Popular units

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Derived units

The following table lists units that are derived from or are compatible with the base SI units. Click the name of the unit to get more information about it as well as a conversion calculator and available conversion tables.

Unit name	Symbol	Derived from	SI equivalent
cubit	-	metre	0.5
cup (breakfast)	-	cubic metre	0.000284130625
cup (Canadian)	-	cubic metre	0.0002273045
cup (metric)	c	cubic metre	0.00025
cup (U.S. customary)	c	cubic metre	0.0002365882365
cup (US food nutrition labeling)	c	cubic metre	0.00024
curie	Ci	becquerel	37000000000
dalton	-	kilogram	1.6609021E-27
dash (Imperial)	-	cubic metre	3.69961751302083E-07
dash (U.S.)	-	cubic metre	3.08057599609375E-07
day	d	second	86400
day (sidereal)	d	second	86164.1
deca	damega	pascal	957605180000
candela	dacd	candela	10
decacd	decacd	candela	10
decade	dec	second	315569504
foot	daft	metre	3.048
decagram	dag	kilogram	10
kilometer	dakm	metre	10000
decaliter	daL	cubic metre	0.001

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