Unit Converter
Convert length, weight, temperature, volume and more, into every unit at once.
- Millimetremm
- Centimetrecm
- Metrem
- Kilometrekm
- Inchin
- Footft
- Yardyd
- Milemi
- Nautical milenmi
Your text stays on your deviceHow?
- Millimetre (mm)
- 1,000
- Centimetre (cm)
- 100
- Metre (m)
- 1
- Kilometre (km)
- 0.001
- Inch (in)
- 39.37007874
- Foot (ft)
- 3.280839895
- Yard (yd)
- 1.093613298
- Mile (mi)
- 0.0006213711922
- Nautical mile (nmi)
- 0.0005399568035
How to convert units
- Choose what you are measuring, such as Length.
- Type the value and choose its unit.
- Read the value in every other unit, and copy the one you need.
Questions
How exact are the conversions?
They use the official definitions, such as an inch being exactly 2.54 cm, and show up to ten significant figures.
Which gallons and pints are these?
US and UK measures are both listed and named, because they differ.
What is the difference between a megabyte and a mebibyte?
A megabyte is 1,000,000 bytes and a mebibyte is 1,048,576 bytes. Both are listed.
Does it work offline?
Yes. Once the page has loaded, it works without a connection.