Millimeters to Inches Converter
Enter a value in millimeters (mm) to convert it to inches (in). You can also switch either unit to any other length unit.
⇄ Convert inches to millimeters
How to convert millimeters to inches
One millimeter is equal to 0.03937008 inches. To convert millimeters to inches, divide the millimeter value by 25.4.
in = mm ÷ 25.4
Example
Convert 5 millimeters to inches:
in = 5 ÷ 25.4 = 0.19685039 in
Millimeters to Inches conversion table
| Millimeters (mm) | Inches (in) |
|---|---|
| 0.01 mm | 0.000394 in |
| 0.1 mm | 0.003937 in |
| 0.25 mm | 0.009843 in |
| 0.5 mm | 0.019685 in |
| 1 mm | 0.03937 in |
| 2 mm | 0.07874 in |
| 3 mm | 0.11811 in |
| 4 mm | 0.15748 in |
| 5 mm | 0.19685 in |
| 6 mm | 0.23622 in |
| 7 mm | 0.275591 in |
| 8 mm | 0.314961 in |
| 9 mm | 0.354331 in |
| 10 mm | 0.393701 in |
| 12 mm | 0.472441 in |
| 15 mm | 0.590551 in |
| 20 mm | 0.787402 in |
| 25 mm | 0.984252 in |
| 30 mm | 1.181102 in |
| 40 mm | 1.574803 in |
| 50 mm | 1.968504 in |
| 75 mm | 2.952756 in |
| 100 mm | 3.937008 in |
| 250 mm | 9.84252 in |
| 500 mm | 19.685039 in |
| 1,000 mm | 39.370079 in |
About the units
The millimeter (symbol mm) is a unit of length equal to 0.001 meters.
The inch (symbol in) is a unit of length equal to 0.0254 meters.