Head to Head
| England U23 Development League | 2019/01/21 13:01 | Colchester U23 v Cardiff U23 | W | 2-1 |
| England U23 Development League | 2018/04/12 13:00 | Cardiff U23 v Colchester U23 | W | 0-1 |
| England U23 Development League | 2018/03/29 12:00 | Colchester U23 v Cardiff U23 | L | 0-3 |
| England U23 Development League | 2017/04/10 12:00 | Colchester U23 v Cardiff U23 | D | 1-1 |
Home History
| England U23 Premier League Cup | 2019/10/07 14:00 | Reading U23 v Colchester U23 | D | 2-2 |
| England U23 Development League | 2019/09/30 12:00 | Bristol City U23 v Colchester U23 | W | 2-3 |
| England U23 Development League | 2019/09/23 12:00 | Colchester U23 v Millwall U23 | W | 3-1 |
| England U23 Development League | 2019/09/13 13:00 | Barnsley U23 v Colchester U23 | L | 3-1 |
| England U23 Development League | 2019/09/09 18:00 | Colchester U23 v Crewe U23 | L | 1-2 |
| England U23 Development League | 2019/09/02 12:00 | Sheff Wed U23 v Colchester U23 | L | 4-1 |
| England U23 Development League | 2019/08/26 12:00 | Colchester U23 v Burnley U23 | D | 2-2 |
| England U23 Development League | 2019/08/12 12:00 | Colchester U23 v Wigan U23 | L | 0-3 |
Away History
| England U23 Development League | 2019/10/14 12:00 | Ipswich U23 v Cardiff U23 | L | 3-1 |
| England U23 Development League | 2019/10/07 12:00 | Cardiff U23 v Millwall U23 | W | 2-1 |
| England U23 Development League | 2019/09/16 12:00 | Sheff Wed U23 v Cardiff U23 | W | 2-3 |
| England U23 Development League | 2019/09/09 12:00 | Cardiff U23 v Bolton U23 | W | 1-0 |
| England U23 Development League | 2019/08/30 18:00 | Nottm Forest U23 v Cardiff U23 | L | 4-1 |
| England U23 Development League | 2019/08/20 11:00 | Barnsley U23 v Cardiff U23 | L | 3-1 |
| England U23 Development League | 2019/08/12 12:00 | Cardiff U23 v Sheff Utd U23 | L | 1-3 |
| England U23 Development League | 2019/04/15 17:59 | Cardiff U23 v Bolton U23 | W | 3-2 |