Asked to bat, Kolkata posted 185 for six in their 20 overs and in response Mumbai chased down the score in 17.4 overs to finish on 186 for five.
Earlier, Kolkata was first well served by a 46 run second wicket stand between Rahmanullah Gurbaz and Venkatesh Iyer. Then Iyer added 50 runs for the fourth wicket with Shardul Thakur. Then towards the end Iyer ended on 104 off 51 balls with six boundaries and nine sixes. In the end Rinku Singh and Andre Russell used the long handle to good effect. Kolkata ended on 185 for six in their 20 overs. For Mumbai the best bowler was Hrithik Shokeen (2-34).
In their response Mumbai got off to a good start as Rohit Sharma came in as an impact player. Sharma added 65 runs for the opening wicket with Ishan Kishan. The chase got off to a flier. Then stand-in skipper Suryakumar Yadav added 60 runs for the third wicket with Tilak Varma. After both Yadav and Varma fell, it was down to Tim David to take Mumbai across the line. Mumbai finished on 186 for five in 17.4 overs. For Kolkata the best bowler was Suyash Sharma (2-27).
Kolkata Knight Riders: 185-6 (20)
Fall of wickets: 1-11 (Narayan Jagadeesan-1.5 ov), 2-57 (Rahmanullah Gurbaz-5.3 ov), 3-73 (Nitish Rana-8.1 ov), 4-123 (Shardul Thakur-12.5 ov), 5-159 (Venkatesh Iyer-17.2 ov), 6-172 (Rinku Singh-18.5 ov)
Mumbai Indians: 186-5 (17.4)
Fall of wickets: 1-65 (Rohit Sharma-4.5 ov), 2-87 (Ishan Kishan-7.3 ov), 3-147 (Tilak Varma-13.5 ov), 4-176 (Suryakumar Yadav-16.3 ov), 5-184 (Nehal Wadhera-17.2 ov)
Kolkata Knight Riders: Rahmanullah Gurbaz (wicket-keeper), Venkatesh Iyer, Narayan Jagadeesan, Nitish Rana (captain), Rinku Singh, Andre Russell, Sunil Narine, Shardul Thakur, Umesh Yadav, Lockie Ferguson, Varun Chakaravarthy; Subs: Suyash Sharma, David Wiese, Anukul Roy, Mandeep Singh, Vaibhav Arora
Impact player: Suyash Sharma for Venkatesh Iyer (1st innings, 19.6 ov)
Mumbai Indians: Cameron Green, Ishan Kishan (wicket-keeper), Tilak Varma, Suryakumar Yadav (captain), Tim David, Nehal Wadhera, Arjun Tendulkar, Hrithik Shokeen, Piyush Chawla, Duan Jansen, Riley Meredith; Subs: Rohit Sharma, Ramandeep Singh, Arshad Khan, Vishnu Vinod, Kumar Kartikeya
Impact player: Rohit Sharma for Riley Meredith (1st innings, 19.6 ov)
Toss: Mumbai Indians, elected to field
Venue: Wankhede Stadium, Mumbai
Start time: 1000 hrs GMT
Match officials: Bruce Oxenford, Ulhas Gandhe (On-field Umpires); Jayaraman Madanagopal (TV Umpire); Pranav Joshi (Reserve Umpire); Rajiv Seth (Match-referee)