The Reds’ No.10 began the season in sparkling form against Arsenal last Sunday, as his brilliant double inspired Jürgen Klopp’s side to an impressive 4-3 victory at the Emirates Stadium.
Coutinho has lit up the Premier League since his arrival at Anfield in January 2013 and has been named Liverpool’s Player of the Year for the last two seasons.
However, Henderson believes there is still more to come from the Brazilian.
“Messi, Ronaldo and Suarez - they are seen as the elite players in world football,” the Reds’ captain told the Liverpool Echo.
“Philippe has certainly got the talent, the work ethic and the hunger to get into that bracket.