Length
inch to millimeter Converter
Convert inch to millimeter instantly with this free online length converter.
Convert inch to millimeter
Enter a value in inch and get the result in millimeter instantly.
Result
25.4 millimeter
inch to millimeter formula
To convert inch to millimeter, multiply the value in inch by 25.4.
Formula
millimeter = inch × 25.4
For example, 1 inch = 25.4 millimeter.
In reverse, 1 millimeter = 0.03937 inch.
inch to millimeter quick conversion table
| inch | millimeter |
|---|---|
| 1 | 25.4 |
| 5 | 127 |
| 10 | 254 |
| 50 | 1,270 |
| 100 | 2,540 |
How to convert inch to millimeter
To convert inch to millimeter, enter your value in inch into the converter above. The tool automatically applies the correct conversion ratio and shows the result in millimeter.
This page is useful when you need a fast answer, a quick reference table, or the exact formula for switching between inch and millimeter.