Championship   M. W D L goals
  at home 2 1 1 0 4 : 2
  Away 2 0 1 1 1 : 4
  4 1 2 1 5 : 6
FA Cup   M. W D L goals
  Away 1 0 0 1 1 : 3
  1 0 0 1 1 : 3
League Cup   M. W D L goals
  at home 1 0 0 1 0 : 2
  Away 1 0 0 0 0 : 0
  2 0 0 1 0 : 2
League One   M. W D L goals
  at home 3 0 0 3 1 : 6
  Away 3 1 1 1 6 : 4
  6 1 1 4 7 : 10
overall   M. W D L goals
  at home 6 1 1 4 5 : 10
  Away 7 1 2 3 8 : 11
  Neutral Place 0 0 0 0 0 : 0
  13 2 3 7 13 : 21
Championship
2007/2008 39. Round Colchester United - Cardiff City 1:1 (0:1)
2007/2008 21. Round Cardiff City - Colchester United 4:1 (0:1)
2006/2007 21. Round Cardiff City - Colchester United 0:0 (0:0)
2006/2007 16. Round Colchester United - Cardiff City 3:1 (0:0)
FA Cup
2014/2015 3. Round Cardiff City - Colchester United 3:1 (1:0)
League Cup
2023/2024 1. Round Cardiff City - Colchester United 3:0 (2:2, 2:2) pso
2005/2006 1. Round Colchester United - Cardiff City 0:2 (0:2)
League One
2002/2003 43. Round Cardiff City - Colchester United 0:3 (0:1)
2002/2003 22. Round Colchester United - Cardiff City 1:2 (0:1)
2001/2002 44. Round Colchester United - Cardiff City 0:1 (0:1)
2001/2002 19. Round Cardiff City - Colchester United 1:1 (1:0)
1999/2000 37. Round Cardiff City - Colchester United 3:2
1999/2000 18. Round Colchester United - Cardiff City 0:3

For games that were decided on penalties the score after 120 minutes will be included in the ranking