400m mannen-hommes ; Official result
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 7 | 3165 | Sacoor Jonathan | OEH | Sen | 45.31 | BK/CB1 | ||
| 2 | 6 | 1846 | Borlee Kevin | RCB | Sen | 45.61 | BK/CB2 | ||
| 3 | 5 | 1847 | Borlee Dylan | RCB | Sen | 45.73 | BK/CB3 | ||
| 4 | 4 | 9971 | Makwala Isaac** | BOT | SEN | 45.74 | |||
| 5 | 3 | 1744 | Badji Asamti | RESC | Sen | 46.89 | |||
| 6 | 9 | 1283 | Lins Sebastien | RESC | Sen | 47.34 | |||
| 7 | 2 | 3204 | De Smet Jonas | KAAG | Sen | 47.38 | |||
| 8 | 1 | 2935 | Doom Alexander | AVR | Sen | 47.39 | |||
| 9 | 8 | 2634 | Iguacel Christian | LYRA | Sen | 47.39 |