| Cardiff vs | Llandovery | ||||
| Matches | 48 | ||||
| Won | 22 | ||||
| Lost | 25 | ||||
| Drawn | 1 | ||||
| Points For | 1156 | ||||
| Points Against | 1113 | ||||
| Date | Home | Away | Venue | ||
| 10/02/1990 | Cardiff | 52 | 13 | Llandovery | Cardiff Arms Park, Cardiff |
| 12/01/1999 | Llandovery | 22 | 40 | Cardiff | Church Bank, Llandovery |
| 20/09/2003 | Cardiff | 43 | 13 | Llandovery | Cardiff Arms Park, Cardiff |
| 20/12/2003 | Llandovery | 31 | 17 | Cardiff | Church Bank, Llandovery |
| 12/10/2004 | Cardiff | 24 | 14 | Llandovery | Cardiff Arms Park, Cardiff |
| 16/02/2005 | Llandovery | 13 | 35 | Cardiff | Church Bank, Llandovery |
| 08/10/2005 | Cardiff | 21 | 13 | Llandovery | Cardiff Arms Park, Cardiff |
| 28/01/2006 | Llandovery | 39 | 31 | Cardiff | Church Bank, Llandovery |
| 01/04/2006 | Cardiff | 10 | 0 | Llandovery | Cardiff Arms Park, Cardiff |
| 07/10/2006 | Llandovery | 14 | 23 | Cardiff | Church Bank, Llandovery |
| 13/01/2007 | Cardiff | 42 | 21 | Llandovery | Cardiff Arms Park, Cardiff |
| 29/04/2007 | Cardiff | 18 | 20 | Llandovery | Principality Stadium, Cardiff |
| 29/09/2007 | Llandovery | 10 | 26 | Cardiff | Church Bank, Llandovery |
| 19/01/2008 | Cardiff | 15 | 0 | Llandovery | Cardiff Arms Park, Cardiff |
| 04/10/2008 | Llandovery | 9 | 15 | Cardiff | Church Bank, Llandovery |
| 31/01/2009 | Cardiff | 22 | 13 | Llandovery | Cardiff Arms Park, Cardiff |
| 26/09/2009 | Cardiff | 20 | 25 | Llandovery | Cardiff Arms Park, Cardiff |
| 23/01/2010 | Llandovery | 5 | 45 | Cardiff | Church Bank, Llandovery |
| 13/11/2010 | Llandovery | 21 | 24 | Cardiff | Church Bank, Llandovery |
| 02/04/2011 | Cardiff | 25 | 26 | Llandovery | Cardiff Arms Park, Cardiff |
| 03/09/2011 | Llandovery | 27 | 19 | Cardiff | Church Bank, Llandovery |
| 12/11/2011 | Cardiff | 24 | 30 | Llandovery | Cardiff Arms Park, Cardiff |
| 01/09/2012 | Cardiff | 22 | 48 | Llandovery | Cardiff Arms Park, Cardiff |
| 23/11/2012 | Llandovery | 18 | 12 | Cardiff | Church Bank, Llandovery |
| 15/09/2013 | Llandovery | 14 | 10 | Cardiff | Church Bank, Llandovery |
| 29/03/2014 | Cardiff | 7 | 44 | Llandovery | Cardiff Arms Park, Cardiff |
| 04/10/2014 | Llandovery | 13 | 22 | Cardiff | Church Bank, Llandovery |
| 11/03/2015 | Cardiff | 11 | 18 | Llandovery | Cardiff Arms Park, Cardiff |
| 28/11/2015 | Llandovery | 40 | 0 | Cardiff | Church Bank, Llandovery |
| 09/01/2016 | Llandovery | 9 | 6 | Cardiff | Church Bank, Llandovery |
| 23/04/2016 | Cardiff | 40 | 34 | Llandovery | Cardiff Arms Park, Cardiff |
| 24/09/2016 | Cardiff | 23 | 28 | Llandovery | Cardiff Arms Park, Cardiff |
| 17/02/2018 | Llandovery | 26 | 24 | Cardiff | Church Bank, Llandovery |
| 08/09/2018 | Llandovery | 20 | 3 | Cardiff | Church Bank, Llandovery |
| 22/12/2018 | Cardiff | 32 | 32 | Llandovery | Cardiff Arms Park, Cardiff |
| 06/04/2019 | Cardiff | 35 | 17 | Llandovery | The Gnoll, Neath |
| 21/12/2019 | Llandovery | 20 | 25 | Cardiff | Church Bank, Llandovery |
| 02/04/2022 | Llandovery | 21 | 41 | Cardiff | Church Bank, Llandovery |
| 29/10/2022 | Cardiff | 29 | 26 | Llandovery | Cardiff Arms Park, Cardiff |
| 03/12/2022 | Llandovery | 19 | 16 | Cardiff | Church Bank, Llandovery |
| 21/05/2023 | Cardiff | 8 | 24 | Llandovery | Cardiff Arms Park, Cardiff |
| 28/09/2023 | Llandovery | 31 | 12 | Cardiff | Church Bank, Llandovery |
| 11/02/2024 | Llandovery | 54 | 26 | Cardiff | Church Bank, Llandovery |
| 04/05/2024 | Llandovery | 34 | 13 | Cardiff | Church Bank, Llandovery |
| 25/01/2025 | Llandovery | 40 | 36 | Cardiff | Church Bank, Llandovery |
| 08/03/2025 | Llandovery | 19 | 52 | Cardiff | Church Bank, Llandovery |
| 12/04/2025 | Cardiff | 43 | 48 | Llandovery | Cardiff Arms Park, Cardiff |