MM to Inches Converter
Convert millimeters to inches instantly with this free online converter. Type a value to see the result as you type — 1 millimeter equals 0.0393701 inches. Handy for heights, room dimensions, and DIY measurements.
menu_bookQuick Reference
- 1 inch = 2.54 cm
- 1 foot = 30.48 cm
- 1 yard = 0.9144 m
- 1 mile = 1.609 km
- 1 km = 0.6214 miles
lightbulbTip
Use the swap button to quickly reverse a conversion. Results update in real time as you type, so there is no need to press a button.
How to Convert MM to Inches
To convert millimeters to inches, multiply the value by 0.0393701 (or divide by 25.4). For example, 12 mm × 0.0393701 = 0.472441 in.
MM to Inches Conversion Table
| Millimeter (mm) | Inch (in) |
|---|---|
| 1 | 0.0393701 |
| 2 | 0.0787402 |
| 3 | 0.11811 |
| 5 | 0.19685 |
| 8 | 0.314961 |
| 10 | 0.393701 |
| 12 | 0.472441 |
| 15 | 0.590551 |
| 20 | 0.787402 |
| 25 | 0.984252 |
| 50 | 1.9685 |
| 100 | 3.93701 |
Frequently Asked Questions
How do you convert mm to inches?
Multiply the millimeter value by 0.0393701. For example, 12 mm × 0.0393701 = 0.472441 in. To convert back, multiply the inch value by 25.4.
How many inches are in 1 millimeter?
There are 0.0393701 inches in 1 millimeter. Going the other way, 1 inch equals 25.4 millimeters.
What is 10 mm in inches?
10 mm equals 0.393701 in. Use the converter above for any other value, or scan the conversion table for common ones.
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