MPMarginPilot

Ecommerce margin glossary

Learn the numbers behind ecommerce profit

Short explanations of the metrics sellers need before pricing products, testing ads, or comparing marketplace channels.

Glossary terms

  • Contribution Margin

    Contribution margin shows how much money remains from an order after variable costs such as fees, shipping, ads, and returns.

  • Net Margin

    Net margin is the percentage of order revenue left as profit after estimated ecommerce costs and reserves.

  • Breakeven Price

    Breakeven price is the minimum sale price needed to cover product cost, fees, shipping, ads, returns, and reserves.

  • Ad Cost Per Order

    Ad cost per order connects advertising spend to ecommerce profit by showing acquisition cost for each sale.

  • Return Reserve

    Return reserve is a planning allowance for refunds, damaged items, replacement orders, and return handling costs.

  • Marketplace Referral Fee

    A marketplace referral fee is the commission a marketplace charges on a sale, often varying by category and region.

  • ROAS

    ROAS means return on ad spend, but ecommerce sellers should compare it with contribution margin before scaling ads.

  • Landed Cost

    Landed cost is the full product cost after purchase price, freight, duties, packaging, and preparation costs.