Length

		=

-

Rounding:

Seperators:
?

Choose thousands separator
and decimal mark:

space and dot	1 234 567.89
space and comma	1 234 567,89
comma and dot	1,234,567.89
dot and comma	1.234.567,89
nothing and dot	1234567.89
nothing and comma	1234567,89
	X

Popular quickchoices:

kilometre (km) <> mile (mi)
metre (m) <> yard (yd)
centimetre (cm) <> foot (ft)
centimetre (cm) <> inch (in)
kilometre (km) <> sea mile / nautical mile (NM, nmi)
mile (mi) <> sea mile / nautical mile (NM, nmi)
light year (ly) <> kilometre (km)

*SI (International System of Units):

A modern, coherent system of measurement units, built around seven base units. The SI is officially adopted by almost every country in the world.

*US customary system:

The common measurement system of the United States. This system has derived from the imperial system, but has several significant differences.

*Imperial system:

A British measurement system, first standardized in 1824, based on the standard units yard, pound and gallon.