Convert millimeters to inches (mm to in) Length converters
Length converter
Instant conversion of units of measurement

Convert millimeters to inches (mm to in)

How to convert millimeters to inches

To convert from millimeters to inches, use the coefficient below.

Formula
mm × 0.03937008 = in

Multiply the number of millimeters by 0.03937008.

Table of values

millimeter (mm) inches (in)
1 0.03937
2 0.07874
5 0.19685
10 0.393701
20 0.787402
50 1.968504
100 3.937008
500 19.685039
1000 39.370079

Help

millimetre: A millimeter is a unit of length equal to 0.001 meters.

inch: An inch (2.54 cm) is an imperial unit of length.

Questions and answers

How many inches are in 1 mm?
Answer: 0.03937008.

How to translate back?
Answer: Divide by 0.03937008.

Calculators