The eBay fee conversation usually ends at 13.6%, and unlike most platform-fee folklore, that number is roughly right. What it hides is the base it is charged on, the fixed fee stacked next to it, and the store discount that quietly changes the first $2,500 of every sale.
The fee base includes the tax
eBay charges its final value fee on the total amount of the sale: item price, shipping and handling the buyer pays, and the sales tax eBay collects and remits for you. That last part surprises people. The tax never touches your bank account, but the fee on it does — in a state with 8% sales tax, it adds about a tenth of a percentage point to your effective rate on the item. Shipping matters more: sell a $20 item with $4 shipping and the fee is calculated on $24, not $20.
Fixed fees bite small sales
Every order pays a fixed fee on top: $0.30 for orders at or below $10, $0.40 above that. On a $24 order that is another 1.7 percentage points, which is why the eBay fee calculator reads about 15% for a typical low-ticket sale when the headline rate says 13.6%. At higher price points the same fee fades into the rounding. Sneakers are the exception worth knowing: at $150 and above, eBay charges a flat 8% — 7% with a Basic or higher store — and waives the per-order fee entirely.
Category tables are real, not marketing
The 13.6% is the default, and plenty of categories leave it: media runs 15.3%, jewelry 15% up to $5,000, watches start at 15% and drop to 6.5% above $1,000, bullion pays 13.6% up to $7,500 then 7%, and guitars sit at 6.7%. Most categories also shed the rate above $7,500 to 2.35%, which is where the high-end of a category gets cheap to sell.
The store subscription is arithmetic
A Basic or higher store pays 12.7% instead of 13.6% on the first $2,500 of each sale in most categories, with deeper cuts in electronics (9.35%), coins and bullion. The discount caps at roughly $22.50 per sale, and a Basic store costs about $22 a month, so the break-even sits near $2,400 of monthly sales in the category — less for electronics and bullion sellers, more for anyone selling $10 stickers where the first-$2,500 band barely moves in a month.
Pricing from the real number
The number to put in a pricing spreadsheet is the effective rate: total fees divided by item plus shipping. It is the only figure that folds in the fee base, the fixed fee and any Promoted Listings rate you run. Two habits keep pricing honest: run your cheapest and most expensive listing through the calculator — the fixed fee makes the two ends behave differently — and re-check the store math once a quarter, since a growing shop crosses the break-even without announcing it.
Insertion fees, listing upgrades, international shipping variants and Below Standard surcharges are outside this math and worth a separate look if any of them apply to your shop.