Arsenal were torn apart by the Bundesliga champions this week in their last-16 first leg.
Alexis Sanchez brought Arsenal level at half-time but Bayern Munich went on an offensive rampage after the break to leave Arsene Wenger's Champions League hopes hanging by a thread.
The result has brought Wenger's future further into question with many speculating this could be his last season in charge.
Jose Mourinho has won the Champions League twice
Dean Saunders believes Jose Mourinho would have avoided a defeat in Munich like Arsenal did
Mourinho has a good record in European competitions, winning the Champions League twice.
And Saunders, who was capped 75 times for Wales, believes the Portuguese coach's ability to win trophies is the exact reason why he would have never suffered a heavy defeat like Arsenal did in Munich.
Arsene Wenger's job at Arsenal is under increasing pressure
Manchester United player ratings against Saint-Etienne in Europa League
Thu, February 16, 2017
Express Sport brings you Manchester United's player ratings against Saint-Etienne in the Europa League
1 of 12
Express Sport brings you Manchester United player ratings against Saint Etienne
"I can’t imagine that result happening to Jose Mourinho in Munich," Saunders told Sky Sports.
"I can’t imagine his teams getting done 5-1 like that.
"Arsenal’s the best place to buy a season ticket if you want to go and watch football, it’s brilliant.
"But for actually getting over the line and winning trophies, I’d rather have Jose Mourinho as manager than anyone else."