Galatasaray conceded the fewest goals in the Super Lig in 2025/2026, with 30 goals from 34 games. Göztepe were next on 32. Galatasaray conceded the fewest in 2024/2025, with 31.
Galatasaray and Göztepe were level on 0.9 a game, the fewest by any team in the Super Lig in 2025/2026. İstanbul Başakşehir were next on 1.0.
| Rank | Team | Goals Against |
|---|---|---|
| 1 | Galatasaray | 30 |
| 2 | Göztepe | 32 |
| 3 | İstanbul Başakşehir | 35 |
| 4 | Fenerbahçe | 37 |
| 5 | Kocaelispor | 38 |
| 6 | Trabzonspor | 39 |
| 7 | Beşiktaş | 40 |
| 8 | Alanyaspor | 41 |
| 9 | Samsunspor | 45 |
| 10 | Gençlerbirliği | 47 |
| 11 | Eyüpspor | 48 |
| 12 | Kasımpaşa | 49 |
| 13 | Konyaspor | 50 |
| 14 | Rizespor | 52 |
| 15 | Fatih Karagümrük | 54 |
| 16 | Antalyaspor | 55 |
| 17 | Gaziantep F.K. | 58 |
| 18 | Kayserispor | 62 |