Social media was quick to respond with laughter and bemusement at Merson's comparison of three-time Premier League and seven-time FA Cup victor Wenger with Harry Redknapp.
Meanwhile Wenger last won the league title in 2004 - during Arsenal's unbeaten season - and clinched the FA Cup last term.
Merson played under Wenger during the Frenchman's first season in North London and under Redknapp at Portsmouth in 2003.
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Are you disappointed to see these players missing out on next year's World Cup? Peru haven't been to the World Cup since 1982. Only nine spots are yet to be filled at the tournament, which will take place between June 14 and July 15.
Wenger and Merson's war of words stems from comments the latter made about the Gunners in 2014 when he described them as playing like an under-12 team after throwing away a three-goal lead against Anderlecht.
Speaking at Thursday's press conference, Arsenal manager Arsene Wenger has reacted to former player Paul Merson's comments after he recently said the Gunners could win the league with Harry Redknapp in charge, the Evening Standard report.
"Harry came in at half-time and took three men off, put three at the back, five in midfield with three rolling attackers and we won 3-2".
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'Tactically, he's one of the best I've worked with.
Carragher told The Telegraph's Total Football Podcast as reported by The Express, "We've always criticised Arsene Wenger for saying top four was an achievement". I thought 'what have I done coming here - this is going to be embarrassing'. I managed Paul Merson, I tried. I have spoken to him and he is over the moon.
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