Here comes the most anticipated segment for comparison of these two characters i.e. Hector Hall vs Supergirl superpowers. Powers and abilities define their strength, both physical and mental. So what will happen if these two super characters engage in a fight? Here you can compare Hector Hall vs Supergirl powers, abilities, weapons and gadgets. So lets check out Hector Hall Powers and Supergirl Powers.Decide who is more powerful!