"Antithetical" vs. "contradictory": words in contrast

What is similar?
Both "antithetical" and "contradictory" refer to concepts or ideas that oppose each other. They both imply a sense of conflict or incompatibility between two things.
What is different?
The word "antithetical" specifically denotes a relationship of direct opposition or contrast, often used in more formal, rhetorical, or philosophical contexts. "Contradictory" is a broader term that conveys a direct denial or negation of something and is commonly used to show logical inconsistencies or mutual exclusivities.
Which one is more common?

Examples of usage
Antithetical- His actions were antithetical to the values he professed.
- Freedom and despotism are antithetical concepts.
- The two ideologies are antithetical to one another.
- The witness gave contradictory statements during the trial.
- Your conclusion seems contradictory to the evidence presented.
- The findings of the study are contradictory and need further investigation.