Utterly unlike; incapable of being compared; having no common ground.
Composed of inherently different or distinct elements; incongruous.
Essentially different; of different species, unlike but not opposed in pairs
Any of a group of unequal or dissimilar things.
Not able to be compared.
So much better than another as to be beyond comparison; matchless or unsurpassed.
Something beyond compare; a thing with which there is no comparison.