Monthly Storage Rate per Cubic Foot: Input the relevant storage rate based on the time of year and your product's size.
Estimated Units Sold per Month: Your projected monthly sales volume, which helps amortize monthly storage costs per unit.

The calculator then provides a breakdown of estimated fees per unit (Referral, Fulfillment, Amortized Storage) and calculates your net profit per unit and total estimated monthly profit.

Factors Not Included in This Calculator

While comprehensive, this calculator focuses on the primary FBA fees. Other potential costs to consider for a complete financial picture include:

Inbound Shipping Costs: The cost to ship your inventory to Amazon's fulfillment centers.
Advertising Costs: Amazon PPC (Pay-Per-Click) campaigns.
Returns Processing Fees: Fees for handling customer returns.
Removal Order Fees: If you need to have inventory returned to you or disposed of.
Long-Term Storage Fees: Although less common now with inventory limits, these apply to inventory stored for extended periods.
Professional Seller Subscription Fee: A monthly fee for professional sellers ($39.99/month in the US).

Optimizing Your FBA Fees

To maximize your profitability, consider these strategies:

Optimize Product Packaging: Even a slight reduction in dimensions or weight can move your product to a lower FBA size tier, significantly reducing fulfillment fees.
Efficient Inventory Management: Avoid overstocking to minimize monthly storage fees, especially during peak seasons. Use Amazon's inventory tools to forecast demand.
Understand Referral Fees: Ensure your product is listed in the correct category to avoid higher-than-necessary referral fees.
Bundle Products: Sometimes, bundling smaller, related items can lead to a single, more cost-effective fulfillment fee than selling them individually.
Monitor Fee Changes: Amazon frequently updates its fee structure. Stay informed to adjust your pricing and strategy accordingly.

By using this calculator and understanding the nuances of Amazon FBA fees, you can make more informed decisions to ensure your Amazon business remains profitable and sustainable.