in the same class as vs incomparable

in the same class as

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. 

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