Originally posted by Kris Blazethor's hammer has limited functions of magic...it's not like he could create a rabbit out of thin air like Dr. Strange type of magic.
There's no more or less versatile.Thor's hammer performs freaking magic and Hal's ring can do whatever he imagines.
I would say Thor's hammer, in specific attributes (energy absorption) is more powerful than the ring, but the ring is far more versatile.