Here are the top five statistics from the weekend encounter:
1) Arsenal have won only two of their opening eight games for the first time in the Arsene Wenger era. The club have kept just one clean sheet in eight Premier League games this season.
2) Nonetheless, Arsenal have now gone 22 home games in the Premier League unbeaten (14 wins and eight draws).
3) Danny Welbeck has scored 5 goals in 7 games since signing for Arsenal. The ex-Red Devil is proving to be a very good signing.
4) No player accumulated more touches than Arsenal's Santi Cazorla (133). The Spaniard found himself dispossessed on just one occasion, while he fashioned an impressive 94 passes - another match best.
5) Alexis Sanchez's man of the match performance saw him create more chances than any other player (3). He also completed an impressive five dribbles.