incomparable

Being such that comparison is impossible; incommensurable.

So outstanding as to be beyond comparison; unsurpassed.

Not comparable; admitting of no comparison; especially, without a match, rival, or peer; unequaled; transcendent.

Synonyms Matchless, peerless, unrivaled, unparalleled, nonpareil.

In ornithology, the painted finch, Cyanospiza or Passerina ciris, more commonly called nonpareil.

Not comparable; admitting of no comparison with others; unapproachably eminent; without a peer or equal; matchless; peerless; transcendent.

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

Not able to be compared.

such that comparison is impossible; unsuitable for comparison or lacking features that can be compared