Face à face
| United Rugby Championship | 2020/01/03 19:35 | Cardiff v Scarlets | W | 14-16 |
| United Rugby Championship | 2019/03/22 19:35 | Cardiff v Scarlets | L | 41-17 |
| United Rugby Championship | 2018/12/29 17:15 | Scarlets v Cardiff | L | 5-34 |
| United Rugby Championship | 2017/12/31 15:15 | Cardiff v Scarlets | W | 11-14 |
| United Rugby Championship | 2017/10/28 18:35 | Scarlets v Cardiff | W | 30-17 |
| United Rugby Championship | 2017/01/01 15:00 | Scarlets v Cardiff | W | 15-10 |
| United Rugby Championship | 2016/10/28 18:35 | Cardiff v Scarlets | W | 15-26 |
| United Rugby Championship | 2016/04/02 14:00 | Scarlets v Cardiff | L | 22-28 |
Home History
| United Rugby Championship | 2020/02/29 17:00 | Munster v Scarlets | L | 29-10 |
| United Rugby Championship | 2020/02/23 17:15 | Scarlets v Kings | W | 36-17 |
| United Rugby Championship | 2020/02/15 15:00 | Scarlets v Édimbourg | L | 9-14 |
| Challenge Européen de rugby | 2020/01/18 20:00 | London Irish v Scarlets | W | 14-33 |
| Challenge Européen de rugby | 2020/01/11 20:00 | Scarlets v Toulon | L | 15-27 |
| United Rugby Championship | 2020/01/03 19:35 | Cardiff v Scarlets | W | 14-16 |
| United Rugby Championship | 2019/12/26 17:15 | Scarlets v Ospreys | W | 44-0 |
| United Rugby Championship | 2019/12/21 17:15 | Dragons v Scarlets | L | 22-20 |
Away History
| United Rugby Championship | 2020/02/28 19:35 | Édimbourg v Cardiff | L | 14-6 |
| United Rugby Championship | 2020/02/23 17:15 | Cardiff v Benetton Treviso | W | 34-24 |
| United Rugby Championship | 2020/02/15 19:35 | Connacht v Cardiff | L | 29-0 |
| Challenge Européen de rugby | 2020/01/18 13:00 | Cardiff v Rugby Calvisano | W | 62-3 |
| Challenge Européen de rugby | 2020/01/12 15:15 | Leicester v Cardiff | L | 30-20 |
| United Rugby Championship | 2020/01/03 19:35 | Cardiff v Scarlets | L | 14-16 |
| United Rugby Championship | 2019/12/26 15:00 | Cardiff v Dragons | W | 16-12 |
| United Rugby Championship | 2019/12/21 19:35 | Ospreys v Cardiff | W | 16-19 |