Chennai Super Kings faced Royal Challengers Bengaluru in their third match of IPL 2026 on Sunday, April 5, and suffered a defeat by 43 runs. In reply to RCB’s total of 250/3, CSK batters managed to score 207 runs for the loss of all 10 wickets in 19.4 overs. Sarfaraz Khan top-scored for the Ruturaj Gaikwad-led side by playing a knock of 50 runs from 25 balls; Prashant Veer made 43 runs from 29 balls, and Jamie Overton scored 37 runs from 16 balls.
The defeat by 43 runs on Sunday is CSK‘s second-heaviest defeat against RCB in Indian Premier League history. Their heaviest defeat in the IPL against RCB is by 50 runs in Chennai on March 28, 2025.
CSK’s heaviest defeat in the IPL is by 60 runs against the Mumbai Indians at Wankhede Stadium in Mumbai on
May 5, 2013.
Heaviest defeats for CSK in IPL (by runs)
| AGAINST | MARGIN | TARGET | VENUE | DATE |
| Mumbai Indians | 60 | 140 | Mumbai (WS) | May 5, 2013 |
| Punjab Kings | 54 | 181 | Mumbai (BS) | April 3, 2022 |
| Royal Challengers Bengaluru | 50 | 197 | Chennai | March 28, 2025 |
| Mumbai Indians | 46 | 156 | Chennai | April 26, 2019 |
| Punjab Kings | 44 | 232 | Cuttack | May 7, 2014 |
| Delhi Capitals | 44 | 176 | Dubai | September 25, 2020 |
| Royal Challengers Bengaluru | 43 | 251 | Bengaluru | April 5, 2026 |
| Mumbai Indians | 41 | 203 | Kolkata | May 24, 2015 |
| Mumbai Indians | 37 | 171 | Mumbai (WS) | April 3, 2019 |
| Royal Challengers Bengaluru | 37 | 170 | Dubai | October 10, 2020 |
Biggest win margins in CSK-RCB IPL matches
| WINNER | MARGIN | LOSER | VENUE | DATE |
| Chennai Super Kings | 92 runs | Royal Challengers Bengaluru | Bengaluru | April 20, 2009 |
| Chennai Super Kings | 69 runs | Royal Challengers Bengaluru | Gqeberha | April 25, 2021 |
| Chennai Super Kings | 58 runs | Royal Challengers Bengaluru | Mumbai (WS) | May 28, 2011 |
| Chennai Super Kings | 52 runs | Royal Challengers Bengaluru | Chennai | September 24, 2010 |
| Royal Challengers Bengaluru | 50 runs | Chennai Super Kings | Chennai | March 28, 2025 |
| Royal Challengers Bengaluru | 43 runs | Chennai Super Kings | Bengaluru | April 5, 2026 |
| Royal Challengers Bengaluru | 37 runs | Chennai Super Kings | Dubai | October 10, 2020 |
| Royal Challengers Bengaluru | 36 runs | Chennai Super Kings | Bengaluru | March 23, 2010 |
| Chennai Super Kings | 27 runs | Royal Challengers Bengaluru | Bengaluru | April 22, 2015 |
| Royal Challengers Bengaluru | 27 runs | Chennai Super Kings | Bengaluru | May 18, 2024 |
The unwanted record of suffering the heaviest defeat in IPL history is held by Delhi Capitals. Delhi Capitals went down by 146 runs against Mumbai Indians in the IPL 2017 match played at Arun Jaitley Stadium in Delhi on May 6, 2017.
The win by 43 runs over CSK on Sunday is also RCB’s joint-17th biggest win by run margin in the world’s richest franchise cricket league. Their biggest win in IPL history by a run margin is a 144-run triumph over Gujarat Lions in Bengaluru on May 14, 2016. They have also won IPL matches by 138 runs, 130 runs and 112 runs.
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