Four years ago, in 2020, Bayern Munich beat Paris Saint-Germain 1-0 in the Champions League final.
Tonight, they meet for the third time since.
Those four years — an Olympic cycle, a World Cup cycle — is a period of time that lends itself to assessing how the two clubs, which share as many similarities as differences, have changed.
The Athletic dives deeper below.
GO FURTHER
Bayern Munich vs PSG: Four years after meeting in the Champions League final, how have they changed?