Mastering Korean will take from you 2200 hours or 88 weeks in a class according to FSI. Difficulty category for mastering it is evaluated 3 point.
Learning Khmer 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 Korean in Korea, Japan, Russia, the U.S., Singapore, Thailand.
Number of native speakers is about 48,500,000.
Number of fluent speakers is about 77,200,000. The biggest country in which Korean is used as a native language is Republic of Korea (South Korea).
Native speakers of Khmer are mostly from Cambodia and are about 13,000,000 people.
Khmer are spoken fluently by 15,000,000 people.
The language is spoken in Cambodia, Vietnam, Thailand, Canada, China, France, Laos, USA..
Korean came from Koreanic language family.
Mon-Khmer branch of the Austroasiatic language family is the origin of Khmer language.