Match events
Minute by minute- 14'1–0 Goal: Aaron RamseyAssist: Ainsley Maitland-Niles Arsenal
- 25'2–0 Own goal: Kalidou Koulibaly own goal Arsenal
- Half-time 2–0
- 46' Yellow card: Elseid Hysaj Napoli
- 66' Substitution: Arkadiusz MilikOff: Dries Mertens Napoli
- 67' Substitution: Alex IwobiOff: Alexandre Lacazette Arsenal
- 67' Substitution: Henrikh MkhitaryanOff: Mesut Özil Arsenal
- 77' Substitution: Mohamed ElnenyOff: Lucas Torreira Arsenal
- 82' Substitution: Amin YounesOff: Lorenzo Insigne Napoli
- 82' Substitution: Adam OunasOff: Fabián Ruiz Napoli
Line-ups
Confirmed
Arsenal3-4-1-24-4-2Napoli
- 1 Cech
- 18 Monreal
- 6 Koscielny
- 5 Papastathopoulos
- 31 Kolasinac
- 8 Ramsey
- 1177' Torreira
- 15A Maitland-Niles
- 1067' Özil
- 14 Aubameyang
- 967' Lacazette
- 1 Meret
- 6 Rui
- 26 Koulibaly
- 19 Maksimovic
- 23 Hysaj
- 20 Zielinski
- 5 Allan
- 882' Ruiz
- 7 Callejón
- 2482' Insigne
- 1466' Mertens
Arsenal bench
- 7Henrikh Mkhitaryan67'
- 17Alex Iwobi67'
- 4Mohamed Elneny77'
Napoli bench
- 11Adam Ounas82'
- 34Amin Younes82'
- 99Arkadiusz Milik66'