I have Pffaff's;a friend has Bernina; another has Viking; another only used her old FW ... and it goes on.
Again, this is when you check your budget, list your wants vs your needs - remembering the size of the harp space [the space tween the needle and the machine, and your ability to transport the machine to classes, etc. Try them all out. You may well find you bond more with one than the other and that might be the deciding factor. Or you may find the dealer support to be a major factor.