mhh if you want a break down:

MNK - very consitent dmg output, some buffs
BLM/THM - high burst dmg, cc
SMN/ACN - dot dmg, debuff enemys, pet dmg + pet buffs
BRD/ARC - high burst dmg, debuff Enemeys, Buffs (always wanted i am sure)

i am not so sure about drg, but i feel like they are pure dds