Marketplace math

Turn a Mercari listing price into actual profit.

Use the current U.S. seller-fee structure, then subtract what the item and fulfillment really cost you.

Read the Mercari fee guide

Sale inputs

Build the Mercari sale

The default reflects Mercari's current U.S. structure.

Some platforms include buyer tax in the processing or fee base.
We calculate the sale price needed to reach this profit.

Transparent by design

Current Mercari assumptions

Mercari simplified its U.S. fee structure again in 2026.

  • The selling fee is 10% of item price plus buyer-paid shipping.
  • No separate payment processing fee is modeled.
  • Buyer-paid tax is excluded from the seller fee base.

Rates reviewed July 21, 2026. Official Mercari selling fees ↗