PC On Two Platinum Bows Please!

Hi all, can I please get a PC check on these Platinum Bows?

Zealous Platinum Longbow of Defense
Dmg 15-28 (req11)
Damage +15%
Energy -5
Energy gain:1
Regen -1
Armor +5

Sundering Platinum Longbow of Fortitude
Dmg 15-28 (req 9)
Dmg +20% (health below 50%)
Armor Penetration +20% (19%)
Health +30