Arsenal legend still believes the Gunners will win the title.
The BBC pundit feels the Gunners needed the 20-year-old for attacking impetus out wide, as they were too narrow against the Hammers.
Jamie Redknapp has praised Coutinho, adding he believes he can be the best player in the Premier League in his position.
Leeds signing Chris Wood was taking notes on Liverpool's Christian Benteke.
Here's our player ratings for West Ham United after their brilliant 2-0 victory over London rivals Arsenal in the Premier League opener on Sunday.
The former midfielder has likened him to the Chelsea legend, while saying Liverpool's hopes rest entirely on the Belgian's shoulders.
Arsenal’s Alex Oxlade-Chamberlain played well on Sunday.
Bournemouth are linked with Barnsley’s Mason Holgate.
The former forward heaped praise on the West Ham coach after the east London side's 2-0 win at Arsenal.
Arsenal were beaten 2-0 by West Ham United in their Premier League opener.