Indeed.
The other guy is a level 18 manager, playing in the level 20 cup, meaning he's probably a token buyer who started the season with a 5* (for him) side. He's also managed to get this far in the cup, playing 2 levels up - which is REALLY hard to do, so he's probably a pretty good manager too.
@Vasil, do you have a screen grab of the formations you both used?