Pork butt and Pork Shoulder are not the same and they come from different parts of the animal.
The pork butt cut of meat actually comes from the top of the pig while the pork shoulder comes from the lower part of the animal below the pork butt.
Both pork shoulder and pork butt come from the shoulder part of the pig but they are in different areas and are different cuts of meat.
They are similar but pork butt and pork shoulder are different and have a different taste and use when it comes to recipes.
Pork butt and pork shoulder are delicious though but there are a few differences between the two so they are not the same.