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Cubic meter(m³)

The cubic meter is the SI derived unit of volume, equal to the volume of a cube one meter on each side.

Reviewed September 4, 2026

Symbol: m³
Quantity: Volume
Measurement system: SI
SI classification: SI derived unit
Reference unit: Cubic meter
Exact relationship: 1 m³ = 1,000 L exactly

Visualizing cubic meter

A cube measuring 1 m along each of its three dimensions has a volume of 1 m³. Other shapes can have the same volume.

What the cubic meter is

The cubic meter is the standard SI unit of volume and is used in engineering, transport, and large-capacity measurement.

Convert Cubic meter