dependent upon vs depending on

dependent upon and depending on both are adjectives.

Word	Noun	Adjective	Verb	Adverb
dependent upon	No	Yes	No	No
depending on	No	Yes	No	No

As adjectives, dependent upon and depending on are synonyms defined as:

dependent upon and depending on: being determined by conditions or circumstances that follow

Other synonyms of dependent upon include contingent, contingent on, contingent upon, dependant on, dependant upon, dependent on.

dependent upon (adjective)	depending on (adjective)
being determined by conditions or circumstances that follow	being determined by conditions or circumstances that follow