Since taking over the Barcelona job in 2008, Pep Guardiola has always been compared to other world-class managers. During his time in Spain, Guardiola used to often be pitted against the-then Real Madrid boss Jose Mourinho — as the pair were embroiled in one of the most intense rivalries in recent managerial history. The £378,846-a-week man initially got the better of Mourinho, as he won the double during the latter’s first season in charge of the side from the Spanish capital where he only lifted the Copa del Rey trophy. However, the Portuguese legend exacted revenge in his second season, lea…