Containers & Trailers·4 min read·Verified 2026-10-06

40ft High Cube Container Dimensions: Extra Height Advantage

An overview of 40-foot High Cube containers, explaining the 30 cm vertical height extension, cubic capacity gains, and ideal cargo applications.

40ft High Cube Interior Dimensions

* Internal Length: 12,032 mm (39 ft 5.7 in) * Internal Width: 2,350 mm (7 ft 8.5 in) * Internal Height: 2,697 mm (8 ft 10.2 in) * Door Opening: 2,340 mm (W) × 2,577 mm (H) * Nominal Volume: 76.3 CBM (2,694 cu ft) * Approximate Maximum Payload: 28,620 kg (63,090 lb)

The High Cube Advantage

A 40ft High Cube is approximately 304 mm (1 foot) taller than a standard 40ft container. This provides an additional 8.6 CBM (~300 ft³) of usable volume, making it the premier choice for consumer electronics, furniture, apparel, and lightweight e-commerce goods.
Authoritative Basis

Standards & References

Ocean container lines (reference: Maersk dry container specifications)Verified: 2026-10-06

Dry container reference specifications — 20 ft, 40 ft and 40 ft high cube ↗

Internal dimensions, door openings and approximate payloads were taken as representative planning figures. Carriers publish slightly different values per equipment type and manufacturer.

Interactive Calculators

Calculate This Topic

Containers & TrailersContainer Loading Calculator →Plan 3D box packing into 20ft, 40ft, and 40ft High Cube containers with payload and volume utilization.Containers & TrailersPallets Per Container Calculator →Calculate how many standard Euro or GMA pallets fit on the floor of 20ft and 40ft containers.
Further Reading

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