Mbappe scored a good equalizer in the 32nd minute, shortly after Lionel Messi put Barca in the lead with a penalty.
The French forward then struck again midway through the second half, Moise Kean added a header five minutes later and Mbappe completed his hat-trick with an emphatic curling finish with five minutes remaining.
Griezmann, who won the 2018 World Cup alongside Mbappe for France, told RMC after the game: “We all have to take advantage of Kylian because PSG have a player who will be in the class of Leo and Cristiano. ”
Barca coach Ronald Koeman admitted the better team won tonight, with the BBC quoting him as saying: “The result surely reflects how superior they have been. In the second half, we had defensive problems. They have proven to be very superior to us physically.
“We have to admit that they were superior. They have shown that they have a more complete team than us. We have to accept it, make things better. We know it can happen because we are playing against a great team. physical team, with experience … for a lot of things that lie ahead.
A report
“A 1-4 loss is normally very difficult. I can lie to you, but losing at home 1-4 there are very few options.
“The game showed us that we lack things to be at the best level, especially at the level of the Champions League.”
–