equanimous vs self-collected

equanimous and self-collected both are adjectives.

Word	Noun	Adjective	Verb	Adverb
equanimous	No	Yes	No	No
self-collected	No	Yes	No	No

As adjectives, equanimous and self-collected are synonyms defined as:

Other synonyms of equanimous include collected, poised, self-contained, self-possessed.

equanimous (adjective)	self-collected (adjective)
in full control of your faculties	in full control of your faculties