How many cu m in 1 cu mm?
The answer is 1.0E-9.

We assume you are converting between **cubic metre** and **cubic millimetre**.

You can view more details on each measurement unit:

cu m or
cu mm

The SI derived unit for **volume** is the cubic meter.

1 cubic meter is equal to 1000000000 cu mm.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between cubic meters and cubic millimeters.

Type in your own numbers in the form to convert the units!

The cubic metre (symbol m³) is the SI derived unit of volume. It is the volume of a cube with edges one metre in length. Older equivalents were the stere and the kilolitre.

The cubic millimeter is a metric measure of volume or capacity equal to a cube 1 millimeter on each edge.

**ConvertUnits.com** provides an online
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