Kammala jumla mai zuwa: Lokacin 2015 ya fara ne da matsayi na 10 ga Pérez a Ostiraliya, ya biyo bayan 13 a Malaysia, 11 a China da kuma na takwas a
Ƙasar Bahrain. Ya zo na biyar a Belgium kuma na shida a Italiya. Gasarsa mafi kyau a wannan kakar ita ce a Rasha, inda ya zira kwallaye na farko a shekarar 2015 da kuma na uku na Force India. Ya gama gasar zakarun Turai ta 2015 a matsayi na tara, matsayi mafi girma a gasar zakarun Turai har zuwa yau, tare da maki 78. Ya zarce abokin aikinsa Hülkenberg da maki 20. Baya ga podium gama a Rasha, ya gudanar da uku kara top biyar gama a Belgium, Amurka da kuma Abu Dhabi; ya ci 63 daga cikin 78 da maki a karshe tara akai-akai. A rabi na biyu na kakar wasa ya fitar da abokin aikinsa a cikin shida daga cikin tsere tara da suka gabata, kuma sau takwas a cikin kakar.