Dimensional Weight Calculator

Enter length, width, height, and weight quickly here. Choose inches or centimeters and divisor easily. Get billable weight, volume, and shipping summary instantly today.

Calculator

Use a positive number.
Match your divisor to units.
Common shipping divisors vary by carrier.
Applied to the billable weight.
Reset

Example data table

Length Width Height Actual Units Divisor Dim wt Billable
3020152.4cm/kg5000 1.82.4
6040358.0cm/kg6000 14.014.0
1814126.0in/lb139 21.821.8
Values are illustrative and may differ by carrier rounding rules.

Formula used

Volume = L × W × H
Dimensional Weight = Volume ÷ Divisor
Billable Weight = max(Actual Weight, Dimensional Weight)
Chargeable Weight = RoundUp(Billable Weight, increment)
Choose a divisor consistent with your unit system, such as cm³/kg or in³/lb. Carriers may apply different divisors by service level and route.

How to use this calculator

  1. Measure the package length, width, and height.
  2. Enter the actual weight from a calibrated scale.
  3. Select matching units for dimensions and weight.
  4. Choose a divisor used by your shipping service.
  5. Pick a rounding rule that reflects your invoice.
  6. Press Calculate to view billable and chargeable weights.
  7. Use CSV or PDF buttons to export results.

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Important Note: All the Calculators listed in this site are for educational purpose only and we do not guarentee the accuracy of results. Please do consult with other sources as well.