All that has been stated and this depending on manufaturer, the enfields rifleing has a twist rate of 1-48 and the springfield 's twist rate sould be 1-70, 1-72 as for wich is more accurate that depends on the shooter shooting them bot are extreamly accurate , check out the N-SSA web sute you learn all you want and them some , also you'll have different bullet types and moulds , and if your really wanting to shoot you'll end up getting a two band rifle, mines a 1861 Fayetteville confedrate copy of the 1855 sprinfield using original parts , only things that are not original is the barrel(made by whitacher) and the stock , that thing will shoot have fun and get ya one . kjg