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