Both Pumpkin Spice Latte and Yuanyang have different features, but its interesting to compare and see the difference between Pumpkin Spice Latte and Yuanyang. Here, you will get to know the difference between Pumpkin Spice Latte and Yuanyang in accordance with their caffeine content, probable side effects and many more interesting facts like Pumpkin Spice Latte Benefits and Yuanyang Benefits in the upcoming sections.