CSKA Sofia played 41 league seasons and cup tournaments in the data, 1966 to 2022. 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).
| 399 | SD Eibar (Spain) | 8.1 |
| 400 | FC Eindhoven (Netherlands) | 8.1 |
| 401 | FC Sète (France) | 8.0 |
| 402 | CSKA Sofia (BUL) | 8.0 |
| 403 | Be Quick 1887 (Netherlands) | 8.0 |
| 404 | Malmo FF (SWE) | 7.9 |
| 405 | Wimbledon (England) | 7.9 |
More: the world top 200