Pep Guardiola believes Manchester City, Liverpool and the other Premier League heavyweights are pushing one another on to higher levels in the manner of tennis greats Rafael Nadal, Roger Federer and Novak Djokovic.
City beat West Ham 4-0 on Saturday and are unbeaten after 13 games of their title defence, with 35 points on the board.
Normally, such a return would see them established as runaway leaders but Liverpool s hard-fought 3-0 win at Watford means Jurgen Klopp s side are only two points off the summit.
Chelsea were also undefeated heading into the weekend before being taken apart 3-1 by Tottenham at Wembley, who themselves have 30 points.
Guardiola overcame West Ham counterpart and City predecessor Manuel Pellegrini at London Stadium, a coach with w…