The cost of a shipment can be affected by the amount of space that it occupies on an aircraft, rather than the actual weight. This is the volumetric (or dimensional) weight.
How to Calculate the Volumetric Weight of Your Express Shipment
For Time Definite, Day Definite and international Same Day shipments, the conversion factor is 5000. The formula for calculating volumetric weight is length x width x height (cm) / 5000* or you can use our calculator tool below
* If you measure in inches, the conversion factor is 305.