- MeiSeo (Mei Qi and Eun/seo)
- JuQi (Ju/yeon and Mei Qi)
- MeiYeon (Mei Qi and Ju/yeon)
- They both have brown eyes.
- They were both born in 1998.
- Eunseo has light brown hair but Mei Qi has purple hair.
- Eunseo is a member of Y-Teen but Mei Qi is not.
- Mei Qi is an actress but Eunseo is not.
- Eunseo was born in Incheon, South Korea but Mei Qi was born in Henan, China.
- Eunseo was a trainee under Pledis Entertainment before joining Starship, but Mei Qi wasn't.
- Eunseo is in the sub-units Joy and αγύρτης but Mei Qi is in the sub-units Natural and ενύπνιον.
- They are both in the group Cosmic Girls.
Community content is available under CC-BY-SA unless otherwise noted.