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Inches to Milimeters

Convert from [in]:
Result [mm]:
Change to Milimeters to Inches
To convert inches to milimeters, multiply the [in] quantity * 25.4.


Inches (in) is one of the off-length units of measure. It is 1/12 part of a foot or about 0.0254 meters. In the US, an inch is the basic unit of measure used, inter alia, in construction and medicine. It often measures even human height. In other countries, the unit is also often popular, especially as a measure of the diagonals of TV screens, monitors, telephones and other image display devices.


Millimeter (mm) is one thousandth of a meter (10-3 m), so its an aliquot. The millimeter is widely used in many measurements, very often it can be found on various rulers or measuring tapes.

Formula (in to mm)

[mm] = [in] * 25.4.

Inches - other converters (length)

Inches (in)Milimeters (mm)
0.0001 in0.00254 mm
0.001 in0.0254 mm
0.01 in0.254 mm
0.1 in2.54 mm
1 in25.4 mm
3 in76.2 mm
5 in127 mm
10 in254 mm
15 in381 mm
50 in1270 mm
100 in2540 mm
1000 in25400 mm

Multi-converter.com 2020 - 2021 [0.0011s]

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