Unit Converter
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Popular Conversions
Common Conversion Formulas
| Conversion | Value |
|---|---|
| 1 inch (in) | = 2.54 cm = 25.4 mm |
| 1 foot (ft) | = 12 in = 30.48 cm |
| 1 yard (yd) | = 3 ft = 91.44 cm |
| 1 meter (m) | = 100 cm = 1000 mm |
| Conversion | Value |
|---|---|
| 1 mile (mi) | = 5280 ft = 1.609 km |
| 1 point (pt) | = 1/72 in ≈ 0.3528 mm |
| 1 px @72dpi | = 1/72 in ≈ 0.3528 mm |
| 1 px @96dpi | = 1/96 in ≈ 0.2646 mm |
About Length Units
The metric system (mm, cm, m) is used worldwide. Imperial units (inch, foot, yard, mile) are primarily used in the United States, United Kingdom, and a few other countries.
Key conversion: 1 inch = 25.4 mm (exact). This is the internationally agreed definition.
Typography: 1 point (pt) = 1/72 inch ≈ 0.3528mm. Font sizes are typically measured in points.