User blog comment:DevilWarrior112/Altair vs Ezio/@comment-1153722-20100118081033

Actually, they would be equal. Of course, when you look at what they're like in the game, it has to be Ezio. But all of Ezio's skills, except for free-running, are gained from the Codex, which was written by Altaïr. So it must've been that Altaïr used those skills himself too later in his life.