Redknapp was named Premier League manager of the year for 2009-10 after taking Spurs to Champions League qualification for the first time, and he guided the team to the quarterfinals in Europe the following season.
Ferguson is the most successful manager in the history of British football, winning 10Premier League titles, two Champions League trophies, five FA Cups and two League Cups with United, while he also won silverware in Scotland with Aberdeen.