Convert Square Meters to Square Millimeters

Enter the area in square meters below to get the value converted to square millimeters.

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1 sq m = 1,000,000 sq mm

How to Convert Square Meters to Square Millimeters

conversion scale showing square meters and equivalent square millimeters area values

To convert a square meter measurement to a square millimeter measurement, multiply the area by the conversion ratio. One square meter is equal to 1,000,000 square millimeters, so use this simple formula to convert:

square millimeters = square meters × 1,000,000

The area in square millimeters is equal to the square meters multiplied by 1,000,000.

For example, here's how to convert 5 square meters to square millimeters using the formula above.
5 sq m = (5 × 1,000,000) = 5,000,000 sq mm

Square meters and square millimeters are both units used to measure area. Keep reading to learn more about each unit of measure.

Square Meters

One square meter is equal to the area of a square with sides that are 1 meter in length.[1]

The square meter, or square metre, is the SI derived unit for area in the metric system. A square meter is sometimes also referred to as a square m. Square meters can be abbreviated as sq m, and are also sometimes abbreviated as . For example, 1 square meter can be written as 1 sq m or 1 m².

Try our square meters calculator to calculate the area of a space.

Square Millimeters

One square millimeter is equal to the area of a square with edges that are 1 millimeter in length.

The square millimeter, or square millimetre, is a multiple of the square meter, which is the SI derived unit for area. In the metric system, "milli" is the prefix for 10-3. A square millimeter is sometimes also referred to as a square mm. Square millimeters can be abbreviated as sq mm, and are also sometimes abbreviated as mm². For example, 1 square millimeter can be written as 1 sq mm or 1 mm².

Square Meter to Square Millimeter Conversion Table

Square meter measurements converted to square millimeters
Square Meters Square Millimeters
0.000001 sq m 1 sq mm
0.000002 sq m 2 sq mm
0.000003 sq m 3 sq mm
0.000004 sq m 4 sq mm
0.000005 sq m 5 sq mm
0.000006 sq m 6 sq mm
0.000007 sq m 7 sq mm
0.000008 sq m 8 sq mm
0.000009 sq m 9 sq mm
0.0000001 sq m 0.1 sq mm
0.000001 sq m 1 sq mm
0.00001 sq m 10 sq mm
0.0001 sq m 100 sq mm
0.001 sq m 1,000 sq mm
0.01 sq m 10,000 sq mm
0.1 sq m 100,000 sq mm
1 sq m 1,000,000 sq mm

References

  1. Collins Dictionary, Definition of 'square meter', https://www.collinsdictionary.com/us/dictionary/english/square-meter