| # | Athlete | Time |
|---|---|---|
| 1 | Karsten WarholmNorway | 46.70 |
| 2 | Abderrahman SambaQatar | 47.45 |
| 3 | Ezekiel NathanielNigeria | 47.56 |
| 4 | CJ AllenUnited States | 48.00 |
| 5 | Matheus LimaBrazil | 48.21 |
| 6 | Trevor BassittUnited States | 48.29 |
| 7 | Alastair ChalmersGreat Britain | 48.88 |
| 8 | Berke AkçamTurkey | 49.01 |
Times in Sydney time (AEDT). Results: Wikipedia, “2025 Weltklasse Zürich”, CC BY-SA 4.0. Unofficial, updated after the event.