Montaro Global

CBM Calculator

Enter Dimensions for CBM Calculation

Length Width Height Qty CBM

Total Quantity: 0

Total CBM: 0.000

Length Measurement Converter
Length Measurement Converter

How to Use Our Free CBM Calculator

Our CBM calculator helps you quickly and accurately calculate cargo volume for shipping and logistics. Follow these simple steps:

Select Your Measurement Unit

Choose from meters, centimeters, millimeters, inches, or feet based on your available measurements.

Enter Item Dimensions

Input the length, width, and height of each package, box, or cargo item.

Add Quantity

Specify the number of identical items with the same dimensions.

Add Multiple Items (Optional)

Specify the number of identical items with the same dimensions.

Calculate Total CBM

Click Calculate to view the total CBM and overall quantity.

Review the Results

View individual CBM per item and the combined total CBM for all entries.

Frequently Asked Questions

What does CBM stand for?

CBM stands for Cubic Meter, the standard unit used to measure cargo volume in shipping and logistics. It is widely used for freight calculations, container planning, and shipping cost estimation in international trade.

How is CBM calculated?

CBM is calculated using the formula:
Length (m) × Width (m) × Height (m) = CBM
For multiple items, calculate the CBM of each item and add them together. Our calculator automatically converts measurements from centimeters, inches, or other units into cubic meters.

Why is CBM important for shipping?

CBM plays a key role in freight pricing, as shipping costs are often based on either actual weight or volumetric weight—whichever is higher. Accurate CBM calculations help optimize container space and ensure precise shipping cost estimates.

How many CBM fit in a shipping container?

A standard 20-foot container holds approximately 33 CBM, while a 40-foot container holds around 67–68 CBM. In practice, usable space is typically about 80–85% due to packaging, stacking, and loading limitations.

What units can I use with this CBM calculator?

The calculator supports Meters, Centimeters, Millimeters, Inches, and Feet. All inputs are automatically converted into cubic meters (CBM) for accurate and consistent results.