StadiumArena Naţională
| Current capacity of the stadium |
| Standing | 49 100 |
| Seats | 34 500 |
| Tribune | 24 700 |
| Seats for sponsors | 8 500 |
| Fans attended |
| 17. 8. 2025 | FCSB-Sporting Lokeren | 20 315 |
| 12. 8. 2025 | FCSB-MM Újezdec | 22 216 |
| 8. 8. 2025 | FCSB-Brighton FC | 34 636 |
| 1. 8. 2025 | FCSB-Atromitos FC | 26 653 |
| 25. 7. 2025 | FCSB-Start Rosenberg OOL | 35 537 |
| 18. 7. 2025 | FCSB-Vinkovci | 25 611 |
| 18. 7. 2025 | FCSB-Elfsborg | 25 574 |
| 15. 7. 2025 | FCSB-FC BARCA Veľká Lomnica | 26 681 |
| 11. 7. 2025 | FCSB-Thespiae | 24 166 |