unequalled vs unparalleled

unequalled and unparalleled both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unequalled	No	Yes	No	No
unparalleled	No	Yes	No	No

As adjectives, unequalled and unparalleled are synonyms defined as:

Other synonyms of unequalled include alone, unequaled, unique.

unequalled (adjective)	unparalleled (adjective)
radically distinctive and without equal	radically distinctive and without equal