| This week | Last week | Weeks in ratings | Fighter |
| 1. | 1 | 2 | Floyd Mayweather |
| 2. | 2 | 2 | Manny Pacquiao |
| 3. | 3 | 2 | Joe Calzaghe |
| 4. | 4 | 2 | Juan Manuel Marquez |
| 5. | 7 | 2 | Miguel Cotto |
| 6. | 5 | 2 | Bernard Hopkins |
| 7. | 6 | 2 | Ricky Hatton |
| 8. | 8 | 2 | Israel Vazquez |
| 9. | 9 | 2 | Kelly Pavlik |
| 10. | 10 | 2 | Wladimir Klitschko |