User blog comment:Ein Inferno/NP Damage Comparisons/@comment-37434315-20181123095850/@comment-30937535-20181123101743

It's quite easy. He included the class multiplier (like Lancers who have 1,05% naturally, or Assassins who have 0,9% naturally), but he did not inlcude the servant advantages (like Archer against Saber).