Millimeters to inches

1 mm = 0.0393701 in

25.4 mm = 1 in · multiply by 0.03937007874 · the table below lists 1 to 100 mm

68101214 0.30.40.5 mm in
Scale: mm above, in below.

Converted value

 

Precision and more units

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This value in other units
UnitValue

Millimeters to inches table

millimeters (mm)inches (in)
1 mm0.0393701 in
2 mm0.0787402 in
3 mm0.11811 in
4 mm0.15748 in
5 mm0.19685 in
10 mm0.393701 in
20 mm0.787402 in
25 mm0.984252 in
50 mm1.9685 in
75 mm2.95276 in
100 mm3.93701 in

1 mm in other units

meters (m)0.001
centimeters (cm)0.1
kilometers (km)0.000001
inches (in)0.0393701
feet (ft)0.00328084
yards (yd)0.00109361
miles (mi)6.21371e-7
nautical miles5.39957e-7
micrometers (µm)1000

How the value is converted

1 mm × 0.03937007874 = 0.03937007874 in

Feet and inches use the international definition (1 ft = 0.3048 m).

The first answer is rounded to two decimal places for results of 1 or more, or three significant digits below 1; the exact figure keeps 10 significant digits. Why rounding early changes the answer.

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