How they spend: Chelsea v Arsenal

Former Arsenal man Cesc Fabregas has been one of Chelsea's most expensive acquisitions

Jose Mourinho has claimed Arsenal are "more than ready to be title contenders" after spending heavily in the transfer market.

Here is a comparison between the spending of Mourinho's Chelsea and Arsene Wenger's Arsenal over the last two years.

CHELSEA

2013/14: Andre Schurrle £18million, Marco van Ginkel £8million, Cristian Cuevas £1.7million, Willian £32million, Isiah Brown £209,000*, Christian Atsu £3.5million, Nemanja Matic £21million, Mohamed Salah £11million, Kurt Zouma £12.5million.

2014/15: Cesc Fabregas £30million, Diego Costa £32million, Mario Pasalic £3million*, Felipe Luis £15.8million, Loic Remy £8.5million, Juan Cuadrado £23.3million.

2015/16: Asmir Begovic £8million, Nathan £4.5million*, Danilo Pantic £1.25million*.

Total £234.259million.

ARSENAL

2013/14: Mesut Ozil £42.5million, Matt Macey £100,000*.

2014/15: Alexis Sanchez £35million, Mathieu Debuchy £12million, David Ospina £3million, Calum Chambers £16million, Danny Welbeck £16million, Krystian Bielik £2.4million, Gabriel Paulista £11.2million.

2015/16: Petr Cech £10million.

Total £148.2million

*Reported fee