Is point Reyes or point Reyes beach more resistant to wave erosion?

Beaches are prone to erosion by waves as they consist of unconsolidated materials, mostly sand. Point Reyes is a rocky outcrop that has been battling the waves for millenium. So, by the way you have Worded your question, the point is more resistant to wave erosion that the beach.

Now, which is eroding and which is accumulating sediment is a different question.