The 2018 season was the 11th season for the Indian Premier League franchise Mumbai Indians.
In March 2018, the franchise signed up Goibibo as the principal sponsor of the team for the season. As part of the deal, Goibibo was sported on the back of the team jersey. Later that month, the franchise onboarded Samsung as the lead sponsor of the team, replacing Videocon. The three-year contract with Samsung was worth approximately 25 crore per year, according to a report in the Economic Times.