Championship Manager: Season 03/04 is the last Sports Interactive edition of the successful series. The game retains all the features of Championship Manager 4, but improves on many of them, with a host of new features added too:

- Improved Media Module - Player to player relationships - Updated data for 03/04 Season - New intuitive training system; effects of training now visually indicated on player profile screen - Improved match engine with more commentary, better AI, weather effects and inclusion of visual status indicators - Goal of the month and season awards