As adjectives the difference between unrivaled and unequaled
is that unrivaled is beyond compare, far surpassing any other, unparalleled, without rival while unequaled is unmatched, superlative, the best ever done, record setting.
unrivaled
English
Adjective
(-)
Beyond compare, far surpassing any other, unparalleled, without rival.
:Helen's unrivaled beauty is said to have launched a thousand ships.
unequaled
English
Adjective
(-)
Unmatched, superlative, the best ever done, record setting.