mm to inches (Convert Millimeters to Inches)

Enter the length in millimeters below to convert to inches, or inches to mm, fractional inch to mm

Millimeters to Inches Formula

Millimeters (mm) to inches (in) conversion formula is: Inches = Millimeters / 25.4

How to Covert mm to Inches?

Millimeters and inches are both length units that we use in our daily life, but they are not very similar in size. If we want to convert mm to inches, we need to know the relationship between the two units, there are 25.4 millimeters in one inch, which we call the conversion ratio or rate of millimeters to inch, 1 inch is equal to 25.4 mm. we divide 1 mm by 25.4, we get 1 mm = 0.0393701 inches. To convert any number of millimeters to inches, simply divide the number by 25.4.

Let's try some examples to demonstrate how this works, let's see how to convert 10 millimeters to inches, to get the answer divide the length in millimeters by 25.4, so 10 millimeters is equal to 0.3937 inches (rounded to four decimal places).

Convert 1 mm to Common Lengths

Units1 mm =
Centimeter0.1 cm
Meter0.001 m
Kilometer0.000001 km
Inch0.0393701 in
Foot0.0032808 ft
Yard0.0010936 yd
Mile0.0.000000621371 mi

What is Millimeter?

A millimeter (mm) is a small unit of Displacement (length/distance) in the metric system. equals to one thousandth of a meter. It's used throughout the world in the sciences and is the standard of measurement for science engineering, mathematics and technology.

What is Inch?

An inch (symbol: in or ″) is a unit of length in the British imperial and the United States customary systems of measurement.

Millimeters to Inches Conversion Table

Millimeters (mm)Inches (in)
1 mm0.03937007 in
1.5 mm0.05905511 in
2 mm0.07874015 in
2.5 mm0.09842519 in
3 mm0.11811023 in
4 mm0.15748031 in
5 mm0.19685039 in
6 mm0.23622047 in
7 mm0.27559055 in
8 mm0.31496062 in
9 mm0.3543307 in
10 mm0.39370078 in
11 mm0.43307086 in
12 mm0.47244094 in
13 mm0.51181102 in
14 mm0.5511811 in
15 mm0.59055118 in
16 mm0.62992125 in
17 mm0.66929133 in
18 mm0.70866141 in
19 mm0.74803149 in
20 mm0.78740157 in
25 mm0.98425196 in
30 mm1.18110236 in
35 mm1.37795275 in
Millimeters (mm)Inches (in)
40 mm1.57480314 in
45 mm1.77165354 in
50 mm1.96850393 in
55 mm2.16535433 in
60 mm2.36220472 in
65 mm2.55905511 in
70 mm2.75590551 in
75 mm2.9527559 in
80 mm3.14960629 in
85 mm3.34645669 in
90 mm3.54330708 in
95 mm3.74015748 in
100 mm3.93700787 in
105 mm4.13385826 in
110 mm4.33070866 in
115 mm4.52755905 in
120 mm4.72440944 in
125 mm4.92125984 in
130 mm5.11811023 in
135 mm5.31496062 in
140 mm5.51181102 in
145 mm5.70866141 in
150 mm5.90551181 in
155 mm6.1023622 in
160 mm6.29921259 in
Millimeters (mm)Inches (in)
165 mm6.49606299 in
170 mm6.69291338 in
175 mm6.88976377 in
180 mm7.08661417 in
185 mm7.28346456 in
190 mm7.48031496 in
195 mm7.67716535 in
200 mm7.87401574 in
205 mm8.07086614 in
210 mm8.26771653 in
215 mm8.46456692 in
220 mm8.66141732 in
230 mm9.05511811 in
240 mm9.44881889 in
250 mm9.84251968 in
260 mm10.23622047 in
270 mm10.62992125 in
280 mm11.02362204 in
290 mm11.41732283 in
300 mm11.81102362 in
325 mm12.79527559 in
350 mm13.77952755 in
375 mm14.76377952 in
400 mm15.74803149 in
425 mm16.73228346 in
Millimeters (mm)Inches (in)
450 mm17.71653543 in
475 mm18.7007874 in
500 mm19.68503937 in
550 mm21.6535433 in
600 mm23.62204724 in
650 mm25.59055118 in
700 mm27.55905511 in
750 mm29.52755905 in
800 mm31.49606299 in
900 mm35.43307086 in
1000 mm39.37007874 in
1100 mm43.30708661 in
1200 mm47.24409448 in
1300 mm51.18110236 in
1400 mm55.11811023 in
1500 mm59.05511811 in
1600 mm62.99212598 in
1700 mm66.92913385 in
1800 mm70.86614173 in
1900 mm74.8031496 in
2000 mm78.74015748 in
2500 mm98.42519685 in
3000 mm118.11023622 in
4000 mm157.48031496 in
5000 mm196.8503937 in

FAQ Related to Millimeters to Inches

How many inches are in a millimeter?

There are approximately 0.0393701 inches in a millimeter.

How many inches is 10 mm?

The answer to 10 mm to inches is 0.3937 inches. There are 25.4 millimeters in one inch. So we divide 10 millimeters by 25.4.

How many inches are in 25 mm?

According to the above calculation method, dividing 25 by 25.4 gives the answer of 0.9842519685 inches to convert 25 mm to inches.