338 Lapua Vs 338 Rum Ballistics Chart
The ballistics chart below compares the trajectory of hornady precision hunter and winchester expedition big game and factory loads for each cartridge.
338 lapua vs 338 rum ballistics chart. If you re looking for the best 338 lapua rifle check out this guide. Therefore the only time a 338 rum would be at a disadvantage over a 338 lapua is for the 300 grain bullet. High quality brass lapua is easily obtainable and barrel life is really good.
The 338 lapua magnum was developed in the eighties specifically to provide military snipers a round capable of delivering high powered impacts to targets at extended range. It is most commonly referred to as the 338 edge due to shawn carlock of defensive edge who is the biggest proponent of the cartridge and has by far the. The table shows that the 338 rum delivers equal velocities with less powder and less recoil up through the 250 grain bullets.
Compared to the 340 weatherby the 338 rum has slightly greater powder capacity however 340 weatherby mark v rifles have a good magazine length and great freebore which in its own way increases velocity potential. The following ammunition cartridge ballistics information and chart can be used to approximately compare 338 lapua magnum vs 7mm 08 remington ammo rounds. Not surprisingly there are some significant differences in the ballistics of the three cartridges.
The first two are self explanatory the edge is a 338 300 remington ultra mag. Carlock set about creating a basic 338 300 rum wildcat eager to obtain data and study its potential while expecting the same cartridge to be formalized as a remington chambering. The following table shows a 338 rum versus a 338 lapua for bullet weights from 210 grains up through 300 grains.
The 338 edge was designed by shawn carlock during the interim period between remington s release of the 300 rum and the expectation of a 338 rum. Recently the most popular long range 338 s are the 338 remington ultra mag 338 lapua mag and 338 edge. According to the finnish army s testing their rifles maintained 1 moa accuracy at 1000 yards for 4000 rounds.
Recoil on my 338 lm rifle is surprisingly tame with a muzzle brake. Both the 338 rum and 338 lapua are loaded to pressures of between 60 000 and 62 000psi.