If you compare it to the Fallout 3 DLCs. Yes it is.
It can also take seven hours+ on your first run. And it's very hard to turbo threw compare to say O:A or Pitt.
Gear/item/Perk wise it's on the weak side. But getting a +5 levels and +2 perks is nice for a first DLC.
I feel so far like it's going to be hard to speed through. Each room I enter I spend a minute looking for
and picking up all the
, plus since I have no stimpacks since
Spoiler all of your equipment is taken at the start
so I'll be a while going through this one.