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Millimeters to inches

1 millimeter is 0.03937 inches. Type any amount to convert it.

1 mm equals

0.03937 in
Show in every length unit
millimeters1 mm
centimeters0.1 cm
meters0.001 m
kilometers0.000001 km
inches0.03937 in
feet0.003281 ft
yards0.001094 yd
miles6.2137e-7 mi
nautical miles5.3996e-7 nmi

How to convert millimeters to inches

inches = millimeters ÷ 25.4

For example, 10 millimeters × 0.03937 = 0.393701 inches. Going the other way? Use inches to millimeters.

mm to in chart

millimeters (mm)inches (in)
0.1 0.003937
0.25 0.009843
0.5 0.019685
1 0.03937
2 0.07874
3 0.11811
4 0.15748
5 0.19685
6 0.23622
7 0.275591
8 0.314961
9 0.354331
10 0.393701
12 0.472441
15 0.590551
20 0.787402
25 0.984252
30 1.1811
40 1.5748
50 1.9685
75 2.9528
100 3.937
250 9.8425
500 19.685
1,000 39.3701

Frequently asked questions

How do you convert millimeters to inches?

Use inches = millimeters ÷ 25.4. One millimeter equals 0.03937 inches.

How many inches are in one millimeter?

There are 0.03937 inches in one millimeter.

What is the symbol for millimeters and inches?

Millimeters are written mm; inches are written in.