MM to IN Converter
Use this free online mm to inches converter tool to convert millimeters to physical inches. This converter bridges metric and imperial measurement systems for precise measurements. Valuable for detailed design and engineering work.
To convert millimeters to inches, divide the mm value by 25.4 (since 1 inch equals 25.4 millimeters). This is the standard conversion between metric and imperial systems.
Conversion Formula
in = mm ÷ 25.4
For example, to convert 25.4mm to inches, calculate 25.4 ÷ 25.4 = 1in. Similarly, 50.8mm equals 2 inches because 50.8 ÷ 25.4 = 2.
MM to IN Converter Conversion Table
| MM | IN |
|---|---|
| 1mm | 0.0394in |
| 2mm | 0.0787in |
| 5mm | 0.1969in |
| 10mm | 0.3937in |
| 15mm | 0.5906in |
| 20mm | 0.7874in |
| 25.4mm | 1in |
| 30mm | 1.181in |
| 40mm | 1.575in |
| 50mm | 1.969in |
| 75mm | 2.953in |
| 100mm | 3.937in |
| 127mm | 5in |
| 150mm | 5.906in |
| 200mm | 7.874in |
| 254mm | 10in |
What is MM?
Millimeters (mm) are an absolute CSS unit representing physical millimeters, primarily used for precise print measurements. In web contexts, 1mm equals approximately 3.78 pixels. Millimeters are most useful in print stylesheets and international design contexts where metric precision is required.
What is IN?
Inches (in) are an absolute CSS unit representing physical inches, primarily used for print media. In web contexts, 1 inch equals 96 pixels based on the CSS specification. While rarely used for screen design, inches are essential for print stylesheets and ensuring accurate physical dimensions in printed documents.