Ben Affleck is once again showing his love for Dunkin ... The collaboration between the donut shop and the singer is a new take on the beloved fall flavor, pumpkin spice.

But pumpkin spice lattes is not the only way Dunkin’ Donuts is competing with Starbucks this fall – both have now introduced instant-win mobile campaigns to entice customers into their stores.

But is any of it good? We tasted all the pumpkin-spice products we could find at Target, Whole Foods, Trader Joe's, CVS, Dunkin' Donuts, and Panera Bread to find out. Here's our ranking of the 20 ...

It's not really fall until Starbucks releases its popular Pumpkin Spice Latte ... taste test between the Starbucks latte and the Dunkin' Donuts latte to see if people could tell the difference ...