Charleroi has a history dating back to 1904, while Westerlo was founded in 1933.
Charleroi's colors are black and white, while Westerlo's colors are yellow and blue.
Charleroi has had several successful seasons in the Belgian First Division A, finishing in the top half of the table multiple times. Westerlo has also had some success, with a Belgian Cup win in the 2000-2001 season.
Both clubs have passionate fan bases that support them at home and away matches.