یکی از مربیان آواز 17 خواننده ی برتر در خوانندگان کره جنوبی را بر اساس تُن، ارتعاش صدا، مهارت و بیان رنک بندی کرده.

1. JYJ Junsu (Tone: 8.5, Treble: 4, Skills: 4, Volume: 4, Expressiveness 8.5, Total: 29.5)

2. PARAN Ace (Tone: 8, Treble: 5, Skills: 4, Volume: 4.5, Expressiveness 7, Total: 28.5)

JYJ Jaejoong (Tone: 7.5, Treble: 4.5, Skills: 4, Volume: 5, Expressiveness 7.5, Total: 28.5)

3. Big Bang Taeyang (Tone: 8.5, Treble: 3, Skills: 4, Volume: 3.5, Expressiveness 8.5, Total: 27.5)

4. F.T. Island Hong Ki (Tone: 9, Treble: 3.5, Skills: 3, Volume: 4, Expressiveness 7, Total: 26.5)

2AM Changmin (Tone: 6, Treble: 5, Skills: 4.5, Volume: 4, Expressiveness 7, Total: 26.5)

SHINee Jonghyun (Tone: 7, Treble: 5, Skills: 4, Volume: 4, Expressiveness 6.5, Total: 26.5)

5. C.N. BLUE Yonghwa (Tone: 7.5, Treble: 3.5, Skills: 3.5,Volume: 4,Expressiveness 7, Total: 25.5)

MBLAQ G.O (Tone: 7, Treble: 4, Skills: 4, Volume: 3.5, Expressiveness 7, Total: 25.5)

6. SHINee Onew (Tone: 8.5, Treble: 3, Skills: 3, Volume: 3.5, Expressiveness 7, Total: 25)

7. SS501 Young Saeng (Tone: 7.5,Treble: 4, Skills: 3.5,Vol : 3.5, Expressiveness 6, Total: 24.5)

Super Junior Kyuhyun (Tone: 8,Treble: 3, Skills: 3.5,Volume: 3.5,Expressiveness 6.5, Total: 24.5)

Super Junior Yesung (Tone: 7,Treble: 3.5,Skills: 3.5,Volume: 3.5,Expressiveness 7, Total: 24.5)

8. 2AM Jokwon (Tone: 6, Treble: 3.5, Skills: 4, Volume: 3, Expressiveness 7.5, Total: 24)

9. Super Junior Ryeowook (Tone: 7.5, Treble: 3.5,Skills: 3, Volume: 3,Expressiveness 6.5, Total: 23.5)

10. TVXQ Changmin (Tone: 5, Treble: 5, Skills: 3, Volume: 5, Expressiveness 5, Total: 23)

U-Kiss SooHyun (Tone: 6, Treble: 4, Skills: 3, Volume: 4, Expressiveness 6, Total: 23)

BEAST YoSeob (Tone: 6.5, Treble: 3.5, Skills: 3, Volume: 4, Expressiveness 6, Total: 23)

11. JYJ Yoochun (Tone: 6.5, Treble: 3.5, Skills: 3.5, Volume: 3, Expressiveness 6, Total: 22.5)

C.N. BLUE Jonghyun (Tone: 8, Treble: 2.5, Skills: 3, Vol: 2.5, Expressiveness 6.5, Total: 22.5)

2PM Junsu (Tone: 6, Treble: 3.5, Skills: 3.5, Volume: 3.5, Expressiveness 5.5, Total: 22.5)

12. Daesung (Tone: 6, Treble: 3.5, Skills: 2.5, Volume: 4, Expressiveness 5.5, Total: 21.5)

B1A4 San Deul (Tone: 6, Treble: 3.5, Skills: 3, Volume: 3.5, Expressiveness 5.5, Total: 21.5)

2AM Seulong (Tone: 7, Treble: 3.5, Skills: 3, Volume: 3, Expressiveness 5, Total: 21.5)

13. Super Junior Sungmin(Tone: 6, Treble: 3, Skills: 3, Volume: 3, Expressiveness 5.5, Total: 20.5)

14. SHINee TaeMin (Tone: 7.5, Treble: 2.5, Skills: 2.5, Volume: 2, Expressiveness 5, Total: 19.5)

15. Teen Top Niel (Tone: 6, Treble: 2.5, Skills: 3, Volume: 2.5, Expressiveness 5, Total: 19)

16. TVXQ Yunho (Tone: 4, Treble: 3, Skills: 2.5, Volume: 3, Expressiveness 3.5, Total: 16)

2AM JinWoon (Tone: 6, Treble: 2, Skills: 2, Volume: 2, Expressiveness 4, Total: 16)

SHINee Key (Tone: 4, Treble: 3, Skills: 2.5, Volume: 3, Expressiveness 3.5, Total: 16)

17. Big Bang Seungri (Tone: 5, Treble: 1, Skills: 2, Volume: 2, Expressiveness 3, Total: 13