Whether you are engineering drawings, tool sizes and hardware specs, converting Millimeter to Inch by hand is easy to get wrong. This free converter gives you an instant, exact answer — 1 mm = 0.03937007874 in — and runs entirely in your browser.
How to convert Millimeter to Inch
To convert a value from mm to in, multiply it by the conversion factor 0.03937007874. For example: 0.1968503937 in equals 5 × 0.03937007874, and 1.968503937 in equals 50 × 0.03937007874.
Millimeter to Inch conversion table
| Millimeter (mm) | Inch (in) |
|---|---|
| 1 | 0.03937007874 |
| 2 | 0.07874015748 |
| 3 | 0.1181102362 |
| 5 | 0.1968503937 |
| 10 | 0.3937007874 |
| 25 | 0.9842519685 |
| 50 | 1.968503937 |
| 100 | 3.937007874 |
Other length conversions
- Centimeter to Inch
- Inch to Centimeter
- Meter to Foot
- Foot to Meter
- Kilometer to Mile
- Mile to Kilometer
- Yard to Meter
- Centimeter to Foot
Why use the HandyTools converter
Most unit converters upload your values to a server or bury you in ads. HandyTools performs the mm-to-in conversion locally on your device with instant bidirectional results — type in either box and both update at once. There is nothing to install, nothing to sign up for, and your numbers never leave your browser.