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How to calculate landed cost

Jul 2026 · 9 min read

Unit price is not the price. Build a true landed-cost model step by step.

Landed cost is the true, all-in cost of getting a product from the factory to your door. Unit price is only the first line of it — and often the smallest surprise.

The landed-cost formula

Landed cost = unit price + freight + insurance + customs duty + taxes + port and handling fees + inland transport + any brokerage or compliance costs, divided across the number of units.

Line items buyers forget

  • Import duty and anti-dumping tariffs specific to the HS code.
  • Port handling, demurrage and container fees.
  • Customs brokerage and documentation charges.
  • Currency conversion spread and payment fees.
  • The cost of defects and returns at your quality level.

Why it changes the decision

A quote that is 10% cheaper per unit but ships from a port with higher freight and a worse duty rate can easily land more expensive. Model landed cost for every finalist before you compare — it routinely flips the ranking.

  1. List every cost line from factory to warehouse.
  2. Convert everything to one currency and one unit basis.
  3. Add a realistic defect and delay allowance.
  4. Compare finalists on landed cost per good unit.

Frequently asked questions

What is landed cost?
Landed cost is the total cost of a product once it reaches your warehouse, including unit price, freight, insurance, customs duty, taxes, handling and inland transport — divided across the units received.
Why is landed cost more important than unit price?
Because freight, duties and fees can add 20–40% or more to the unit price, and they vary by supplier and origin. The cheapest unit price often lands more expensive once everything is counted.

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