Overall, I would pick starbucks on a bad day because people are very crazy in dunkins.
That's just from my experience though.
Dunkin for sure
Starbucks sux, worst tasting swill I every drank and I used to stand midwatch
dunkin douhnuts
dunkin douhnuts
Neither I had a cup of Starbucks once and once was more than enough and have never been to drunkin doughnuts at least not in the last 40 years don't even know where one is.
starbucks Hahahahahahahahah is that a joke?