incomparable vs the equal of

incomparable

adj
  • Not able to be compared. 

  • So much better than another as to be beyond comparison; matchless or unsurpassed. 

noun
  • Something beyond compare; a thing with which there is no comparison. 

the equal of

How often have the words incomparable and the equal of occurred in a corpus of books? (source: Google Ngram Viewer )