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20-foot container vs 40-foot container

What are they, and what does the difference actually look like?

Two things. One honest scale.

Meet the pair

What these two things are

20-foot container

A 20-foot container is a standard-sized steel box used to transport goods by ship, rail or lorry.

6.096 mLength

40-foot container

A 40-foot container is a large steel box commonly used for shipping goods internationally by sea, rail or road.

12.19 mLength

40-foot container has about 2 times the length of 20-foot container.

True scale
01
20-foot container6.096 mLength
02
40-foot container12.19 mLength
Both marked spans share one linear scale. Artwork keeps its proportions; poses and surface detail are illustrative.
Measurements, assumptions & sources +

20-foot container

20 ft nominal external length. 33 m³ internal capacity and 2.2 tonne empty mass are rounded example values; actual equipment varies.

Defined examples — our methodology

The marked length is calibrated. Unmeasured illustration details are representative.

40-foot container

40 ft nominal external length. 67 m³ capacity and 3.8 tonne tare are illustrative.

Defined examples — our methodology

The marked length is calibrated. Unmeasured illustration details are representative.

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Measurement details

Why these numbers?

The visual compares length with length. The records below preserve each value’s basis and caveats.

20-foot container

6.096 m

Length · example

20 ft nominal external length. 33 m³ internal capacity and 2.2 tonne empty mass are rounded example values; actual equipment varies.

40-foot container

12.19 m

Length · example

40 ft nominal external length. 67 m³ capacity and 3.8 tonne tare are illustrative.

Comparing
Length ↔ Length
Relative size
40-foot container is larger on this measurement by a factor of about 2. 40-foot container's selected measurement is approximately 100% greater than 20-foot container's.

How to read the visual

The labelled spans and stored measurements determine the scale; unmeasured illustration details do not.

  • 20-foot container is labelled example; treat the displayed value as a comparison anchor rather than false precision.
  • 40-foot container is labelled example; treat the displayed value as a comparison anchor rather than false precision.

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