4) Manuel Pellegrini – £1.04bn
Considering the Chilean has only won five trophies during his career, it shows you that he hasn’t actually spent that well when he has been given the resources to splash the clash.
Saying that, though, Pellegrini signed both Cristiano Ronaldo and Kaka for Real Madrid, while he also brought in Kevin De Bruyne and Raheem Sterling when he was Manchester City head coach.