Calculate your net profit, margins, and ROI for Amazon FBA products.
Total Revenue:$0.00
Amazon Fees (Referral + FBA):$0.00
Total Expenses:$0.00
Net Profit:$0.00
Profit Margin:0%
Return on Investment (ROI):0%
How to Calculate Amazon FBA Profits Effectively
Selling on Amazon via Fulfillment by Amazon (FBA) is a lucrative opportunity, but the fee structure can be complex. To understand your true take-home pay, you must look beyond the "sale price" and account for the multi-layered costs associated with the platform.
Key Metrics Explained
Referral Fees: This is Amazon's commission for selling on their platform. For most categories, this is 15% of the total sale price.
Fulfillment Fees: These cover the cost of picking, packing, shipping, and providing customer service for your products. This is calculated based on the weight and dimensions of the item.
Unit Cost (COGS): The amount you paid the manufacturer to produce one unit of your product.
PPC and Marketing: Unless your product has high organic ranking, you will likely spend money on Amazon Advertising (Pay-Per-Click) to drive sales.
Example Calculation
Imagine you sell a Yoga Mat for $40.00. Your manufacturing cost is $10.00 and shipping to Amazon warehouse is $2.00. Amazon takes a 15% referral fee ($6.00) and charges an FBA fee of $7.50. You spend roughly $4.00 per unit on PPC ads.
To increase your profitability, consider optimizing your packaging to reduce the FBA size tier, negotiating lower unit costs with manufacturers, or focusing on improving your organic search ranking to lower your PPC dependency. Always keep an eye on your ROI (Return on Investment); a high ROI allows you to reinvest capital faster and scale your business more aggressively.
function calculateFBAProfit() {
var salePrice = parseFloat(document.getElementById('fba_salePrice').value) || 0;
var itemCost = parseFloat(document.getElementById('fba_itemCost').value) || 0;
var shipping = parseFloat(document.getElementById('fba_shipping').value) || 0;
var referralPercent = parseFloat(document.getElementById('fba_referralFee').value) || 0;
var fulfillment = parseFloat(document.getElementById('fba_fulfillment').value) || 0;
var storage = parseFloat(document.getElementById('fba_storage').value) || 0;
var ppc = parseFloat(document.getElementById('fba_ppc').value) || 0;
var other = parseFloat(document.getElementById('fba_other').value) || 0;
if (salePrice 0) ? (netProfit / investment) * 100 : 0;
// Display results
document.getElementById('fba_results_area').style.display = 'block';
document.getElementById('res_revenue').innerHTML = '$' + salePrice.toFixed(2);
document.getElementById('res_fees').innerHTML = '$' + amazonFees.toFixed(2);
document.getElementById('res_expenses').innerHTML = '$' + totalExpenses.toFixed(2);
document.getElementById('res_profit').innerHTML = '$' + netProfit.toFixed(2);
document.getElementById('res_margin').innerHTML = profitMargin.toFixed(2) + '%';
document.getElementById('res_roi').innerHTML = roi.toFixed(2) + '%';
// Color code the profit
if (netProfit < 0) {
document.getElementById('res_profit').style.color = '#d9534f';
} else {
document.getElementById('res_profit').style.color = '#2d862d';
}
}