LSD is the abbreviated name for Lysergic Acid Diethlamide. When you take in this drug into your body, you will feel a different state of consciousness including sensations. You may also see images that are not really there. LSD creates a sense of euphoria. Psilocybin mushrooms or commonly called mushrooms are create an altered state of consciousness just like LSD. You may also see different things that are not really there which is similar to LSD.
LSD or acid is much easier to control compared to the mushrooms. However, there may be more euphoria with mushrooms because you can’t control the trip that you are experiencing with the mushrooms. As far as euphoria, it is probably didn’t amounts for different people.