Mag, the “softest” here, slaps the shooter as hard as a .375 H&H Magnum, while the .338-378 and .338 Lapua are close to .416 Rigby territory. In the past, one had to order them from gun makers such as Rigby or Dakota Arms, but now CZ offers them on a production basis, although the CZ magnum is still a bit more expensive than their standard-length actions. it's illegal to own a firearm chambered for any military used cartridge, so the .338 lapua magnum and the .408 cheytac are illegal, but thee 460 weatherby might be legal as I said, any round not being used by the a military is legal for the laws I've seen. Claims 20 rounds down the tube. Olight Black Friday Sale : Nov 28th – Dec 2nd Click Here : https://olight.idevaffiliate.com/idevaffiliate.php?id=210 PL-Pro Black/Desert Tan. Great article. The Lapua has a slight advantage in that it isn’t a belted case like the big Weatherby is. One point for each ft-lbsf recoil less than 15, and one point deducted for every ft-lbsf greater than 15. Question: Why would Recoil even be considered in a .338 caliber? Another fun game of round comparison, this time pitting the ferocious 338-378 Weatherby Magnum and the military favored 338 Lapua Magnum. It scored just behind the .340 Weatherby and has the least recoil among the cartridges tested. BC quantifies a bullet’s aerodynamic efficiency, and SD predicts relative ability to penetrate into a game animal; the larger each number, the better. Therefore, a cartridge with less recoil than another, but with similar terminal performance, is better for the simple fact a missed shot, no matter how powerful, is useless. I'd stick with the Lapua. Both BC and sectional density (SD) are noted for each bullet tested. Any reason I shouldn't consider this a great deal ? AccuBond (.720 BC/.375 SD) at 2650 fps. If you’d have picked up a catalog from Cabela’s 5 or 10 years ago, you wouldn’t have seen any 338 Lapua rifles listed but you may have seen the Weatherby. Muzzle breaks are a cheat; they produce excessive back blast and flash which both deafens and blinds (in low light) a shooter. Hmmmm, Nosler bullets and Nosler winner....just saying. Another fun game of round comparison, this time pitting the ferocious 338-378 Weatherby Magnum and the military favored 338 Lapua Magnum. If the .338 Win. That 9.5% more capacity does translate into faster speeds. It was used in the War in Afghanistan and the Iraq War. Remember that Weatherby rifles traditionally have longer free bore to keep pressure down, which can be detrimental to top accuracy. Any rifle firing these rounds with a muzzle brake will require hearing protection worn even while hunting, while unbraked models will come with gobs of punishing recoil. and large game (1500 ft-lbs), and the minimum velocity most hunting bullets require for reliable expansion (1800 fps). Comes with dies and some brass plus a Leupold VX 111 3.5-10x40mm for a $1,000 bucks . These are good bullet choices for shots inside 500 yards: Barnes TSX/TTSX, Swift Scirocco, Swift A-Frame, Nosler Partition, Nosler AccuBond, Nosler E-Tip, Woodleigh Weldcore, Hornady GMX, Hornady Interbond, and North Fork. The .300 Win Mag vs .338 Lapua Magnum is an interesting comparison, and we think provides some interesting points of discussion. Both of these cases are high quality, and the cost of firing these big rifles means that any cost savings on brass is negligible. Effective range in this test is the minimum impact energy recommended for a humane kill on medium game (1200 ft-lbs.) .338 magnums need controlled expansion bullets like this Nosler Partition for large, tough game at ranges less than 500 yards. What we need to know without fluff mucking up the targets. 250 gr. A hunter must really want to shoot an elk at 800 yards to consider anything above the .338 Win. 250 gr. One point for every 10 yards MPBR beyond 200 yards and one point deducted for every 10 yards less. 338 Lapua Magnum is typically used in heavier tactical or target rifles such as the PGW Timberwolf, TRG-42, Accuracy International, McMillan TAC-338, Savage 110BA, or Remington MSR but there are a few rifles that could be hunted with. "Bob" Thomson. Adriel has been hunting all his life, enjoys shooting 3 gun, is a trainer for Project Mapleseed and tries to apply a practical point of views to his reviews. The cartridge is based on the .378 Weatherby Magnum necked up to accept the .458-inch (11.6 mm) bullet. It comes close to .338 RUM performance but fits into standard (.30-06) length rifle actions. LJ Bonham is a semi-subsistence hunter, hunting magazine editor, and firearms enthusiast who lives in the Rocky Mountains. Power. The .338 Winchester Magnum derived much from work done by ballistics pioneer, Elmer Keith, among others. As yet, no one offers a 250 grain AccuBond in factory ammo for the 33 Nosler, and it would have scored closer to the .338 RUM with a 250. One point for every 25 yards beyond 200 yards for minimum expansion velocity range, one point deducted for every 25 yards less. If the minimum energy range exceeds the minimum expansion range, the minimum expansion range becomes the maximum effective range since unexpanded bullets are much less effective regardless how much energy they possess. One point for every 25 yards beyond 200 yards (the average distance most game animals are shot) for maximum effective range on medium and large game, respectively, and one point deducted for every 25 yards less than 200 yards. The 338 Lapua has a case capacity of 114.2 gr of water, while the 340 Weatherby- 98.0 gr, 338 Remington Ultra Mag- 113 gr., and the capacity of 338-378 Weatherby is 125 gr. Mag. 300 gr. The Weatherby Mark V is the only production rifle which chambers the .338-378 Weatherby Magnum. (L-R) Nosler Partition, Nosler AccuBond, Sierra Game King. Although, even the least powerful here (.338 Win. These cartridges are also best when paired with the heaviest bullet weights. The less recoil, the more accurate the shooter, and hence, the more effective the cartridge. All have shot sub .05 moa with a little development 3 will shoot .025 moa for 5 shots. Answer: As the article said, I chose the heaviest Nosler AccuBond bullet available in factory ammunition. Like the .338 Lapua, it is a great candidate for the 300 grain long-range bullets now on the market. These are both big, long rounds that feel more like artillery than a rifle. As a big bad round capable of taking big game from a distance, it’s growing in popularity faster than the 338-378 Weatherby, and in the near future it looks like it’ll become the more popular choice. Here’s how each cartridge ranked. It was developed during the 1980s as a high-powered, long-range cartridge for military snipers. Mag and enjoys a cult-like following. These rounds do have one mission they are ideal for, though: Alaskan brown bears. Question: Do you think a Remington 700 is expensive? The .338 caliber magnums provide all the power most hunters could ever want—or need, but bullet selection is vital to realize their full potential. The 338-378 Keith-Thomson Magnum is a quarter of an inch shorter than the full length 338-378 Weatherby Magnum, this was because … The Winchester's Model 70 and the Remington Model 700 you referred to, among others, are just long enough to accommodate cartridges in the .375 H&H Magnum class (3.6 inches overall length) such as the Remington Ultra Magnums. Trajectory in this test is defined as Maximum Point Blank Range (MPBR): the distance over which a bullet rises three inches above sight line and then drops three inches below to hit within a six-inch kill box. The mere 10% difference between the two cases is not much, but the difference in style of rifle is great. In the early days, the .338 lapua sniper cartridge was made to ground itself on a .378 Weatherby case, but was soon altered for more precision and penetration power. Question: I'm curious why you chose to use different weight bullets for each cartridge? Despite their “Thor’s Hammer” performance, .338 magnums are not as popular as their .30 caliber cousins for one big reason: recoil. Specialized long range bullets were not used as they are unnecessary for most hunting situations. Here’s what you need to know about the 300 Win Mag vs 338 Lapua vs 338 Win Mag. The .338 Winchester Magnum became the iconic elk, brown bear, and moose cartridge, and it spawned competitors as the market demanded ever faster velocities. Recently picked up a Savage 110 fcp in 338 lapua and, after working up a satisfactory load, have droped it off at my gunsmith for an accurizing Job. I have the opportunity to purchase a Mark V Accumark in 378-338 Mag used. The Wound Channel 166,132 views 4:18 OVER 2 MILE SHOT (3561 yards with a 338 Lapua Magnum) - Duration: 13:57. 250 gr. Case availability on the 338 Lapua is OK, with fantastic quality Lapua cases fairly readily available. Driving a 250-grain bullet to 2940 fps, for over 4,800 ft.-lbs. Mag. As to the muzzle break comment, I have yet to see a rifle around here with a muzzle break. Answer: Recoil is a consideration with any cartridge. AccuBond at 2941 fps. Developed for military snipers to bridge the gap between .300 Winchester Magnum and .50 BMG, at first glance, the .338 Lapua seems to define “over kill” in a hunting cartridge. This is the real … Thank you, sir! The author acknowledges hand loaders can achieve much better performance in many instances. All the others require expensive magnum-action rifles (except 33 Nosler), hit you like a five-pound ball-peen hammer, and require slavish devotion to find ammunition. They are all good, if you can tolerate the recoil. In some cases, there was either no AccuBond load available for a particular cartridge or the only one available was lighter than those for other rounds. Military acceptance of the 338 Lapua as an extended range sniping round has increased civilian interest and now there are lots of tactical and hunting rifles becoming available in 338 Lapua. I’ve sent hundreds of rounds of 340 Weatherby down Numbers obtained from Federal (338 Lapua) and Weatherby (338-378 Weatherby), 338 Lapua with 250 grain bullet: 2950 fps at the muzzle, 338 Lapua with 300 grain bullet: 2580 fps at the muzzle, 338 Weatherby with 250 grain bullet: 3060 fps at muzzle. Brilliant writing. These close to one-ton beasts are often shot at ranges beyond those recommended for other dangerous game animals due to the open terrain common to coastal Alaska and Kodiak Island. 250 gr. The .338 Lapua Magnum was initially grounded on a .378 Weatherby Magnum case, necked down to accept 0.338-inch (8.6 mm) bullets because this diameter presents optimal sectional density and penetrating capabilities. It too needs a magnum length action and few companies other than Weatherby chamber rifles for this powerhouse. It will feed from a standard magnum action with high BC bullets and give you almost identical performance as the 338 Lapua Mag. It has the case capacity to launch the heaviest .338 caliber bullets (300 grain) at useful velocities and is a stellar long-range cartridge for large game. Their superior sectional densities combined with high velocity and bullet weight anchor these killer bears like few other cartridges. The .338-378 has devoted fans in the long-range hunting sub-culture, but only exceeded the .340 Weatherby’s muzzle velocity by 119 fps; a small reward for the huge recoil it produces. Expanded Nosler AccuBond recovered from test media. The .338-378 Weatherby is currently the most powerful .338” factory cartridge. It should also be noted that the 338 Lapua has a gentler shoulder that should translate into slightly better feeding. The .338-378 Weatherby Magnum started out as the wildcat cartridge, .338-378 Keith-Thomson Magnum during the early 1960s. The .338 Lapua Magnum (8.6×70mm or 8.58×70mm) is a rimless, bottlenecked, centerfire rifle cartridge. If you’re looking at these two rounds, the 338 RUM and 338 Edge are both worth looking at as well, but for today, I’ll just be focusing on the Lapua and Weatherby 338’s. AccuBond at 2600 fps. Just don’t expect those slugs to hold up if they hit a bull elk’s shoulder at fifty yards. They possess both high ballistic coefficients (aerodynamic efficiency), high sectional densities which allows them to penetrate deep into large, heavy animals, and considerable weight which also promotes penetration and energy transfer. For shots well beyond 500 yards, consider the Nosler AccuBond LR, Swift Scirocco, Berger, Hornady ELD-X, Hornady SST, or Sierra Game King. The.338-.378 Weatherby makes about 100-150fps more velocity than the Lapua, but with 10-15% more powder. Finally, the gory details. The main factor is to know the maximum and minimum anticipated impact velocities and the intended game, then select a bullet which is reliable under those conditions. While waiting on its return, I've been pondering the 338 lapua improved chambering. proved good enough for old Elmer Keith, it’s good enough for me. All the cartridges tested were limited by the minimum expansion velocity recommended for the standard Nosler AccuBond. Detailed performance figures are summarized in the table at the article’s end. Upon making further improvements, the finish manufacturers made the .338 Magnum rounds compatible with semi-automatic weapons. Answer: In a way, they are. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet … Find the Hunting Gear guy on YouTube, © I own 5 Weatherby Accumarks and traded another. .375 H&H Magnum (L), .338 Winchester Magnum (R). They deliver sufficient energy well beyond the range where the bullet decelerates to 1800 fps. Question: Would you say the results of the best .338 magnums of your tests/comparison would be the same if reloads were considered? In a similar manner to the .338 Lapua, the .338-378 employs a full .579” diameter case rim rather than a standard magnum rim diameter of .532” as is As a general rule, more than 15 ft-lbsf is considered enough recoil to affect most shooters’ accuracy. Bullet selection for the .338 magnums presents some challenges. While there is some overlap in the applications of these rounds, there are also going to be certain shooting situations where one might be better suited than the other. Calculations were corrected to standard temperature (59F/15C) and pressure (29.92 inHg/1013 mbar) at sea level. The .338 Win. What does that extra 10% case capacity buy you? The 338-378 was not designed with accuracy in mind. This put some cartridges at a disadvantage since only factory advertised velocities were used. 338 Lapua Magnum vs Body Armor - Duration: 4:18. Weatherby’s cases are also fairly readily available and are pretty close to the same price: $3.50/case for 338 Lapua vs $3.50/case for Weatherby 338-378 depending where you pick them up from. I know I'm going to get flak for this, but it's true to an extent. While 225 grain projectiles have become the more popular in recent years, the 250 and 300 grain bullets are ideal for large animals such as elk, moose, and the big bears—if one can tolerate the recoil. These genuine magnum Mausers are indeed expensive and not available off the shelf in most gun stores. This content is accurate and true to the best of the author’s knowledge and is not meant to substitute for formal and individualized advice from a qualified professional. Some cartridges were handicapped by the fact the major ammunition companies don’t offer the heaviest bullet weights, rather they offer the most popular or common. AccuBond at 3060 fps. They push 300gn bullets at … Mag. All things equal (they seldom ever are), I’d go with the .338 Win. bullet. shoots flat, hits hard, and fits in standard length actions. My personal choice? Answer: Yes, if your loads used the same bullets at the same velocity as those in the article. 338 Norma. If, however, true long-range hunting is anticipated, they will all benefit from the specialized long-range bullets now on the market which expand well below 1800 fps. I don't think I have ever seen a .338 without a muzzle brake. (If you’re looking for the best .338 Lapua … We test .338 Winchester Magnum, .340 Weatherby, .338-378 Weatherby, .300 Remington Ultra-Mag, 33 Nosler, .338 Lapua. If you, the hunter, need or want it, look no further than the .338 caliber magnums. Keith and Thomson are Elmer Keith and R.W. Still the most popular .338 magnum in the world, the .338 Win. That includes their hunting oriented Mark V Accumark as well as their tactically minded TRR. Now let’s go. The author analyzed six .338 caliber magnum cartridges (.338 Winchester Magnum, .340 Weatherby, .338-378 Weatherby, .338 Remington Ultra Mag., 33 Nosler, and .338 Lapua) for trajectory, effective range, and recoil with modern ballistic software available free online from shooterscalculator.com. These days, it’s very different. MPBR for a 10 inch kill box illustrates the concept. They offer not just raw violence (at both ends of the barrel) but also flatter trajectories than the big-bores and consummate accuracy. The AccuBond™ is a good all-round hunting bullet with high ballistic coefficients (BC) and terminal performance similar to the time tested Nosler Partition™. The heaviest bullet available would give each cartridge its best chance since such bullets offer the highest BC's and SD's and would thus make the comparison as fair as possible. All of which you hit dead on. The .340 is Roy Weatherby’s answer to the .338 Win. This combination is the goal Winchester’s designers had in mind when they introduced the first production .338 magnum in 1958. As a result of this, it became more widely available. (action bedding, trued action, lap bolt lugs etc.) The loaded cartridge is … If a person cannot tolerate a particular cartridges un-braked recoil, they need a different cartridge which they can manage without subterfuge. The.340 Weatherby Magnum makes about 100fps less velocity than the Lapua, but with 15-20% less powder..338 Weatherby fires a 160gn at 3600fps, the Lapua at 3500fps. Indeed, the 338 Lapua was made with semi-automatic firearms and their careful feeding requirements as a consideration. Savage’s relatively inexpensive 111 Long Range Hunter, the Remington 700 XCR Tactical or 700 Police, or even the McMillan Long Range Hunting Rifle could be used. In true Weatherby fashion, the .340 generates velocities almost 300 fps faster than the .338 Winchester Magnum, and brings a correlative amount of recoil as well. Mag) hits the expansion limit at almost 600 yards! New Company Ritter & Stark Guarantees Rifles Shoot Half MOA or Better Ritter & Stark is a new firm looking to expand Austria’s small arms legacy with its very first product, a high-precision long-range bolt-action rifle for military and police shooters as well … *.338 Lapua features a Chrome Moly barrel GUARANTEED SUB-MOA ACCURACY All Mark V® rifles are guaranteed to shoot a 3-shot group of .99” or less at 100 yards (SUB-MOA) from a cold barrel when used with Weatherby® factory or premium ammunition within Two-Years of Verified Purchase Date to Original Purchaser. They have the powder capacity to launch them at impressive velocities and thus use those bullets’ high BC and SD advantages. Use the right tool for the right job. They provide more performance than most hunters will ever need. Weatherby has developed several rounds by necking down their awe-inspiring .378; the .300-378 and .338-378. Mag. My 28” #3 contour barrel is hand-lapped, free-floated and cut-rifled to extract top velocities and energy from .30-378 Weatherby Magnum, .338 Lapua Magnum and .338-378 Weatherby Magnum chamberings. I think most hunters would agree that the .300 Winchester Magnum, .338 Winchester Magnum, and .338 Lapua Magnum rounds are serious Recoil calculations were based on a nine pound rifle weight. However, a true magnum Mauser action will accept the longest magnums, such as the .416 Rigby which is 3.75 inches long. The following ammunition cartridge ballistics information and chart can be used to approximately compare .270 Winchester vs .338 Lapua Magnum ammo rounds. If there is any possibility a hunter might make a shot at less than 100 yards, a tough, controlled expansion bullet is required to avoid the bullet disintegrating when it hits a large animal at close range. Which cartridge to go for is largely a question of rifle. If you’re looking at these two rounds, the 338 RUM and 338 Edge are both worth looking at as well, but for today, I’ll just be focusing on the Lapua and Weatherby 338… Keith wanted something which would hammer through a quartering-away elk (his favorite game) out to 300 or 400 yards and realized a .338 caliber bullet driven fast enough would get the job done. Now that 100 fps won’t make spit for difference in the 250 grain partition because its BC sucks so much, but if you’re going long range and firing a slippery Berger hybrid OTM, that extra velocity will translate into some extra range for the Weatherby. It also comes with some extra recoil but with rifles at this point, who’s counting? 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. Functionally, it doesn’t matter a whole heck of a lot, but it can be a bit more troublesome when it comes to reloading the cases. 2020 The Hunting Gear Guy, Mossberg 510 Super Bantam 20 Gauge Review. The VSO Gun Channel is an educational resource of VSO Media LLC, a research and development/ Testing Evaluation … It too requires a magnum-length action. The .460 Weatherby Magnum is a belted, bottlenecked rifle cartridge, developed by Roy Weatherby in 1957. The Lapua comes with a case capacity of 114.2 gr of water, while the 338-378 Weatherby holds 9.5% more at 125 gr of water. Muzzle velocities are the nominal industry standard for the tested bullet weight in each caliber. The newest .338 magnum, the 33 Nosler arrived on the market in 2016. Imagine a bullet arcing through a six-inch diameter pipe for a certain distance. Can … The second newest cartridge in this test, the .338 RUM has been around since 2002. AccuBond (.575 BC/.313 SD) at 2850 fps. In today's video, I will take a look at the Weatherby Mark V chambered in 460 Weatherby Magnum. It must be chambered in rifles with a magnum length action which means few rifle makers other than Remington offer a model for it. It delivers high performance at a fraction of its .338 Lapua competitors. (L-R) .308 Win., .340 Weatherby, 9x19mm Luger. 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