Originally Posted by B4rtt S
Is a lvl 4 weapon better than a lvl 1 weapon?
I've only seen 3 levels, but they are basically better as you go up, but not always.
Level 1 is SMGs, Level 2 is Snipers, shotguns and xbow, Level 3 is Assault Rifle and LMGs (with scopes). They all count as 1 "pick-up" towards the achievement though.