FC Barcelona's recent 4-1 win against Bayern Munich can be attributed to a significant difference in team performance. According to statistics, Barca players covered a total distance of 126.55 kilometers during the match, surpassing Bayern's 120.58 kilometers. This increased physical output was seen as a key factor in their victory. The win marks a turnaround for the team, which suffered an 8-2 defeat at the hands of Bayern in 2020.

Source: https://www.forbes.com/sites/tomsanderson/2024/10/24/this-alarming-key-stat-is-difference-between-fc-barcelonas-4-1-win-and-8-2-loss-against-bayern-munich/