I haven't really noticed a difference in this regard. I will say my friend just trolled a team in the quarter finals of the Champions League.
Friend 107% vs Opponent 93%
Friend was there but opponent wasn't. Home game with 15% possession bonus.
Tactics: 4-2-2-2 vs 4-1-2-2-1
Possession: 66 vs 34
Shots: 23 vs 14
Shots on Target: 11 vs 5
Tackles: 24 vs 23
His strategy: defensive, down both flanks, mixed passing, counter, low pressing and hard tackling.
Score: 7 - 0!
Meanwhile, I barely won my game against a team weaker team yesterday (115% vs 83%): 1 - 0.
Level 20
18 x League Champion
15 x Champions League Winner (4 x Runner Up)
17 x Cup Winner (2 x Runner Up)
13 x Super Cup Winner (1 x Runner Up)
929 Wins/ 55 Draws / 40 Losses
4367 Goals Scored / 509 Goals Conceded/ 267 Games Longest Unbeaten Streak