Oratorical vs. Oratorial — What's the Difference?

Of, relating to, or characteristic of an orator or oratory.

(rare) oratorical.

Of, or relating to oratory or an orator.

Oratorical.

Of or pertaining to an orator or to oratory; characterized by oratory; rhetorical; becoming to an orator; as, an oratorical triumph; an oratorical essay.

Characteristic of an orator or oratory;