Convert millimeters to inches instantly. Free, fast, and accurate.
To convert millimeters to inches, use the formula: in = mm ÷ 25.4. This is the standard conversion ratio used worldwide.
| Millimeters (mm) | Inches (in) |
|---|---|
| 1 mm | 0.03937 in |
| 2 mm | 0.07874 in |
| 5 mm | 0.19685 in |
| 10 mm | 0.393701 in |
| 20 mm | 0.787402 in |
| 50 mm | 1.9685 in |
| 100 mm | 3.937 in |
| 500 mm | 19.685 in |
| 1000 mm | 39.3701 in |
The millimeters and inches are units used to measure length. This converter provides accurate, instant results based on internationally recognized conversion standards.
Use the formula: in = mm ÷ 25.4. Or simply type a value in the calculator above for instant results.
Click the swap button (⇄) between the two input fields. The units will instantly switch positions, allowing you to convert in the opposite direction without leaving the page.
Yes, our converter uses internationally standardized conversion ratios for accurate results to multiple decimal places.