# Square Millimeters - Square Meters Conversion

Convert between square millimeters and square meters (mm2 and m2) using this area conversion tool. This converter is part of the full area converter.
Simply choose whether you want to convert **square millimeters to square meters** or **square meters to square millimeters**, enter a value and click the 'convert' button.
Default rounding is set to a maximum of 14 decimal places.

#### Disclaimer

Whilst every effort has been made in building this square millimeters - square meters conversion, we are not to be held liable for any special, incidental, indirect or consequential damages or monetary losses of any kind arising out of or in connection with the use of the converter tools and information derived from the web site. This square millimeters - square meters conversion is here purely as a service to you, please use it at your own risk. Do not use calculations for anything where loss of life, money, property, etc could result from inaccurate conversions.

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## How to convert square meters to square millimeters

You may be wondering **how many square millimeters there are in x square meters**.

To convert from square meters to square millimeters multiply your x figure by 1000000.

## How to convert square millimeters to square meters

Alternatively, you may want to know **how many square meters there are in x square millimeters**.

To convert from square millimeters to square meters multiply your x figure by 1.0E-6.

As part of your answer checking process, select the appropriate unit from each 'select' box in the converter tool at the top of the page, enter your figure (**x**) into the '*value to convert*' box and
click the '*Convert!*' button.

### What is a square meter?

Otherwise abbreviated as m^{2}, a **square meter** (or 'metre' with British spelling) is a square which possesses equal sides of one meter. It is often used to measure the area within a room or the total area associated with an exterior parcel of land. A square meter is equal to 10,000 square centimeters, 10.76 square feet and 0.0001 hectares. Large bay windows are sometimes the equivalent of a square meter. Carpets and wooden floors are likewise priced by the square meter.

### What is a square millimeter?

The **square millimeter** (or 'millimetre' with British spelling) is a unit defined as a square with each side measuring one millimeter in length. This is abbreviated simply as mm^{2}. This is quite a small area, for an average-sized playing card measures 5,600 square millimeters (56 square centimeters). Square millimeters can be used when designing smartphone screens or determining the total area occupied by an electrical component on a circuit board. Another application can be mapping the scalp before a hair transplantation process takes place.

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