Can you compare and contrast the two major poetic Guru biographies from Maharashtra that are mentioned as being suitable for Parayans?

Chapter 0 identifies two exemplary, detailed poetic Guru biographies from Maharashtra suitable for Parayans. The first is the ancient "Brihat or Thorale Guru Charitra," a sweet and graceful biography of Shri Samarth Sadguru Narsimha Saraswati Maharaj, written by Shri Saraswati Gangadhar. The second is the more recent "Shri Sai Satcharita," an inspirational and grace-filled biography of Shri Sai Baba Maharaj, written by Annasaheb Dabholkar. While both are celebrated for their depth, the Guru Charitra is noted as an ancient work, while the Shri Sai Satcharita is a modern composition. The text asserts that no third work of such comprehensive detail is found in the region.