Ranking vocalists is quite subjective and can vary based on personal preference, performance style, and criteria for evaluation. However, based on widely acknowledged vocal techniques, live performance capabilities, and overall vocal abilities up to 2023, here’s a possible tier ranking for the members of BLACKPINK, Red Velvet, TWICE, and Mamamoo:
BLACKPINK
- S Tier:
- Rosé – Known for her unique tone and emotional delivery; solid technique in both singing and live performances.
- A Tier:
- Jennie – Strong vocal presence and impressive control; combines rapping and singing which showcases versatility.
- Lalisa (Lisa) – Although primarily a rapper, Lisa has shown growth in her vocal abilities, with good stage presence.
- B Tier:
- Jisoo – Has a soothing voice with good technique, but often less showcased in terms of vocal strength compared to others.
Red Velvet
- S Tier:
- Wendy – Renowned for her vocal range, control, and technical precision; often considered one of the best vocalists in K-pop.
- A Tier:
- Seulgi – Strong vocals with impressive belting abilities; great performance energy.
- Joy – Rich tone and emotional delivery, with strong vocal abilities, particularly in ballads.
- B Tier:
- Irene – Good vocal technique but generally less spotlight on her individual singing compared to the others.
TWICE
- A Tier:
- Nayeon – Strong vocals with a lot of charisma; notable for her ability to deliver live with good pitch control.
- Jeongyeon – Known for her stable vocals and unique voice; solid technique.
- B Tier:
- Momo – Primarily a dancer, but her vocal skills have improved over time; does well with upbeat tracks.
- Sana – Sweet tone, though more geared towards cute and catchy styles rather than technical singing.
- C Tier:
- Dahyun – Known for her rap more than singing; her vocals are solid but she’s less highlighted as a vocalist.
- Chaeyoung – Similarly, her strengths lie more in rap and performance than vocal technique.
- D Tier:
- Tzuyu – Has a lovely voice but tends to have less vocal lines in group songs, making her technique less showcased.
Mamamoo
- S Tier:
- Solar – Known for powerful vocals and impressive range; strong live performances and great vocal technique.
- Hwasa – Unique tone and stage presence; shows good control and emotional expression.
- A Tier:
- Wheein – Strong vocal abilities with a great tone; good emotional delivery.
- B Tier:
- Moonbyul – Primarily focused on rap, but she has shown vocal ability as well; not as strong as the others in purely vocal techniques.
This ranking is based on their individual vocal techniques and live performances. Note that all members contribute significantly to their groups in various ways, and their strengths may vary depending on the context of a performance or song.