Answer:
Similarities:
Indonesia and the Philippines are both archipelagic countries with ethnic populations and national languages that have common Austronesian ancestry. The historical links between ancient Indonesia and the Philippines have commenced since around the 9th century.
Difference:
Philippines is an archipelagic nation with 7,000 islands while the Indonesian archipelago has roughly 17,500 islands
Although Indonesian and Filipino are parts of Austronesian family, Indonesia is the only Melanesian country in SE Asia due to large Melanesian population from Nusa Tenggara islands to New Guinea island (Papua) however Philippines also has small Negrito population which known as Aeta people who live in remoted area.
