| Inns | HS |
| 209 | 41 | Sydney Sixers v Brisbane Heat | Brisbane Cricket Ground, Woolloongabba, Brisbane | 2022/23 |
| 180-5 | 49* | Sydney Sixers v Melbourne Stars | Melbourne Cricket Ground, Melbourne | 2020/21 |
| 177-5 | 38 | Sydney Sixers v Perth Scorchers | Optus Stadium, Perth | 2018/19 |
| 175-7 | 42* | Sydney Sixers v Melbourne Stars | Melbourne Cricket Ground, Melbourne | 2019/20 |
| 174-7 | 43* | Sydney Sixers v Perth Scorchers | Optus Stadium, Perth | 2019/20 |
| 171-4 | 41 | Sydney Sixers v Melbourne Renegades | Sydney Cricket Ground, Sydney | 2016/17 |
| 169-8 | 48 | Sydney Sixers v Melbourne Renegades | Carrara Oval, Carrara | 2020/21 |
| 167-4 | 45* | Sydney Sixers v Perth Scorchers | Western Australia Cricket Association Ground, Perth | 2017/18 |
| 165-8 | 48 | Sydney Sixers v Brisbane Heat | Brisbane Cricket Ground, Woolloongabba, Brisbane | 2020/21 |
| 164-5 | 36* | Sydney Sixers v Sydney Thunder | ENGIE Stadium, Sydney | 2024/25 |
| 161-6 | 41 | Sydney Sixers v Melbourne Renegades | Etihad Stadium, Melbourne | 2011/12 |
| 161-7 | 39 | Sydney Sixers v Brisbane Heat | Sydney Cricket Ground, Sydney | 2019/20 |
| 160-7 | 34 | Sydney Sixers v Melbourne Stars | Melbourne Cricket Ground, Melbourne | 2016/17 |
| 158-3 | 44 | Sydney Sixers v Hobart Hurricanes | Blundstone Arena, Hobart | 2014/15 |
| 156-5 | 42 | Sydney Sixers v Melbourne Stars | Melbourne Cricket Ground, Melbourne | 2012/13 |
| 156-8 | 47 | Sydney Sixers v Brisbane Heat | Sydney Cricket Ground, Sydney | 2015/16 |
| 154-8 | 34 | Sydney Sixers v Hobart Hurricanes | Sydney Cricket Ground, Sydney | 2012/13 |
| 154-4 | 41 | Sydney Sixers v Melbourne Renegades | Marvel Stadium, Melbourne | 2019/20 |
| 151-8 | 42 | Sydney Sixers v Adelaide Strikers | Adelaide Oval, Adelaide | 2011/12 |
| 151-3 | 45* | Sydney Sixers v Adelaide Strikers | Carrara Oval, Carrara | 2020/21 |
| 151-4 | 35* | Sydney Sixers v Perth Scorchers | International Sports Stadium, Coffs Harbour | 2021/22 |
| 151-7 | 47 | Sydney Sixers v Sydney Thunder | Sydney Cricket Ground, Sydney | 2023/24 |
| 151-7 | 43* | Sydney Sixers v Sydney Thunder | Sydney Cricket Ground, Sydney | 2024/25 |
| 150-6 | 36 | Sydney Sixers v Adelaide Strikers | Sydney Cricket Ground, Sydney | 2021/22 |
| 150-6 | 49 | Sydney Sixers v Melbourne Renegades | GMHBA Stadium, Geelong | 2021/22 |
| 149 | 41 | Sydney Sixers v Melbourne Renegades | Sydney Cricket Ground, Sydney | 2012/13 |
| 149-9 | 32 | Sydney Sixers v Sydney Thunder | Spotless Stadium, Sydney | 2017/18 |
| 149-7 | 41 | Sydney Sixers v Sydney Thunder | Sydney Cricket Ground, Sydney | 2019/20 |
| 148-4 | 30* | Sydney Sixers v Brisbane Heat | Brisbane Cricket Ground, Woolloongabba, Brisbane | 2014/15 |
| 142-7 | 34 | Sydney Sixers v Melbourne Stars | Melbourne Cricket Ground, Melbourne | 2019/20 |
