Millimeters to Inches Conversion

How many inches in a millimeter?

To convert between millimeters (mm) and inches, enter a millimeter or an inch value into the converter and the result will be displayed.

Round:
Enter Millimeter
Enter Inch

1 Millimeter = 0.03937007874 Inch

Millimeter is a metric length unit and equal to one thousandth of a meter. The abbreviation is "mm".

Inch is an imperial and US Customary measurement system length unit. The abbreviation is "in" and also the symbol is double prime (").

Create Custom Conversion Table
To create your own custom conversion table click "Create Table" botton. To change values, you may enter a "Start" value (1, 2.5, 5 etc), select a an "Increment" value (0.01, 5, 100 etc) and select an "Accuracy" value to round the result.

Conversion Table

MillimeterInchMillimeterInchMillimeterInchMillimeterInch
1 0.03937 26 1.02362 51 2.00787 76 2.99213
2 0.07874 27 1.06299 52 2.04724 77 3.03150
3 0.11811 28 1.10236 53 2.08661 78 3.07087
4 0.15748 29 1.14173 54 2.12598 79 3.11024
5 0.19685 30 1.18110 55 2.16535 80 3.14961
6 0.23622 31 1.22047 56 2.20472 81 3.18898
7 0.27559 32 1.25984 57 2.24409 82 3.22835
8 0.31496 33 1.29921 58 2.28346 83 3.26772
9 0.35433 34 1.33858 59 2.32283 84 3.30709
10 0.39370 35 1.37795 60 2.36220 85 3.34646
11 0.43307 36 1.41732 61 2.40157 86 3.38583
12 0.47244 37 1.45669 62 2.44094 87 3.42520
13 0.51181 38 1.49606 63 2.48031 88 3.46457
14 0.55118 39 1.53543 64 2.51969 89 3.50394
15 0.59055 40 1.57480 65 2.55906 90 3.54331
16 0.62992 41 1.61417 66 2.59843 100 3.93701
17 0.66929 42 1.65354 67 2.63780 125 4.92126
18 0.70866 43 1.69291 68 2.67717 150 5.90551
19 0.74803 44 1.73228 69 2.71654 175 6.88976
20 0.78740 45 1.77165 70 2.75591 200 7.87402
21 0.82677 46 1.81102 71 2.79528 250 9.84252
22 0.86614 47 1.85039 72 2.83465 300 11.81102
23 0.90551 48 1.88976 73 2.87402 500 19.68504
24 0.94488 49 1.92913 74 2.91339 750 29.52756
25 0.98425 50 1.96850 75 2.95276 1000 39.37008