typicialy speaking most mags donot get in the way of laying prone. i dont own either but from my expierance with my m4 wich is in a way more similar to the m1a1, you will find that the m1a1 will be more usable espeicaly in a cqb situation. i will let somone with a m14 answer the rest or your question.
__________________
To live is to Die
|