Free Online Cubic Meter Calculator
Enter Dimensions for CBM Calculation
| # | Length | Width | Height | QTY | CBM | |
|---|---|---|---|---|---|---|
| 1 |
Total CBM
Length Measurement Converter
How to Use Our Free CBM Calculator
Our cubic meter (CBM) calculator makes volume calculations simple for shipping, logistics, and freight purposes. Follow these steps to get accurate results:
Choose Your Measurement Unit
Select from Meters, Centimeters, Inches, or Feet. Our CBM Calculator supports multiple units for accurate freight volume calculation.
Input Cargo Dimensions
Enter the Length, Width, and Height of your boxes or pallets. Precise dimensions ensure exact CBM calculation for shipping.
Set Item Quantity
Input the number of identical packages. Our calculator automatically multiplies volume to give the total shipment CBM.
Multi-Item Shipment Support
Use the 'Add Row' feature to calculate total CBM for mixed cargo with different box sizes in a single shipment.
Instant CBM Calculation
Get real-time total volume and item count. Perfect for planning container load plans and estimating shipping costs.
Analyze & Export Results
View detailed per-item volume and total CBM. Copy data to your clipboard for booking forms or logistics planning.
The calculator automatically converts all measurements to cubic meters (CBM) regardless of which input unit you choose, making it perfect for international shipping calculations.
Understanding CBM in International Shipping
Cubic Meter (CBM) is the standard volume measurement used worldwide in the shipping and logistics industry. Understanding CBM is essential for:
Chargeable vs. Gross Weight
Freight rates are calculated based on whichever is higher: the actual weight or the volumetric weight (derived from CBM). This 'Chargeable Weight' dictates your final shipping cost.
Container Capacity Planning
Knowing your total CBM is crucial for selecting the right container. A 20ft container holds ~33 CBM, while a 40ft container holds ~67 CBM. Optimize space to save money.
Customs & Documentation
Accurate CBM figures are mandatory for Bills of Lading, Packing Lists, and Commercial Invoices. Discrepancies can lead to customs delays or penalties.
Warehousing & Storage
Logistics providers use CBM to calculate storage fees and plan warehouse space. Accurate volume data ensures you only pay for the space you occupy.
Volumetric Weight Conversion Rule
Different transport modes use different density factors. For Air Freight, 1 CBM ≈ 167 kg (1:6000 ratio). For Sea Freight (LCL), 1 CBM ≈ 1000 kg (1:1000 ratio). Always compare actual weight vs. volumetric weight.