400m Final - (M) ; Official result since 17:08
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 4 | 128 | EDGARDO ALEJAN JR | 47,07 | PHI | 47.18 | |||
| 2 | 5 | 132 | JOAN CAIDO | 47,62 | PHI | 47.73 | |||
| 3 | 6 | 124 | ARCHAND CHRISTIAN BAGSIT | 46,88 | PHI | 47.83 | |||
| 4 | 1 | 210 | NG CHIN HUI | 48,78 | SIN | 48.24 | |||
| 5 | 3 | 91 | ROSELY SHCZUAN AHMAD | 49,13 | MAS | 48.36 | |||
| 6 | 8 | 76 | AZMI MOHD SHAHMIMI | 48,18 | MAS | 48.53 | |||
| 7 | 7 | 34 | EDI ARIANSYAH | 48,03 | INA | 48.58 | |||
| 8 | 2 | 72 | ARON ANCHOIS | 48,98 | MAS | 49.04 |