KV Oostende played 63 league seasons and cup tournaments in the data, 1972 to 2024. Success weighs every finish by how hard that competition was to win; Efficiency is the share of what the club could have won that it did win; Edge compares that with an average participant (×1.00).
| 643 | Istanbulspor (Turkey) | 3.7 |
| 644 | Spartak Subotica (Serbia) | 3.7 |
| 645 | Lokomotiva Zagreb (Croatia) | 3.6 |
| 646 | KV Oostende (Belgium) | 3.6 |
| 647 | Deportivo Español (Argentina) | 3.6 |
| 648 | Beringen FC (Belgium) | 3.6 |
| 649 | AC Monza (Italy) | 3.6 |