A stunning free-kick by Achille Emana (22nd minute) gave Mumbai the lead but Katsumi Yusa headed in an equaliser four minutes later for East Bengal
Highlights ISL 2018, Mumbai City FC vs FC Pune City: Pune inch closer to semi-final spots with derby win
Catch the live score and updates from the Indian Super League match between FC Pune City and Mumbai City FC
ISL 2017-18: Sunil Chhetri's brace propels Bengaluru FC to top of table after victory over Mumbai City FC
Twin strikes by Chhetri on either side of the half took the stuffing out of the home side and Miku's free-kick goal later added to the home team's misery.
Mumbai have won three out of seven games and drawn one and their tally of 10 has left them currently in the middle of the table.
ISL 2017-18: Mumbai City FC overcome Chennaiyin FC in intense game to jump to fifth position in tournament
While Mumbai will remain at home to play against ATK, Chennai travel to Bengaluru to meet BFC, with both the games scheduled on 17 December.