Length Converter
Free length unit converter. Convert between Meter, Kilometer, Centimeter, Millimeter, Micrometer, Nanometer, Mile, Yard, Foot, Inch, Light Year.
From
Meter (m)
To
Kilometer (km)
Meter (m) to other length units
| Unit | Value |
|---|---|
| Kilometer (km) | 0.001 |
| Centimeter (cm) | 100 |
| Millimeter (mm) | 1,000 |
| Micrometer (μm) | 1,000,000 |
| Nanometer (nm) | 1,000,000,000 |
| Mile (mi) | 0.0006213712 |
| Yard (yd) | 1.093613298 |
| Foot (ft) | 3.280839895 |
| Inch (in) | 39.37007874 |
| Light Year (ly) | 1.057001e-16 |
Length Unit Converter
Convert between 11 length units instantly. Enter a value, choose your source and target units, and see the converted result along with a full comparison table against every other unit in this category.
How to Convert Length
- Enter a value in the "From" field and choose its unit.
- Choose the target unit in the "To" field — the converted value updates instantly.
- Use the swap button to reverse the conversion direction.
Example
5 feet is about 1.524 meters — useful when comparing a US height or distance to a metric spec sheet.
Common Use Cases
- DIY, construction, and furniture measurements.
- Converting travel distances between miles and kilometers.
- Comparing height or size specs across regions.
FAQ
- How precise are these conversions? Conversion factors use standard, exact definitions (e.g. 1 inch = 2.54cm exactly) — results are rounded for display but calculated at full precision.
- Can I convert in either direction? Yes, use the swap button between the From and To fields to instantly reverse the conversion.