Volumetric Weight Formula:
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Volumetric weight (also known as dimensional weight) is a pricing technique used in air cargo and freight shipping that considers both the actual weight and the volume of a package to determine shipping costs.
The calculator uses the standard air cargo volumetric weight formula:
Where:
Explanation: The formula calculates the volume of the package and converts it to an equivalent weight using the air cargo industry standard conversion factor of 167 kg per cubic meter.
Details: Airlines charge based on whichever is greater - the actual weight or the volumetric weight. This ensures fair pricing for lightweight but bulky items that occupy significant cargo space.
Tips: Enter package dimensions in meters. Ensure accurate measurements as even small errors can significantly affect the volumetric weight calculation. All values must be positive numbers.
Q1: Why is 167 used as the conversion factor?
A: 167 kg/m³ is the industry standard for air cargo, representing the density at which volumetric weight equals actual weight.
Q2: How do I convert from centimeters to meters?
A: Divide centimeter measurements by 100 to get meters (e.g., 50 cm = 0.5 m).
Q3: What if my package is irregularly shaped?
A: Use the smallest rectangular box that can contain your item (length × width × height of the bounding box).
Q4: Do all airlines use the same conversion factor?
A: Most use 167 kg/m³, but some carriers may use slightly different factors. Always check with your specific carrier.
Q5: How is volumetric weight used in shipping costs?
A: The carrier will charge based on the greater of: actual weight or volumetric weight. This is called the chargeable weight.