Millimeters to Inches Converter
Convert millimeters to inches with a free calculator
How to Convert Millimeters to Inches
Formula: 1 mm = 0.03937007874 in
Multiply your millimeters value by 0.03937007874 to get the equivalent in inches. The conversion factor 0.03937007874 is based on the internationally accepted definitions of both units.
Millimeters to Inches Reference Table
| Millimeters (mm) | Inches (in) |
|---|---|
| 1 mm | 0.03937007874 in |
| 5 mm | 0.1968503937 in |
| 10 mm | 0.3937007874 in |
| 25 mm | 0.9842519685 in |
| 50 mm | 1.968503937 in |
| 100 mm | 3.937007874 in |
| 500 mm | 19.68503937 in |
| 1000 mm | 39.37007874 in |
Related Conversions
Frequently Asked Questions
How many inches are in 1 mm? +
1 millimeter equals about 0.03937 inches. There are 25.4 mm in one inch.
What is 10 mm in inches? +
10 mm is about 0.3937 inches, which is just under 13/32 of an inch.
When would I need to convert mm to inches? +
Common in engineering, 3D printing, and hardware. Metric bolts, bearings, and electronic components are often specified in mm but US tools use inches.