Dimensional Weight Calculator

Enter your box dimensions and actual weight to find the billable DIM weight for UPS, FedEx, or USPS. The carrier charges the higher of actual vs. dimensional weight.

Runs entirely in your browser. Nothing is uploaded.

How it works

STEP 1

Enter box size

Type the length, width, and height of your package in inches.

STEP 2

Choose carrier & weight

Select your carrier (UPS, FedEx, or USPS) and enter the actual weight in lbs.

STEP 3

See billable weight

The calculator shows DIM weight, actual weight, and which one the carrier will bill.