How to Calculate Markup Value for Your E-commerce Business

Markup value is the dollar amount added to cost, distinct from markup percentage — knowing both matters, since the same percentage produces very different dollar amounts across a varied product catalog.

The calculation

Markup value (dollars) = Selling price minus cost. A $10 markup on a $20 product is a 50% markup; the same $10 markup on a $200 product is only a 5% markup — same dollar value, very different percentage.

Why e-commerce sellers need both numbers

  • Markup percentage tells you profitability relative to cost, useful for comparing products of different price points fairly
  • Markup value in dollars tells you the actual profit contribution per unit, which matters directly for cash flow and total profit planning

Applying it across a catalog

A catalog with wildly different price points benefits from tracking markup value per SKU alongside percentage — a low-percentage markup on a high-ticket item can still contribute more actual profit dollars than a high-percentage markup on a cheap item.