I'd suggest doing a little homework on reliability, customer service, and personally handling both rifles. Good luck, and I hope you have a good experience with an AR15. Whenever my friends / co-workers get a chance to shoot mine, they end up wanting one of some sort.
Ex - Navy, Persian Gulf Veteran. Loved shooting the M14, 1911, M60, M2
"No matter what you do with a striker gun, it still feels like a power stapler." - Gats Italian