Interest Rate Present Value Calculator

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Amazon FBA Profit Calculator

Calculate your net profit, margins, and ROI for Amazon FBA products.

Total Amazon Fees: $0.00
Total Cost of Goods: $0.00
Net Profit: $0.00
Profit Margin: 0.00%
Return on Investment (ROI): 0.00%

How to Use the Amazon FBA Profit Calculator

Success on Amazon depends on understanding your "true" numbers. Many sellers focus only on the selling price and the product cost, but Amazon's ecosystem involves several layers of fees that can quickly erode margins. Our Amazon FBA Profit Calculator helps you visualize your bottom line before you source your next product.

Breaking Down the FBA Cost Structure

  • COGS (Cost of Goods Sold): This is the manufacturing cost per unit from your supplier.
  • Referral Fees: Amazon typically charges a 15% commission on most categories for every unit sold.
  • FBA Fulfillment Fees: These cover the picking, packing, and shipping to the customer. This depends on the size and weight of your product.
  • Inbound Shipping: Often overlooked, this is the cost to send your inventory from your warehouse or supplier to Amazon's fulfillment centers.
  • PPC and Storage: Marketing costs (Pay-Per-Click) and monthly storage fees (which increase significantly in Q4) are essential factors in net profitability.

What is a Good Profit Margin for FBA?

Generally, a 30% profit margin is considered healthy for Amazon FBA. This leaves enough room for unexpected returns, PPC price hikes, and price wars. If your margin falls below 15%, you may struggle to scale your business sustainably after accounting for overhead costs.

Example Calculation

Imagine you sell a yoga mat for $40.00. Your cost to manufacture is $10.00. Shipping to Amazon is $2.00. The Referral fee (15%) is $6.00 and the FBA fee is $7.50. After spending $3.00 on PPC per unit, your net profit would be $11.50, resulting in a 28.75% margin and a 115% ROI.

function calculateFBAProfit() { var salePrice = parseFloat(document.getElementById('salePrice').value) || 0; var costProduct = parseFloat(document.getElementById('costProduct').value) || 0; var shippingToAmz = parseFloat(document.getElementById('shippingToAmz').value) || 0; var referralPercent = parseFloat(document.getElementById('referralFee').value) || 0; var fbaFee = parseFloat(document.getElementById('fbaFee').value) || 0; var storagePpc = parseFloat(document.getElementById('storagePpc').value) || 0; if (salePrice 0) ? (netProfit / (costProduct + shippingToAmz)) * 100 : 0; // Display Results document.getElementById('fbaResults').style.display = 'block'; document.getElementById('resTotalFees').innerHTML = '$' + totalFees.toFixed(2); document.getElementById('resTotalCost').innerHTML = '$' + (totalCost + totalFees).toFixed(2); var profitEl = document.getElementById('resNetProfit'); profitEl.innerHTML = '$' + netProfit.toFixed(2); if (netProfit >= 0) { profitEl.className = 'fba-result-value profit-positive'; } else { profitEl.className = 'fba-result-value profit-negative'; } document.getElementById('resMargin').innerHTML = margin.toFixed(2) + '%'; document.getElementById('resROI').innerHTML = roi.toFixed(2) + '%'; // Smooth scroll to results document.getElementById('fbaResults').scrollIntoView({ behavior: 'smooth', block: 'nearest' }); }

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