Man United lose their 10th PL match of the season, the most they have lost in a single Premier League campaign (9 in 2001/02 and 2003/04). They last lost 10 matches in a top flight season in 1990/91, when they finished sixth in the old Division One.
Man United are only the fifth reigning top flight champions to lose six of their opening 15 home matches the following season, after Ipswich (7 in 1962/63), Burnley (6 in 1960/61) and Liverpool (6 in both 1901/02 and 1906/07).
Man City win three consecutive top flight matches at Old Trafford for the first time since winning five in a row from March 1968 to April 1972.
Man City win three top flight matches in a row against Man United for the first time since March 1969 to December 1970 (4 matches).
Wilfried Zaha, Marouane Fellaini and Juan Mata were purchased for a total of £82 million, but have not scored a goal for United this season.