User blog comment:The Milkman/Dragonborn DLC coming to PS3 and PC/@comment-5456708-20121205080331/@comment-5790858-20121206051703

I'd say Knights of the Nine was closer to Dawnguard. It added new weapons, armor, and  a faction. When you really think about it, that's all Dawnguard really did, the Vampire and Dawnguard factions were just two sides of the same coin. Personally, I loved Knights of the Nine, but that's just me.