Inch to Millimeter Converter
Convert Inch (in) to Millimeter (mm)
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Length Converter
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Conversion Formula
1 in = 25.4 mm
1 mm = 0.0393700787 in
How to Convert Inch to Millimeter
To convert Inch to Millimeter, multiply the value by 25.4.
Millimeter = Inch × 25.4
Example: 15 in = 15 × 25.4 = 381 mm
Inch to Millimeter Conversion Table
| Inch (in) | Millimeter (mm) |
|---|---|
| 0.001 in | 0.0254 mm |
| 0.01 in | 0.254 mm |
| 0.1 in | 2.54 mm |
| 1 in | 25.4 mm |
| 2 in | 50.8 mm |
| 5 in | 127 mm |
| 10 in | 254 mm |
| 20 in | 508 mm |
| 50 in | 1270 mm |
| 100 in | 2540 mm |
| 200 in | 5080 mm |
| 500 in | 12700 mm |
| 1000 in | 25400 mm |
| 5000 in | 127000 mm |
| 10000 in | 254000 mm |
About These Units
inInch
The inch is an imperial unit of length equal to 1/12 of a foot or 2.54 centimeters. It is commonly used in the US for screen sizes, paper dimensions, and small measurements.
mmMillimeter
The millimeter is a metric unit of length equal to one thousandth of a meter. It is used for precise measurements in engineering, manufacturing, and scientific applications.