Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Shipping Container Load Calculator

Estimate how many items fit in a 20-foot or 40-foot shipping container based on item dimensions and weight, accounting for both cube and weight limits. Use it for ocean-freight planning, supply-chain sourcing decisions, and figuring out how to consolidate inventory across containers.

Item Length (inches)

Item Width (inches)

Item Height (inches)

Item Weight (lbs)

Container Size

Fill in the required fields to see your result.

Shipping

Container Loading Calculator

Estimate how many identical items fit inside a standard shipping container at a given packing efficiency. Use this when planning FCL shipments, warehouse staging, or procurement of packaging materials.

Container Type

Carton Length (inches)

Carton Width (inches)

Carton Height (inches)

Packing Efficiency (%)

Fill in the required fields to see your result.

Key differences

	Shipping Container Load Calculator	Container Loading Calculator
Category	Shipping	Shipping
Inputs required	5	5
Result	Maximum Items per Container (items)	Maximum Cartons (units)
What it does	Estimate how many items fit in a 20-foot or 40-foot shipping container based on item dimensions and weight, accounting for both cube and weight limits. Use it for ocean-freight planning, supply-chain sourcing decisions, and figuring out how to consolidate inventory across containers.	Estimate how many identical items fit inside a standard shipping container at a given packing efficiency. Use this when planning FCL shipments, warehouse staging, or procurement of packaging materials.