Unione Calcio Sampdoria
Sampdoria played 166 league seasons and cup tournaments in the data, 1939 to 2026, winning 1 league title, 4 domestic cups, 1 continental trophy, 1 super cup. 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).
| Competition | Won | Seasons |
|---|---|---|
| Serie A | 1 | 1990-91 |
| Coppa Italia | 4 | 1985, 1988, 1989, 1994 |
| UEFA Cup Winners' Cup | 1 | 1989-90 |
| Supercoppa Italiana | 1 | 1990-91 |
| 103 | Zenit Sankt-Peterburg (Russia) | 58.1 |
| 104 | Heart Of Midlothian (Scotland) | 58.0 |
| 105 | Villarreal (Spain) | 57.1 |
| 106 | Sampdoria (Italy) | 56.9 |
| 107 | Derby County (England) | 55.8 |
| 108 | Sheffield Wednesday (England) | 55.1 |
| 109 | Hibernian (Scotland) | 54.9 |
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