MM to Inches Converter

Convert millimeters to inches (mm to in) instantly with our free online converter. Accurate conversion results for millimeters to inches.

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How to convert millimeters to inches?

To convert millimeters to inches, divide the number of millimeters by 25.4. This is because 1 inch equals exactly 25.4 millimeters.

d(in) = d(mm) / 25.4

Example

Convert 100 millimeters to inches:

d(in) = 100mm / 25.4 = 3.93701in

How many inches in a millimeter?

There are approximately 0.0393701 inches in one millimeter.

1mm = 0.0393701in

1mm = 0.0393701in

How many millimeters in an inch?

There are exactly 25.4 millimeters in one inch.

1in = 25.4mm

1in = 25.4mm

What is a Millimeter?

A millimeter is a unit of length in the metric system. It is one thousandth of a meter. Millimeters are commonly used for measuring small objects and precise dimensions in engineering, manufacturing, and science.

What is an Inch?

An inch is a unit of length in the imperial and US customary systems of measurement. It is equal to 1/12 of a foot or 1/36 of a yard. The inch is commonly used in the United States, Canada, and the United Kingdom.

Popular millimeters to inches conversion table

Millimeters (mm) Inches (in)
1 mm 0.0393701 in
5 mm 0.196850 in
10 mm 0.393701 in
20 mm 0.787402 in
25 mm 0.984252 in
25.4 mm 1 in
50 mm 1.96850 in
100 mm 3.93701 in
150 mm 5.90551 in
200 mm 7.87402 in
250 mm 9.84252 in
254 mm 10 in
300 mm 11.81102 in
500 mm 19.68504 in
1000 mm 39.37008 in
1500 mm 59.05512 in
2000 mm 78.74016 in
2500 mm 98.42520 in
3000 mm 118.11024 in
5000 mm 196.85040 in
See also
LENGTH CONVERSION
WUTOOLS