2Mi

2Mi (Mi/yeon and Mi/nnie) is the friendship pairing between Miyeon and Minnie.

Other Names

 * Yeonnie (Mi/Yeon and Mi/nnie)
 * MiMi (Mi/yeon and Mi/nnie)

Similarities:

 * Both are the oldest in the group.
 * Both are the best vocalist in the group.
 * Both are born in 1997.
 * Both are roomates.

Differences:

 * Miyeon was born in South Korea while Minnie was born in Thailand.
 * Minnie was introduced in CUBE TREE while Miyeon didn't.
 * Miyeon was a former YG Trainee while Minnie didn't.