- MeiBin (Mei Qi and Soo/bin)
- They both have brown eyes.
- Soobin was born in Seoul, South Korea but Mei Qi was born in Henan, China.
- Soobin has dark brown hair but Mei Qi has purple hair.
- Soobin is a vocalist but Mei Qi is a dancer.
- Mei Qi is an actress but Soobin is not.
- Soobin is in Y-Teen but Mei Qi is not.
- Soobin was born in 1996 but Mei Qi was born in 1998.
- Soobin can play piano, flute and violin but Mei Qi cannot.
- Soobin is in the sub-units Sweet and αγύρτης but Mei Qi is in the sub-units Natural and ενύπνιον.
- They are both in the group Cosmic Girls.
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