BMI Calculator

About the Dimensional Weight Calculator

Calculate the dimensional weight based on the size of a package to see how much postage will be. For USPS, UPS, and FedEx.

The dimensional weight (DIM weight) is the weight of a packages as determined from its measurements, rather than it's physical weight.

There are different rules for each carrier, this tool will tell you which weight will be used to determine your postage when shipping.