Recent form
Kocaelispor
W
D
W
L
L
- L at Besiktas 2-1 Turkish Super Lig
- L Goztepe 2-1 Turkish Super Lig
- W at Alanyaspor 2-1 Turkish Super Lig
- D Caykur Rizespor 0-0 Turkish Super Lig
- W at Eyupspor 2-0 Turkish Super Lig
İstanbul Başakşehir
W
W
L
W
D
- D at Konyaspor 0-0 Turkish Super Lig
- W Gaziantep 2-1 Turkish Super Lig
- L at Besiktas 2-0 Turkish Super Lig
- W Samsunspor 5-2 Turkish Super Lig
- W at Goztepe 2-1 Turkish Super Lig
Head to head
IBFK leads series 4-0-1
- 16 Aug 2026 İstanbul Başakşehir 2–0 Kocaelispor 2026-27 Turkish Super Lig
- 6 Apr 2026 Kocaelispor 0–0 İstanbul Başakşehir 2025-26 Turkish Super Lig
- 31 Oct 2025 İstanbul Başakşehir 1–0 Kocaelispor 2025-26 Turkish Super Lig
- 24 May 2009 Kocaelispor 2–3 İstanbul Başakşehir 2008/2009 Turkish Super Lig
- 20 Dec 2008 İstanbul Başakşehir 5–0 Kocaelispor 2008/2009 Turkish Super Lig