Length Converter

Convert between metres, feet, inches, miles, kilometres and 20 more length units.

Length Converter inputs
Converted Value 0.00
Result with Unit
0.001 Micrometre (um)
Conversion Factor
0.00
Reverse Conversion
1,000
Conversion Used
1 Nanometre (nm) = 0.001 Micrometre (um)
All Units
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Value sub to = Value sub from ร— sub fromf sub to
f
Factor converting each unit to the family base unit

1 kilometre equals 0.621371 miles.

How is Length Converter calculated?

Length Converter uses the formula Value_to = Value_from x f_fromf_to. Enter your own figures above and the result updates instantly in your browser.

What information do I need to use this calculator?

You need value, from, to and decimal places. Every field starts with a realistic default so you can see how the calculation behaves before entering your own numbers.

What do the results show?

The headline figure is converted value. Alongside it you also get result with unit, conversion factor, reverse conversion, so you can see the full picture rather than a single number.