Gaziantepspor played 81 league seasons and cup tournaments in the data, 1973 to 2019. 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).
| 512 | Vardar Skopje (North Macedonia) | 5.5 |
| 513 | RCH Heemstede (Netherlands) | 5.5 |
| 514 | Piacenza (Italy) | 5.5 |
| 515 | Gaziantepspor (Turkey) | 5.5 |
| 516 | RB Bragantino (Brazil) | 5.4 |
| 517 | FC København (DEN) | 5.4 |
| 518 | Millonarios (COL) | 5.4 |
More: all clubs of Turkey · the world top 200