1″ = 25.4mm
The distance d in millimeters [mm] is equal to the distance d in inches [″] times 25.4:
d[mm] = d[inch] × 25.4
Example
Convert 20 inches to millimeters:
d[mm] = 20″ × 25.4 = 508mm
How many inches in a millimeter
One millimeter is equal to 0.03937 inches:
1mm = 1mm / 25.4mm/in = 0.03937in
How many millimeters in an inch
One inch is equal to 25.4 millimeters:
1in = 25.4mm/in × 1in = 25.4mm
How to convert 10 inches to millimeterss
Multiply 10 inches by 25.4 to get millimeters:
10in = 25.4mm/in × 10in = 254mm
Inches to millimeters conversion table
| 0.01 ″ | 0.254000 mm |
| 1/64 ″ | 0.396875 mm |
| 1/32 ″ | 0.793750 mm |
| 1/16 ″ | 1.587500 mm |
| 0.1 ″ | 2.540000 mm |
| 1/8 ″ | 3.175 mm |
| 1/4 ″ | 6.35 mm |
| 1/2 ″ | 12.7 mm |
| 1 ″ | 25.4 mm |
| 2 ″ | 50.8 mm |
| 3 ″ | 76.2 mm |
| 4 ″ | 101.6 mm |
| 5 ″ | 127.0 mm |
| 6 ″ | 152.4 mm |
| 7 ″ | 177.8 mm |
| 8 ″ | 203.2 mm |
| 9 ″ | 228.6 mm |
| 10 ″ | 254.0 mm |
| 20 ″ | 508.0 mm |
| 30 ″ | 762.0 mm |
| 40 ″ | 1016.0 mm |
| 50 ″ | 1270.0 mm |
| 60 ″ | 1524.0 mm |
| 70 ″ | 1778.0 mm |
| 80 ″ | 2032.0 mm |
| 90 ″ | 2286.0 mm |
| 100 ″ | 2540.0 mm |
mm to inches ►
See also
- mm to inches
- cm to inches
- Inches to cm
Conversion Table from Inches to Millimeters
|
|
1/64 | 0.3969 |
1/32 | 0.7938 |
3/64 | 1.1906 |
1/16 | 1.5875 |
5/64 | 1.9844 |
3/32 | 2.3812 |
7/64 | 2.7781 |
1/8 | 3.1750 |
9/64 | 3.5719 |
5/32 | 3.9688 |
11/64 | 4.3656 |
3/16 | 4.7625 |
13/64 | 5.5194 |
7/32 | 5.5562 |
15/64 | 5.9531 |
1/4 | 6.3500 |
17/64 | 6.7469 |
9/32 | 7.1438 |
19/64 | 7.5406 |
5/16 | 7.9375 |
21/64 | 8.3344 |
11/32 | 8.7312 |
23/64 | 9.1281 |
3/8 | 9.5250 |
25/64 | 9.9219 |
13/32 | 10.3188 |
27/64 | 10.7156 |
7/16 | 11.1125 |
29/64 | 11.5094 |
15/32 | 11.9062 |
31/64 | 12.3031 |
1/2 | 12.7000 |
33/64 | 13.0969 |
17/32 | 13.4938 |
35/64 | 13.8906 |
9/16 | 14.2875 |
37/64 | 14.6844 |
19/32 | 15.0812 |
39/64 | 15.4781 |
5/8 | 15.8750 |
41/64 | 16.2719 |
21/32 | 16.6688 |
43/64 | 17.0656 |
11/16 | 17.4625 |
45/64 | 17.8594 |
23/32 | 18.2562 |
47/64 | 18.6531 |
3/4 | 19.0500 |
49/64 | 19.4469 |
25/32 | 19.8438 |
51/64 | 20.2406 |
13/16 | 20.6375 |
53/64 | 21.0344 |
27/32 | 21.4312 |
55/64 | 21.8281 |
7/8 | 22.2250 |
57/64 | 22.6219 |
29/32 | 23.0188 |
59/64 | 23.4156 |
15/16 | 23.8125 |
61/64 | 24.2094 |
31/32 | 24.6062 |
63/64 | 25.0031 |
1" | 25.4001 |
1"1/8 | 28.5750 |
1"1/4 | 31.7500 |
1"3/8 | 34.9250 |
1"1/2 | 38.1000 |
1"5/8 | 41.2750 |
1"3/4 | 44.4500 |
2" | 50.8000 |
2"1/4 | 57.1500 |
2"1/2 | 63.5000 |
2"3/4 | 69.8500 |
3" | 76.2000 |
3"1/4 | 82.5500 |
3"1/2 | 88.9000 |
3"3/4 | 95.2500 |
4" | 101.6000 |
4"1/2 | 114.3000 |
5" | 127.0000 |
5"1/2 | 139.7000 |
6" | 152.4000 |
8" | 203.2000 |
10" | 254.0000 |
20" | 508.0000 |
30" | 762.0000 |
40" | 1016.0000 |
60" | 1524.0000 |
80" | 2032.0000 |
100" | 2540.0000 |