I received my H20 yesterday and all I've done thus far is charged it up and put a few fonts on it.
I thought some of you might like to see a direct comparison of the two screens. They are both beautiful, with a slight edge going to the H20 in terms of overall sharpness. But that's just my humble opinion.
Aura HD (espresso) on the left, Aura H20 on the right in all photos: