**Full name:** metric tonne

**Plural form:** tonnes

**Alternate spelling:** metric tonnes

**Category type:** weight

**Scale factor:** 1000

The SI base unit for mass is the kilogram.
The SI derived unit for weight or force is the newton.

1 kilogram is equal to 0.001 metric tonne.

Valid units must be of the **weight** type.

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A tonne (also called metric ton) is a non-SI unit of mass, accepted for use with SI, defined as: 1 tonne = 1000 kg (= 10^{6} g).

metric tonne to libra [ancient Rome]

metric tonne to pond [Dutch]

metric tonne to carat [UK]

metric tonne to marco [Spanish]

metric tonne to tola [Pakistan]

metric tonne to tael [Japan]

metric tonne to etto [Italy]

metric tonne to atomic mass unit [1986]

metric tonne to microgram