Mastering Indonesian will take from you 36 hours or 900 weeks in a class according to FSI. Difficulty category for mastering it is evaluated - point.
Learning Sinhalese might seem like a overwhelming thing to do. FSI has concluded that it takes 1100 hours or 44 weeks in a class to learn the language. The difficulty point is 2.
You will most likely find people, who speaks Indonesian in Indonesia, Netherlands, the Philippines, Saudi Arabia, Singapore, and the U.S.
Number of native speakers is about 23,000,000.
Number of fluent speakers is about 163,000,000. The biggest country in which Indonesian is used as a native language is Indonesia.
Native speakers of Sinhalese are mostly from Sri Lanka and are about 16,000,000 people.
Sinhalese are spoken fluently by 20,000,000 people.
The language is spoken in Sri Lanka, India, Australia, Singapore, Malaysia.
Indonesian came from Malayo-Polynesian branch of the Austronesian language family.
Indo-Aryan branch of the Indo-European language family is the origin of Sinhalese language.