Football is one of the most popular sports in the world, and many people debate which is the biggest football club in the world. According to the Deloitte Football Money League, Manchester United is the biggest club in terms of revenue, with an annual income of €676.3 million in the 2018/19 season. Spanish clubs dominate the list of the world’s biggest clubs, with Barcelona in second place and Real Madrid in third. Manchester City and Bayern Munich complete the top five. However, some argue that size shouldn’t be measured in financial terms and that the biggest football club in the world is the one with the most passionate and loyal fans. (Read More)