Widzew Lódz played 15 league seasons and cup tournaments in the data, 1978 to 2000. 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).
| 742 | Leith Athletic (Scotland) | 2.9 |
| 743 | Ferroviária-SP (Brazil) | 2.9 |
| 744 | Borac Banja Luka (Bosnia and Herzegovina) | 2.9 |
| 745 | Widzew Lódz (POL) | 2.9 |
| 746 | East Stirlingshire (Scotland) | 2.9 |
| 747 | Slaven Belupo Koprivnica (Croatia) | 2.9 |
| 748 | De Graafschap (Netherlands) | 2.9 |
More: the world top 200