Toolbox
Unit converter
From one unit to another of the same quantity, with the factors of the catalogue's unit tables: exact by definition where there is one (the foot, the pound, the nautical mile).
1 m = 39.37007874 in
1 m in every unit of length
| Unit | Value | System | 1 unit in SI |
|---|---|---|---|
| nanometre (nm) | 1,000,000,000 | International System of Units | 1E-9 |
| micrometre (µm) | 1,000,000 | International System of Units | 1E-6 |
| millimetre (mm) | 1,000 | International System of Units | 0.001 |
| centimetre (cm) | 100 | International System of Units | 0.01 |
| inch (in) | 39.37007874 | United States customary units | 0.0254 |
| foot (ft) | 3.280839895 | United States customary units | 0.3048 |
| yard (yd) | 1.093613298 | United States customary units | 0.9144 |
| metre (m) | 1 | International System of Units | 1 |
| kilometre (km) | 0.001 | International System of Units | 1,000 |
| statute mile (mi) | 0.0006213712 | United States customary units | 1,609.344 |
| nautical mile (NM) | 0.0005399568 | Other non-SI units | 1,852 |
Value in the SI unit = value × factor + offset (the offset only for temperatures). The factors are in the database's units table, which editors can correct.