The dungeons in TotK were a slight, very slight, move towards classic dungeons from the Divine Beasts. Stepping into the Fire Temple and the Lightning Temple gave me that same feeling I usually get walking into a dungeon of "Oh man this place is really big I gotta figure out how to get around...
I can certainly agree with you on there being a LOT of mechanics. Being familiar with BotW helps, but it was still overwhelming early game. Overall though I'm having a good time with it, I haven't really considered where to put it in my overall ranking, but I definitely like it better than BotW...