What is the best .308 rifle FAL,G3,M1A,SAIGA, AR 10?

which is better? long range shooting and reliability. put them in the order of which 1 you would rather have? and why its better or not. i am looking to buy a .308 rifle soon just don't know which 1 to buy. if there is one not on the list please let me know i am in california so has to be cal legal