Pound-for-pound

1. Anderson Silva

2. Georges St-Pierre

3. Jose Aldo

4. Fedor Emelianenko

5. Mauricio Rua

6. Frankie Edgar

7. B.J. Penn

8. Lyoto Machida

9. Jake Shields

10. Brock Lesnar

Women’s pound-for-pound

1. Cristiane Santos

2. Megumi Fujii

3. Sarah Kaufman

4. Tara Larosa

5. Rosi Sexton

6. Yuka Tsuji

7. Marloes Coenen

8. Erin Toughill

9. Roxanne Modafferi

10. Aisling Daly

Heavyweight

1. Brock Lesnar

2. Cain Velasquez

3. Shane Carwin

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4. Fabricio Werdum

5. Fedor Emelianenko

6. Junior dos Santos

7. Frank Mir

8. Antonio Rodrigo Nogueira

9. Alistair Overeem

10. Brett Rogers

Light heavyweight

1. Mauricio “Shogun” Rua

2. Rashad Evans

3. Lyoto Machida

4. Quinton Jackson

5. Anderson Silva

6. Forrest Griffin

7. Antonio Rogerio Nogueira

8. Muhammed “King Mo” Lawal

9. Gegard Mousasi

10. Ryan Bader

Middleweight

1. Anderson Silva

2. Chael Sonnen

3. Vitor Belfort

4. Nathan Marquardt

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5. Demian Maia

6. Robbie Lawler

7. Michael Bisping

8. Alan Belcher

9. Chris Leben

10. Yushin Okami

Welterweight

1. Georges St. Pierre

2. Josh Koscheck

3. Jon Fitch

4. Jake Shields

5. Nick Diaz

6. Thiago Alves

7. Dan Hardy

8. Paul Daley

9. Martin Kampmann

10. Paulo Thiago

Lightweight

1. Frankie Edgar

2. B.J. Penn

3. Kenny Florian

4. Gray Maynard

5. Gilbert Melendez

6. Ben Henderson

7. Shinya Aoki

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8. Eddie Alvarez

9. Tatsuya Kawajiri

10. Evan Dunham

Featherweight

1. Jose Aldo

2. Manny Gamburyan

3. Mike Brown

4. Urijah Faber

5. Hatsu Hioki

6. Bibiano Fernandes

7. Marlon Sandro

8. Michihiro Omigawa

9. Masanori Kanehara

10. Josh Grispi

Bantamweight

1. Dominick Cruz

2. Brian Bowles

3. Joseph Benavidez

4. Miguel Torres

5. Scott Jorgensen

6. Takeya Mizugaki

7. Damacio Page

8. Masakatsu Ueda

9. Rani Yahya

10. Wagnney Fabiano