According to a UEFA report on the 2023 financial year, Manchester United boasts the most expensive squad ever assembled, totaling a staggering £1.21 billion in transfer fees. Following closely, Manchester City holds the second spot with a squad cost of €1.286 billion (£1.1 billion), Chelsea ranks third at €1.084 billion (£927 million), and Real Madrid secures the fourth position with a squad cost of €1.031 billion (£882 million).
The list continues with PSG in fifth place at £802 million, Liverpool in sixth at £774 million, and Arsenal in seventh at £761 million. Rounding up the top 10 are Juventus at £658 million, Tottenham at £570 million, and Inter Milan at £504 million.