Scorecard for KMS vs Floyd Mayweather
Winner by KO in round 1 Floyd Mayweather (2008-12-20)| Round | Judge1 | Total | Judge2 | Total | Judge3 | Total |
| 1 | 8 - 10 | 8 - 10 | 8 - 10 | 8 - 10 | 8 - 10 | 8 - 10 |
| Round | Judge1 | Total | Judge2 | Total | Judge3 | Total |
| 1 | 8 - 10 | 8 - 10 | 8 - 10 | 8 - 10 | 8 - 10 | 8 - 10 |