Matches in the fourth round of the 2026/27 UEFA Champions League league phase were played on Nov. 4. A total of nine games took place during the day.
Results:
- AEK Athens – Real Madrid – 2-3;
- Fenerbahce – Liverpool – 3-2;
- Borussia Dortmund – Betis – 2-1;
- Lens – Como – 1-9;
- Viking – Sabah – 4-1;
- Slavia Prague – Arsenal – 1-2;
- Porto – Napoli – 4-1;
- RB Leipzig – Manchester City – 2-3;
- PSV Eindhoven – Brugge – 1-2.
In last season’s final, PSG beat Arsenal 4-3 on penalties after the match ended 1-1 in regular time. PSG also won the Champions League in the 2024/25 season.