The gameplay in Club Football 2005: Borussia Dortmund focuses on realistic soccer action, with a variety of modes to play through. Players can control Borussia Dortmund's team in different game modes, including league matches, cup competitions, and friendlies. The game also features a career mode, where players can manage the team over multiple seasons.
The game boasts impressive graphics for its time, with detailed player models and stadium environments. The sound effects are also noteworthy, capturing the intensity of soccer matches.