Since they were bought by Sheikh Mansour bin Zayed Al Nahyan , the new owner has spent an estimated $1.5 billion on the club .
Manchester City -- Big - spending Manchester City are ninth on the list with a value of $689 million .
Since Manchester City were bought by Sheikh Mansour bin Zayed Al Nahyan , the new owner has spent an estimated $1.5 billion on the club .
Manchester City -- Big - spending Manchester City are ninth on the list with a value of $689 million .