W związku z trwającym obecnie 11 sezonem "American Idol" (jury: Steven Tyler, Jennifer Lopez i Randy Jackson) magazyn Billboard przygotował ranking 24 wokalistów którzy odnieśli największy sukces po konkursie. Lista została ułożona na podstawie sprzedaży albumów i singli a także ilości odtworzeń w radiostacjach i na youtube.
24. Crystal Bowersox
Album Sales: 222,000
Track Sales: 295,000
Radio Plays: 2,000
YouTube Plays: 1,308,832
23. Kimberley Locke
Album Sales: 241,000
Track Sales: 340,000
Radio Plays: 246,000
YouTube Plays: 615,281
22. Lauren Alaina
Album Sales: 332,000
Track Sales: 472,000
Radio Plays: 18,000
YouTube Plays: 4,313,326
21. Blake Lewis
Album Sales: 370,000
Track Sales: 819,000
Radio Plays: 12,000
YouTube Plays: 422,759
20. Bucky Covington
Album Sales: 433,000
Track Sales: 811,000
Radio Plays: 386,000
YouTube Plays: 319,493
19. Katharine McPhee
Album Sales: 456,000
Track Sales: 1,484,000
Radio Plays: 42,000
YouTube Plays: 13,886,703
18. Bo Bice
Album Sales: 755,000
Track Sales: 545,000
Radio Plays: 127,000
YouTube Plays: 110,424
17. Taylor Hicks
Album Sales: 765,000
Track Sales: 369,000
Radio Plays: 20,000
YouTube Plays: 119,132
16. Josh Gracin
Album Sales: 797,000
Track Sales: 1,295,000
Radio Plays: 681,000
YouTube Plays: 628,055
15. Scotty McCreery
Album Sales: 1,107,000
Track Sales: 1,281,000
Radio Plays: 76,000
YouTube Plays: 13,313,012
14. Kellie Pickler
Album Sales: 1,337,000
Track Sales: 3,639,000
Radio Plays: 460,000
YouTube Plays: 30,947,653
13. Elliott Yamin
Album Sales: 694,000
Track Sales: 1,609,000
Radio Plays: 389,000
YouTube Plays: 16,683,989
12. Kris Allen
Album Sales: 348,000
Track Sales: 3,097,000
Radio Plays: 395,000
YouTube Plays: 4,978,264
11. David Archuleta
Album Sales: 1,108,000
Track Sales: 3,327,000
Radio Plays: 199,000
YouTube Plays: 54,195,821
10. Jennifer Hudson
Album Sales: 1,280,000
Track Sales: 2,237,000
Radio Plays: 448,000
YouTube Plays: 36,049,326
9. Adam Lambert
Album Sales: 1,013,000
Track Sales: 4,527,000
Radio Plays: 438,000
YouTube Plays: 81,912,740
8. Ruben Studdard
Album Sales: 2,558,000
Track Sales: 380,000
Radio Plays: 455,000
YouTube Plays: 1,173,416
7. David Cook
Album Sales: 1,443,000
Track Sales: 4,352,000
Radio Plays: 672,000
YouTube Plays: 11,857,619
6. Fantasia Barrino
Album Sales: 2,842,000
Track Sales: 1,425,000
Radio Plays: 868,000
YouTube Plays: 20,334,857
5. Clay Aiken
Album Sales: 4,997,000
Track Sales: 610,000
Radio Plays: 201,000
YouTube Plays: 664,445
4. Jordin Sparks
Album Sales: 1,300,000
Track Sales: 9,883,000
Radio Plays: 1,221,000
YouTube Plays: 147,504,378
3. Chris Daughtry
Album Sales: 6,536,000
Track Sales: 11,902,000
Radio Plays: 3,357,000
YouTube Plays: 89,123,137
2. Carrie Underwood
Album Sales: 12,472,000
Track Sales: 18,933,000
Radio Plays: 3,331,000
YouTube Plays: 137,804,154
1. Kelly Clarkson
Album Sales: 11,219,000
Track Sales: 19,526,000
Radio Plays: 5,197,000
YouTube Plays: 194,160,919