MiB vs MB

MiB and MB both are nouns.

Word	Noun	Adjective	Verb	Adverb
MiB	Yes	No	No	No
MB	Yes	No	No	No

As nouns, MiB and MB are synonyms defined as:

MiB and MB: a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes

Other synonyms of MiB include M, mebibyte, megabyte.

MiB (noun)	MB (noun)
a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes	(a British degree) a bachelor's degree in medicine
	a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes
	a unit of information equal to 1000 kilobytes or 10^6 (1,000,000) bytes