Originally Posted by
Kit_
BB never releases the information you are asking for, it is always collated by players such as yourself, testing and then putting it in a wiki or forum. As more information is gathered, the more accurate it becomes. I doubt BB will release the specifics of pvp xp, although I agree it would be extremely useful to know.
And with regards to the ' 1 pvp xp per player unit', this seems to be in regard to if your colony is attacked, you get 1 xp for every troop the other person loses.
I just successfully defeated someone attacking my colony, they lost 384 troops total, so I got 384xp, plus valour points.