Busan University, founded in 1946, is the largest national university in Korea. Now it has developed into a comprehensive national key university with humanities, science and engineering, law, economics, art and medicine 13 colleges.

Kyongbuk University is the second largest national university in Korea, located in the third largest city in Korea, and known as Daegu Metropolitan City, the capital of education. Gyeongbuk National University was founded in 1946 (KNU for short) and developed into a national comprehensive university composed of five colleges in195/kloc-0.

The above is my Baidu answer. If you just look at the introduction, Busan University is better. I hope I can help you.