- YeonBin (Yeon/jung and Soo/bin)
- They both have brown eyes.
- They were both born in South Korea.
- They both have a brother.
- They are both main vocalists.
- Soobin has dark brown hair but Yeonjung has light brown hair with blonde highlights.
- Soobin was born in Seoul but Yeonjung was born in Gyeonggi-do.
- Soobin was born in 1996 but Yeonjung was born in 1999.
- Soobin can play piano, violin and flute but Yeonjung can play guitar.
- Yeonjung was on Produce 101 but Soobin was not.
- Soobin has a younger brother but Yeonjung has an older brother.
- Soobin is a part of Y-Teen but Yeonjung is not.
- Soobin is in the sub-units Sweet and αγύρτης but Yeonjung is in the sub-units Natural and φορεύς.
- They are both in the group Cosmic Girls.
- They are said to be the loudest members.
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