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CBM & Volume Calculations

Estimate shipment size, weight and container fit, all in one simple step.

Why CBM Matters?

Understanding your shipments volume helps you choose the right shipping method and avoid unexpected freight costs.

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CBM (Cubic Meter) is one of the most important measurements in international shipping. It calculates the volume of your cargo, helping you understand how much space your shipment will take up. This is especially useful when comparing container options or estimating shipping costs. Whether you’re shipping by sea or air, knowing the exact volume gives you better control over how your goods are handled and transported.

Freight charges are often based on volume, not just weight especially in air and sea cargo. Calculating your shipment’s CBM can help you avoid paying for unused space or facing unexpected charges. It also makes it easier to determine if your items will fit in a 20FT or 40FT container, and whether standard, high cube, or reefer options are best for your load. It’s a vital step in smart shipping.

Volume Estimates

Helps avoid wasted space in containers

Cost Estimation

Get clear shipping rate expectations upfront

Mode Selection

Choose between air or sea with confidence

CBM Calculator

Enter your cargo dimensions below to instantly calculate volume, weight and container fit for your air or sea shipment from China.

What Our Calculator Covers?

Quickly convert dimensions and get precise values in multiple units. CBM, CFT, weight and container fit.

Our CBM calculator isn’t just about cubic meters, it’s built to give you a full overview of your shipment's dimensions and weight in a wide range of units. Once you enter your cargo's size and quantity, it instantly calculates CBM (Cubic Meters), CFT (Cubic Feet), Cubic Inches, Centimetres, and Yards. On top of that, it estimates volumetric weight for both air and sea freight using industry standard formulas. This allows you to better understand which transport method makes the most sense financially while helping you prepare accurate shipping documentation and manage logistics more efficiently.

In addition to volume and weight, the calculator automatically assesses how your cargo fits into standard shipping containers, including 20FT and 40FT general, reefer, and high cube options. This feature is especially helpful when planning larger shipments, as it lets you visualize space usage and avoid under or overloading. Knowing container compatibility in advance means you can streamline your packing, optimize shipment consolidation, and make smarter choices when booking freight space. Whether you're shipping a single item or full pallets, the tool adapts to your needs.

Fast Input

Enter cargo size and quantity quickly

Instant Results

See volume and weight calculations right away

No Guesswork

Get clear data for smarter shipping decisions.

Select unit

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0.000

CBM(m)

0.000

CFT(ft)

Weight & Measurements

Volumetric Weight Sea (kg)

0.000

Volumetric Weight Air (kg)

0.000

Cubic Inch

0.000

Cubic Centimetre

0.000

Cubic Yard

0.000

Cartons & Boxes

20FT General

0

40FT General

0

20FT Reefer

0

40FT Reefer

0

20FT Highcube

0

40FT Highcube

0

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How to Use It?

Just enter your cargo’s dimensions, and the calculator does the rest to give you estimated results in real time.

Using the calculator is simple and doesn’t require any technical knowledge. You start by entering the length, width, and height of your package, along with the quantity of identical units you plan to ship. You can input measurements in either centimetres, inches, ft, yards, meter or millimetre, depending on what’s most convenient. Once submitted, the calculator instantly processes your data and returns the total volume in CBM and CFT in real time, as well as the estimated volumetric weight for both air and sea freight. It saves time, eliminates manual errors, and gives you clear figures that are easy to act on.

Once your results appear, you’ll also see how your cargo fits into various standard containers, from 20FT general to 40FT high cube and reefer models. This is especially useful when organizing larger shipments or coordinating groupage cargo. The clean, user-friendly design ensures that anyone from business owners to personal shippers can use the tool with confidence. No spreadsheets, no guesswork, just fast, estimated insights you can rely on when it’s time to finalize logistics and share volume specs with suppliers or shipping agents.

Multiple Units

Get values in meters, feet, inches, and more

Weight Breakdown

See volumetric weight for air and sea shipping

Container Fit

Estimate how cargo fits into standard containers

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Get a Free Quote

Share your shipment details and our team will send you a tailored quote for fast, reliable cargo delivery from China to your destination.

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Why It Saves You Money?

Calculations help avoid underloading, overpaying or selecting the wrong container size or freight type.

When it comes to international shipping, inaccurate estimates can lead to costly mistakes. You might overpay for space you don’t use or find out too late that your cargo won’t fit the container you booked. Our calculator solves that problem by giving you precise volume and weight data before you make any decisions. By understanding exactly how much space your goods require, you can choose the most cost-effective container or freight option and eliminate guesswork from the planning process.

The tool also supports smarter budgeting and negotiation. Freight rates often depend on volume or dimensional weight and by knowing your cargo’s specs upfront, you’ll be better equipped to compare quotes or negotiate better rates with carriers. It also opens the door to consolidation opportunities sharing container space with others to reduce your shipping expenses. Whether you’re shipping monthly or managing large-scale imports from China, the calculator gives you the edge in reducing costs and improving operational efficiency.

Cost Control

Avoid hidden charges and inefficient loading

Smart Planning

Use data to choose the best shipping setup

Better Deals

Prepare accurate info when negotiating freight rates

FAQ’s

Get quick answers to common questions about CBM, container fit, and how to use our calculator for smarter shipping decisions.

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Door 2 Door Cargo International logo

Door 2 Door Cargo International specializes in seamless imports from China, offering sourcing, procurement, inspection and shipping. With trusted partners and a global network, we ensure secure, cost effective and timely deliveries to businesses and individuals worldwide.

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