durability is excellent, 3 months with nothing but a o ring change.
little ball breakage
accuracy surpasses spyder with minimal barrell
extremely quiet, they are dead before they can hear my gun.
most reliable in tight situations.
great weight distrabution.
Weaknesses:
if you are dumb and don't know how to use common sence, it will be disfunctional.
if you a little skranny punk, it will be too heavy.
as long as your not cross eyed it will be accurate.
Conclusion:
best gun I have ever had, it's is great.
good for the price too.