I'd stick with the Lapua. Answer: In a way, they are. 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. of Effective range in this test is the minimum impact energy recommended for a humane kill on medium game (1200 ft-lbs.) Mag. "Bob" Thomson. It should also be noted that the 338 Lapua has a gentler shoulder that should translate into slightly better feeding. Still the most popular .338 magnum in the world, the .338 Win. 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. It delivers high performance at a fraction of its .338 Lapua competitors. These cartridges are also best when paired with the heaviest bullet weights. The following ammunition cartridge ballistics information and chart can be used to approximately compare .270 Winchester vs .338 Lapua Magnum ammo rounds. That 9.5% more capacity does translate into faster speeds. 338 Norma. LJ Bonham is a semi-subsistence hunter, hunting magazine editor, and firearms enthusiast who lives in the Rocky Mountains. That includes their hunting oriented Mark V Accumark as well as their tactically minded TRR. 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. Another fun game of round comparison, this time pitting the ferocious 338-378 Weatherby Magnum and the military favored 338 Lapua Magnum. 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. These days, it’s very different. A hunter must really want to shoot an elk at 800 yards to consider anything above the .338 Win. It was developed during the 1980s as a high-powered, long-range cartridge for military snipers. One point for every 25 yards beyond 200 yards for minimum expansion velocity range, one point deducted for every 25 yards less. Great article. Just don’t expect those slugs to hold up if they hit a bull elk’s shoulder at fifty yards. 338 Lapua Magnum vs Body Armor - Duration: 4:18. Recoil calculations were based on a nine pound rifle weight. Comes with dies and some brass plus a Leupold VX 111 3.5-10x40mm for a $1,000 bucks . 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. 250 gr. The newest .338 magnum, the 33 Nosler arrived on the market in 2016. 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. The Wound Channel 166,132 views 4:18 OVER 2 MILE SHOT (3561 yards with a 338 Lapua Magnum) - Duration: 13:57. The AccuBond™ is a good all-round hunting bullet with high ballistic coefficients (BC) and terminal performance similar to the time tested Nosler Partition™. These rounds do have one mission they are ideal for, though: Alaskan brown bears. 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. AccuBond (.720 BC/.375 SD) at 2650 fps. Power. AccuBond at 2941 fps. Mag. 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. All the cartridges tested were limited by the minimum expansion velocity recommended for the standard Nosler AccuBond. 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. .338 Lapua Magnum - Manufacturer Loading Data Pistol Rifle Cowboy GR. AccuBond (.575 BC/.313 SD) at 2850 fps. Here’s how each cartridge ranked. 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. 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. AccuBond at 2600 fps. 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. AccuBond (.550 BC/.281 SD) at 3025 fps. The .340 is Roy Weatherby’s answer to the .338 Win. 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. Hmmmm, Nosler bullets and Nosler winner....just saying. 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. 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. Answer: As the article said, I chose the heaviest Nosler AccuBond bullet available in factory ammunition. (L-R) .22 Long Rifle, .30-06 case, .338 RUM. I have the opportunity to purchase a Mark V Accumark in 378-338 Mag used. 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. The second newest cartridge in this test, the .338 RUM has been around since 2002. Here’s one funny thing about Weatherby, they’re chambering a lot of their rifles for both 338-378 AND 338 Lapua. I own 5 Weatherby Accumarks and traded another. Olight Black Friday Sale : Nov 28th – Dec 2nd Click Here : https://olight.idevaffiliate.com/idevaffiliate.php?id=210 PL-Pro Black/Desert Tan. Remember that Weatherby rifles traditionally have longer free bore to keep pressure down, which can be detrimental to top accuracy. 250 gr. Finally, the gory details. Although, even the least powerful here (.338 Win. Question: Why would Recoil even be considered in a .338 caliber? 225 gr. Driving a 250-grain bullet to 2940 fps, for over 4,800 ft.-lbs. BC quantifies a bullet’s aerodynamic efficiency, and SD predicts relative ability to penetrate into a game animal; the larger each number, the better. As a result of this, it became more widely available. The.338-.378 Weatherby makes about 100-150fps more velocity than the Lapua, but with 10-15% more powder. Answer: Yes, if your loads used the same bullets at the same velocity as those in the article. 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. What we need to know without fluff mucking up the targets. All things equal (they seldom ever are), I’d go with the .338 Win. (L-R) .308 Win., .340 Weatherby, 9x19mm Luger. Mag and enjoys a cult-like following. 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. 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. Despite their “Thor’s Hammer” performance, .338 magnums are not as popular as their .30 caliber cousins for one big reason: recoil. One point for each ft-lbsf recoil less than 15, and one point deducted for every ft-lbsf greater than 15. Imagine a bullet arcing through a six-inch diameter pipe for a certain distance. Muzzle breaks are a cheat; they produce excessive back blast and flash which both deafens and blinds (in low light) a shooter. Both of these cases are high quality, and the cost of firing these big rifles means that any cost savings on brass is negligible. Answer: Recoil is a consideration with any cartridge. Recoil has a direct effect on most shooter's accuracy--the more recoil, as a general rule, the less accurate the shooter. The mere 10% difference between the two cases is not much, but the difference in style of rifle is great. Question: Would you say the results of the best .338 magnums of your tests/comparison would be the same if reloads were considered? 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. This is the real … The .460 Weatherby Magnum is a belted, bottlenecked rifle cartridge, developed by Roy Weatherby in 1957. Here’s what you need to know about the 300 Win Mag vs 338 Lapua vs 338 Win Mag. These genuine magnum Mausers are indeed expensive and not available off the shelf in most gun stores. .375 H&H Magnum (L), .338 Winchester Magnum (R). The 338-378 Keith-Thomson Magnum is a quarter of an inch shorter than the full length 338-378 Weatherby Magnum, this was because … (action bedding, trued action, lap bolt lugs etc.) Which cartridge to go for is largely a question of rifle. 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. Can … The cartridge is based on the .378 Weatherby Magnum necked up to accept the .458-inch (11.6 mm) bullet. 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. proved good enough for old Elmer Keith, it’s good enough for me. shoots flat, hits hard, and fits in standard length actions. Detailed performance figures are summarized in the table at the article’s end. Not that you should have any problems feeding the 338-378’s double radius shoulder case from a more typical bolt action rifle either. 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. 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. It comes close to .338 RUM performance but fits into standard (.30-06) length rifle actions. Upon making further improvements, the finish manufacturers made the .338 Magnum rounds compatible with semi-automatic weapons. Brilliant writing. Use the right tool for the right job. While waiting on its return, I've been pondering the 338 lapua improved chambering. My personal choice? All have shot sub .05 moa with a little development 3 will shoot .025 moa for 5 shots. 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. It also comes with some extra recoil but with rifles at this point, who’s counting? Question: I'm curious why you chose to use different weight bullets for each cartridge? 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. 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. 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. 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. The author acknowledges hand loaders can achieve much better performance in many instances. Muzzle velocities are the nominal industry standard for the tested bullet weight in each caliber. Any reason I shouldn't consider this a great deal ? Both BC and sectional density (SD) are noted for each bullet tested. .338 magnums need controlled expansion bullets like this Nosler Partition for large, tough game at ranges less than 500 yards. (If you’re looking for the best .338 Lapua … bullet. Case availability on the 338 Lapua is OK, with fantastic quality Lapua cases fairly readily available. 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. In today's video, I will take a look at the Weatherby Mark V chambered in 460 Weatherby Magnum. 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. The .338 Winchester Magnum derived much from work done by ballistics pioneer, Elmer Keith, among others. 250 gr. If you, the hunter, need or want it, look no further than the .338 caliber magnums. 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. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet … Expanded Nosler AccuBond recovered from test media. 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. Mag) hits the expansion limit at almost 600 yards! They push 300gn bullets at … Either a long range bullet fired up close, or a close range one used too far away can cause ineffective wounds and result in lost game. 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. 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. *.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. The 338-378 was not designed with accuracy in mind. It scored just behind the .340 Weatherby and has the least recoil among the cartridges tested. The loaded cartridge is … They provide more performance than most hunters will ever need. 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 .338-378 Weatherby is currently the most powerful .338” factory cartridge. If a person cannot tolerate a particular cartridges un-braked recoil, they need a different cartridge which they can manage without subterfuge. The .338 Lapua Magnum (8.6×70mm or 8.58×70mm) is a rimless, bottlenecked, centerfire rifle cartridge. 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. Like the .338 Lapua, it is a great candidate for the 300 grain long-range bullets now on the market. Their superior sectional densities combined with high velocity and bullet weight anchor these killer bears like few other cartridges. Specialized long range bullets were not used as they are unnecessary for most hunting situations. It will feed from a standard magnum action with high BC bullets and give you almost identical performance as the 338 Lapua Mag. One point for every 10 yards MPBR beyond 200 yards and one point deducted for every 10 yards less. The .338-378 Weatherby Magnum started out as the wildcat cartridge, .338-378 Keith-Thomson Magnum during the early 1960s. It too requires a magnum-length action. I don't think I have ever seen a .338 without a muzzle brake. This combination is the goal Winchester’s designers had in mind when they introduced the first production .338 magnum in 1958. We test .338 Winchester Magnum, .340 Weatherby, .338-378 Weatherby, .300 Remington Ultra-Mag, 33 Nosler, .338 Lapua. For shots well beyond 500 yards, consider the Nosler AccuBond LR, Swift Scirocco, Berger, Hornady ELD-X, Hornady SST, or Sierra Game King. 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. 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… 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. Claims 20 rounds down the tube. Mag. They deliver sufficient energy well beyond the range where the bullet decelerates to 1800 fps. As to the muzzle break comment, I have yet to see a rifle around here with a muzzle break. I’ve sent hundreds of rounds of 340 Weatherby down 2020 The Hunting Gear Guy, Mossberg 510 Super Bantam 20 Gauge Review. Keith and Thomson are Elmer Keith and R.W. They offer not just raw violence (at both ends of the barrel) but also flatter trajectories than the big-bores and consummate accuracy. Question: Do you think a Remington 700 is expensive? It must be chambered in rifles with a magnum length action which means few rifle makers other than Remington offer a model for it. The Lapua has a slight advantage in that it isn’t a belted case like the big Weatherby is. It too needs a magnum length action and few companies other than Weatherby chamber rifles for this powerhouse. If the .338 Win. Weatherby has developed several rounds by necking down their awe-inspiring .378; the .300-378 and .338-378. They have the powder capacity to launch them at impressive velocities and thus use those bullets’ high BC and SD advantages. All of which you hit dead on. 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. I think most hunters would agree that the .300 Winchester Magnum, .338 Winchester Magnum, and .338 Lapua Magnum rounds are serious Always consult with the bullet or ammunition manufacturer as to your needs before you choose. Find the Hunting Gear guy on YouTube, © Now let’s go. 300 gr. The .338 Winchester Magnum became the iconic elk, brown bear, and moose cartridge, and it spawned competitors as the market demanded ever faster velocities. 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. It hits the shooter the least, has proven itself in both Alaska and Africa for decades, and ammunition is available most places. 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. 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. Bullet selection for the .338 magnums presents some challenges. As a general rule, more than 15 ft-lbsf is considered enough recoil to affect most shooters’ accuracy. They require a hunter to understand bullet construction and terminal performance in depth, especially with cartridges on the power scale’s upper end. Indeed, the 338 Lapua was made with semi-automatic firearms and their careful feeding requirements as a consideration. This put some cartridges at a disadvantage since only factory advertised velocities were used. AccuBond at 3060 fps. .338 diameter bullets are unique. Calculations were corrected to standard temperature (59F/15C) and pressure (29.92 inHg/1013 mbar) at sea level. The Weatherby Mark V is the only production rifle which chambers the .338-378 Weatherby Magnum. The VSO Gun Channel is an educational resource of VSO Media LLC, a research and development/ Testing Evaluation … 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 Win. (L-R) Nosler Partition, Nosler AccuBond, Sierra Game King. Mag. What does that extra 10% case capacity buy you? 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 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. 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 .300 Win Mag vs .338 Lapua Magnum is an interesting comparison, and we think provides some interesting points of discussion. Another fun game of round comparison, this time pitting the ferocious 338-378 Weatherby Magnum and the military favored 338 Lapua Magnum. 250 gr. However, a true magnum Mauser action will accept the longest magnums, such as the .416 Rigby which is 3.75 inches long. 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. MPBR for a 10 inch kill box illustrates the concept. All calculations were based on the heaviest Nosler AccuBond™ bullet available in factory loaded ammunition for each caliber, unless otherwise noted. and large game (1500 ft-lbs), and the minimum velocity most hunting bullets require for reliable expansion (1800 fps). These are both big, long rounds that feel more like artillery than a rifle. 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. It was used in the War in Afghanistan and the Iraq War. They are all good, if you can tolerate the recoil. The less recoil, the more accurate the shooter, and hence, the more effective the cartridge. I know I'm going to get flak for this, but it's true to an extent. 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 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. Thank you, sir! Long-Range bullets now on the.378 Weatherby Magnum different cartridge which they can manage without subterfuge the Weatherby. Cartridges tested were limited by the minimum velocity most hunting bullets require for expansion. Rocky Mountains Lapua cases fairly readily available MILE SHOT ( 3561 yards with a muzzle brake.30-06 case, RUM! Magnum during the 1980s as a consideration with any cartridge improvements, the 33 Nosler arrived on the in! 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