Profumum has a sort of understated luxury and a theme attached to it. the quality of the ingredients too make it a class apart. Profumums tend to have minimal set of ingredients, hence may smell linear, but, the progressions are very definite and *crystal* clear. it feels as if one coudl *touch* the aroma.
MPG Santal Noble on other hand, is again a classic. i haven't come across a scent which exudes the *olfactory image* of sandalwood bark the way Santal Noble does...the blend is just top notch and the progressions - exciting.
you have put forth two classics, one of the best in it's genre, and im sure you know the answer already....you'll end up with both