As of now , i am a new player to the game but one would think mercenaries would have better stats than citizen soldiers, as one is a professional and the other a conscript . My experience with this was with the seleucids were i trained the mercenary spear cav, " the something something hetairos" and its stats seemed to equal of the citizen spear cav of makedonia , the " sarissaphoros" . Now this isn't really a very important thing since i think the idea with mercs is to give certain civs more op