| Statistic | Value | Details |
| Biggest win by Perth Glory | 3 goals | 12/05/2021 Perth Glory 3-0 Western United FC |
| Biggest win by Western United FC | 6 goals | 16/04/2022 Western United FC 6-0 Perth Glory |
| Most goals scored by Perth Glory against Western United FC | 4 goals | 23/01/2021 Western United FC 5-4 Perth Glory |
| Most goals scored by Western United FC against Perth Glory | 6 goals | 16/04/2022 Western United FC 6-0 Perth Glory |
| Red cards | Léo Lacroix | 10/12/2022 Perth Glory 2-1 Western United FC |
| Mark Beevers | 29/04/2023 Perth Glory 1-2 Western United FC | |
| Dylan Leonard | 22/11/2024 Perth Glory 1-3 Western United FC | |
| Jordan Lauton | 3/01/2025 Perth Glory 2-3 Western United FC | |
| Hattricks scored in this fixture | Lachlan Wales | 16/04/2022 Western United FC 6-0 Perth Glory |
| Most goals scored in this fixture | 1. 4 goals | Dylan Pierias |
| 2. 3 goals | Lachlan Wales | |
| Noah Botic | ||
| Adam Taggart | ||
| 5. 2 goals | Aleksandar Prijovic | |
| Matthew Grimaldi | ||
| Hiroshi Ibusuki | ||
| Bruno Fornaroli | ||
| Besart Berisha | ||
| Dylan Wenzel-Halls | ||
| Carlo Armiento |
| Season | Date | Match Type | Perth Glory wins | Draws | Western United FC wins |
| 2019/20 | 19/10/2019 | League | Western United FC 1-1 Perth Glory | ||
| 2019/20 | 12/08/2020 | League | Perth Glory 0-2 Western United FC | ||
| 2020/21 | 23/01/2021 | League | Western United FC 5-4 Perth Glory | ||
| 2020/21 | 12/05/2021 | League | Perth Glory 3-0 Western United FC | ||
| 2021/22 | 26/11/2021 | League | Western United FC 1-0 Perth Glory | ||
| 2021/22 | 27/02/2022 | League | Perth Glory 0-2 Western United FC | ||
| 2021/22 | 16/04/2022 | League | Western United FC 6-0 Perth Glory | ||
| 2022/23 | 10/12/2022 | League | Perth Glory 2-1 Western United FC | ||
| 2022/23 | 4/03/2023 | League | Western United FC 2-1 Perth Glory | ||
| 2022/23 | 29/04/2023 | League | Perth Glory 1-2 Western United FC | ||
| 2023/24 | 2/03/2024 | League | Western United FC 1-0 Perth Glory | ||
| 2023/24 | 21/04/2024 | League | Perth Glory 3-4 Western United FC | ||
| 2024/25 | 22/11/2024 | League | Perth Glory 1-3 Western United FC | ||
| 2024/25 | 3/01/2025 | League | Perth Glory 2-3 Western United FC | ||
| 2024/25 | 5/04/2025 | League | Western United FC 3-1 Perth Glory |