i want to do grizzly hunt grizzly bear mouse and caribou . however, it must be said, if i went hunting with cb and we were after game he felt required a .338 win mag, i'd feel just as comfortable hunting that same game (and expect similar, if not the same, results) using a .325 wsm. These figures were all taken in a 24 inch test barrel. Please click the above links to take a look at all of the .338 Lapua Magnum and .338 Winchester Magnum ammo we have in stock and ready to ship, and let us know any parting thoughts in the comment section below. Mag. The difference that matters to elk hunters — as well as moose and bear hunters — is the 300 foot-pounds more energy the 338 Win. Wind drift and drop are both less critical with that extra speed. This rifle load combo is awesome, flat shooting, hard hitting, reliable and handy. The .338 has been a mainstay for large game hunters for decades. "The .325 wsm fires the same .323 diameter bullets that the 8mm Mauser and 8mm Remington Mag do. It’s still something to think about even if you do have a lot of experience. The biggest problem with any .300 Magnum is its excessive recoil, which is well beyond the 15-20 ft. lb. I do understand the availability and cost of ammo issues for the .325, so for the sake of this comparison (.325 vs .300) leave that out. With newer powders and advancements in technology, the 338 WSM thrives and does surpass its taller brother 338 Win Mag in most bullet classes. The WSM magnum case has a 35-degree shoulder, a length of 2.1 inches, and a very short neck. Alternatively, you can run 300 grain bullets in the Lapua for amazing BC’s and better 1000+ yard performance. The .350 was reinstated in 2003 when Remington brought out the Model 673 bolt action rifle for the caliber. Which would you rather have, a 338 win mag (or the 338 RCM if your want compact for better comparison), or the 325 WSM. During that time they were unsuccessful and the 325 WSM was released to the public instead of the 338 WSM. All of the WSM and SAUM cartridges use a .532-.534 inch rebated rim of standard (.375 H&H) Magnum diameter. The 150 grain factory load advertises a MV of 3200 fps (3110 fps) and a ME of 3410 ft. lbs. Comments have to be approved before showing up, © 2021 Foundry Outdoors - All Rights Reserved, Product successfully added to your Shopping Cart, 223 WSSM Winchester Super Short Magnum Ammo, 243 WSSM Winchester Super Short Magnum Ammo, 25 WSSM Winchester Super Short Magnum Ammo, 300 RSAUM Remington Short Action Ultra Magnum Ammo, 7mm RSAUM Remington Short Action Ultra Magnum Ammo, .338 Lapua Magnum vs .338 Winchester Magnum Ammo Comparison - Ballistics Info & Chart. Mag. The main argument in favor of any of the short magnums is their alleged greater efficiency due to their shorter powder column. So all othere things being equal, I would say the 338 kicks more than the 325. It is an excellent elk cartridge. Lv 7. Re: new elk rifle .325 wsm or .338 win Keta for a little bit more "fun" re-cut it to the Gibbs chamber or get some un-necked brass from Zhat & really maximize the '06 chamber. More important, the short magnum cartridges work through short rifle actions, which saves about 1/2 inch of bolt throw as well as overall rifle length, and a few ounces of weight. With the 300 RUM and 325 WSM, it is best to handload, IMO. None, however, are interchangeable. As a cartridge for a "guide rifle" it is hard to beat. The .300 WSM, .300 Rem. I did some bench comparisons of the two. Overall cartridge length is 2.8 inches. Not surprisingly, there are some significant differences in the ballistics of the three cartridges. The 180 grain factory load claims a MV of 2970 fps and ME of 3526 ft. lbs. It is probably a better choice than the 6.5 Magnum for large CXP3 class game like elk. The .30-06 and 8X57 are roughly in the same category as far as power and game usage, where as the .325 WSM would be closer to the .338 Win Mag in terms of power and performance. Note that these RCM cartridges are not rebated rim designs. But then again, I do like 8mms. We have a variety of deals on Rifle Ammo, Handgun Ammo, Shotgun Ammo & Rimfire Ammo, as well as ammo for target practice, plinking, hunting, or shooting competitions. The most important difference between this cartridge and the .300 WSM is the relative scarcity of 8mm bullets for reloading. While there is a big overlap in bullet weights the 325 WSM and .338 Win Mag can use (both cartridges are commonly loaded with bullets in the 180 grain to 250 grain range), the .338 Win Mag generally leans a little heavier than the 325 WSM. This cartridge came about as the result of a failed attempt to create a .338 WSM. Unfortunately, their stubby, short necked cases are not well adapted to 160 and 175 grain bullets, so they are less suitable for hunting the large game for which most customers purchase a 7mm Magnum rifle. The body of the case is bigger around than the rim. To put this into perspective, a Boeing 737 commercial airliner travels at a cruising speed of 600 mph, or 880 fps. and a 150 grain bullet at a MV of 3150 fps and ME of 3304 ft. lbs. Foundry Outdoors is your trusted home for buying archery, camping, fishing, hunting, shooting sports, and outdoor gear online. Mag. That's when Winchester kicked over the traces and brought out their .300 WSM cartridge, based on a new bottleneck case with a head diameter of .555 inch and no belt. As far as I can tell, all WSSM caliber rifles have been discontinued, although Winchester continues to offer the ammo. Compared to true magnum cartridges such as the .240 and .257 Weatherby Magnums they are an embarrassment. Answer Save. has about a 100 fps advantage with these heavier bullets. Unfortunately, the long 250 grain bullets that made the .338 Win. 325 WSM vs 358. I still regret it. The 325 is a sensible, efficient cartridge. If you own a 325 WSM or 338 Win. SAUM, 7mm Rem. All rights reserved. The .300 SAUM is already obsolescent, as even Remington has quit chambering rifles for it. Mag. is a true medium bore cartridge. Joined: Feb 19, 2011 Messages: The Short Magnum Cartridges Meanwhile, Remington had made the first .300 Short Action Ultra Mag cases in 1999 and was already well along in the process of developing their Short Action Ultra Mag cartridges. the .325 is not a .338. if real life mimics printed data, you can see this. This length was chosen to allow it to work in the Model 7 short action rifle. The ballistics of the .350 Remington Magnum factory load introduced in 2003 claim a 200 grain bullet at a MV of 2775 fps and ME of 3419 ft. lbs. are the best designed and most reliable of the short magnum cartridges. The 30-degree shoulder angle of the parent case was retained, and the neck is very short. The specs on a standard rem 700 SA mag box is around 2.865”. Powered by Wikiarms.com. in an 8.5 pound rifle, although this is actually moderate for a medium bore magnum. Many hunters assumed that the natural succession of the series was to be the introduction of a .338 WSM; however, through extensive testing, Winchester found that loading the WSM case with a .323-inch (8mm) diameter bullet more closely approximated the performance of the stalwart .338 Win. which caliber is best for grizzly 300 rem ultra mag or 338 win mag or 325 wsm? Mag. The Remington 6.5mm Magnum factory load drives a 120 grain bullet to a muzzle velocity (MV) of 3210 fps and muzzle energy (ME) of 2745 ft. They are both belted magnums based on a blown out .375 H&H case with a 25-degree shoulder, reduced to a length of 2.17 inches. In reality, many factors influence intrinsic accuracy and performance more than the length of the powder column inside of the cartridge. handily out-performs the new .25 WSSM, also introduced in 2004, as a big game hunting cartridge. Re: 338 Win Mag or 375 Ruger? In a hunting rifle, any advantage conferred by a shorter powder column is insignificant. All velocities were measured in a 24 inch rifle barrel. Re: 338 Win or 325 WSM for new gun I think there will be a general consensus toward a caliber that has been around for a long time just because the .338 is so popular. As for the other short magnum calibers, time will tell, but they are not setting any sales records. in an 8 pound rifle, but less than the other short magnum cartridges. The .325 Winchester Short Magnum, commonly known as the 325 WSM is an 8mm caliber rebated rim bottlenecked centerfire short magnum medium bore cartridge.The cartridge was introduced by Winchester Ammunition in 2005. 338 Win ammo and components are widely available. For this reason, cartridges with rebated rims are not regarded as a good choice for use in rifles that might be used on dangerous game. Mag. Looking at the recoil of the .300 Win Mag vs .300 WSM is important for understanding certain situations that you might favor one over the other. Also, IMO the .325 WSM is an extremely accurate round. 1 0. I had a Model 70 in.325 WSM. Seen a couple of misquotes here regarding .325 WSM velocity. Mag., .270 WSM, .300 WSM, 7mm WSM, .300 Rem. That leaves the .338 RCM a definite step ahead of the .325 WSM, but clearly inferior to the .338 Win. The overall cartridge length is 2.86 inches. The 6.5mm Remington Magnum followed it the next year. The .300 WSM seems to be the favorite among all of the short magnums. Again the 338 Win Mag is more popular than the 325 WSM. I think I will add one to the safe someday. 338 Win ammo and components are widely available. Introduced at the 2005 Shot Show in Las Vegas, NV, it is the largest member of the Winchester … was reintroduced in 2004, also in the Model 673. acmeraven. The .300 WSM has found a place in the market, while the .300 SAUM is already obsolescent. That leaves the .338 RCM a definite step ahead of the .325 WSM, but clearly inferior to the .338 Win. The name of the cartridge is a misnomer as the bullet diameter is .323 in (8.2 mm). .350 Rem. The .270 WSM kicks a lot harder than the 6.5mm Magnum, just under 19 ft. lbs. All figures taken in 24 inch test barrels. With any rebated rim case, the face of the bolt has less overlap with the rim of the case as it attempts to slide it forward and out of the magazine lips. That’s splitting hairs for on-game performance, but makes a pretty big difference for long range shooting. Recoil is right up there, at about 25 ft. lbs. These are based on the fat (.550 inch head diameter), beltless, .300 Ultra Mag case shortened to a length of 2.015 inches. it was supposed to resemble ballistics-wise. Try other filters. The Remington Custom Shop also chambers rifles for the .350 Magnum, which seems to have caught its second wind in the 21st Century. I can see some appeal to the idea of a .250 Short Magnum based on the .300 RCM case. This would exceed .25-06 performance in a short action cartridge and make an excellent, although specialized, long range plains and mountain rifle caliber. It doesn't seem to kick any harder than my .338 Win. SAUM). It has less recoil than the 300 Win Mag but nearly the same energy of the 338 Win Mag with a 225 grain load. The .325 Winchester Short Magnum, commonly known as the 325 WSM is an 8mm caliber rebated rim bottlenecked centerfire short magnum medium bore cartridge.The cartridge was introduced by Winchester Ammunition in 2005. 13 shows top velocities of 2942 fps with their 180 grain bullet, 2676 fps with their 220 grain bullet and 2484 fps with their 250 grain bullet, all taken in the 22 inch barrel of a Ruger M-77 rifle. (3112 ft. The first true commercial short magnum was the .350 Remington Magnum, introduced in 1965 by Remington. Want to see your products here? Mag. All of these are based on the WSM case shortened to a length of only 1.65" and a COL of 2.36". Generally speaking, the higher the muzzle energy, the higher the stopping power. True .338 Lapua Magnum and .338 Winchester Magnum ballistics information can vary widely from the displayed information, and it is important to understand that the particular characteristics of a given round can make a substantive difference in its true performance. Interesting cartridges, these short magnums. Magnum, .270 WSM and .350 Rem. Winchester Guns 535704236 XPR Hunter Bolt 338 Win Mag 26" 3+1 Synthetic Mossy Oak Break-Up Country Stock Black Out of stock View Details » View Details » Out of stock However, their fat bodies have a head diameter immediately above the extractor groove of about .55 inch. The .350 Rem. The 6.5mm Rem. I would recommend the 338 Win Mag over the 325 WSM, that is another caliber I own and I think it would be a awesome gun for large plains game. in an 8 pound rifle) in the light weight hunting rifles that are the natural home of short magnum cartridges. The 160 grain factory load claims a MV of 2990 fps (2960 fps) and ME of 3176 ft. lbs. The most recent short magnum cartridges, as of this writing, are the .300 and .338 Ruger Compact Magnums (RCM). (The latter is rather a mixed blessing when shooting a magnum cartridge.). A 338 Win would be fine also. Introduced at the 2005 Shot Show in Las Vegas, NV, it is the largest member of the … Like the earlier Remington short magnums, they mate with standard magnum-size bolt faces. Mag., making for a highly useful cartridge. THIS BEAR WAS 21 YEARS OLD, (AGED AT MATSON'S LAB )HAD LOTS OF BATTLE SCARS . (3133 ft. The new .325 Winchester Short Magnum (WSM) cartridge is actually a .315 caliber by bore diameter and a .323 caliber by groove (or bullet) diameter. With newer powders and advancements in technology, the 338 WSM thrives and does surpass its taller brother 338 Win Mag in most bullet classes. 338 Win Mag. While the .350 Rem. In 2005 the .325 WSM came along. A 375 is a bit big for your primary deer and elk uses. There has been speculation about what other calibers might be offered in one or the other of the short magnum formats. I know the 338 has alot more bullets to pick from for reloading, but I've heard the 325 is a slightly better cartridge, having the trajectory of a 300 WM and the hitting power of the 338. It actually has a .315" bore diameter and should have been named the .315 WSM. 9 Answers. However, Winchester likely made an attempt at doing just that, but since the case is optimized for the 300 WSM, they probably were not getting the desired performance with a .338″ bullet and opted for a .323″ compromise instead. It is worth noting that the 6.5mm Mag. For the 300 win the only new case I had was a Lapua head stamp. The 6.5mm Remington Magnum is a flat shooting, long range CXP2 class game (deer, antelope, sheep, goat, and black bear) cartridge on the order of the .270 Winchester. Here are some measurements and comments about the 300 Win vs the 30 Nos. Neither of Remington's original short magnums were commercial successes, although the .350 gained a sort of cult following. It has plenty of killing power, even when fired from a 22 inch barrel. , a 300 Win Mag, a 7mm Rem Mag & a 30-06 or 270 will all do the job with the right bullets but only if you do yours. Mag. Just like with the 270 WSM vs 270 Winchester, 7mm WSM vs 7mm Rem Mag, and 300 WSM vs 300 Win Mag, the .338 Win Mag is significantly longer than the 325 WSM. These should have been named WSSC (Winchester Super Short Cartridge), for the WSSM cartridges are not magnum cartridges in any sense of the word and thus do not really merit inclusion in this article. (An unnecessary reduction in firepower is clearly undesirable when hunting dangerous game.) I use the 270 grain Fail-Safe bullets @ 2700fps out of the 20 inch barrel. and 6.5mm Rem. SAUM and .300 RCM also advertise similar ballistics. 338 Lapua Mag. For 2017 they are available ONLY in the Ruger Guide Gun. 338-06 A-Square. Bullet weights of 200-, 250- and 300-grains were initially offered for the .338 Win. The .325 WSM is an 8mm rifle same as the 8X57 and 8mm Remington mag I just don't think Winchester wanted to label it a 8mm WSM as metric caliber tend to fail in the US. Furthermore, the muzzle energy of a .338 Lapua Magnum round averages out to 4830 ft-lb, while a .338 Winchester Magnum round averages out to about 3920 ft-lb. Another drawback is its vicious recoil in the light Browning and Winchester rifles supplied in .325 WSM, recoil comparable to the .338 RCM and in excess of the .350 Rem. Charlie Martinez, Mar 7, 2019 #13. Following the initial success of the .300 WSM, the .270 WSM, 7mm WSM and 7mm SAUM were introduced. and what is better a bigger caliber or a smaller caliber with more grain and velocity. Re: 338 Win or 325 WSM for new gun I think there will be a general consensus toward a caliber that has been around for a long time just because the .338 is so popular. It pretty well fills the bill for a short action elk caliber with all-around capabilities and it was on the ground first, although the .300 RCM is technically superior. Copyright 2002, 2017 by Chuck Hawks. 338 Rem Ultra Mag. Simple Problems May Be Corrected in the Government Provided the Solution is Complex; Simple Solutions to Complex Problems Are Not Tolerated Mag. These figures are well beyond what the short action .358 Winchester can achieve. That is to say, .338 Lapua Magnum bullets travel 3.3 times the speed of a 737 airplane at cruising speed, while .338 Winchester Magnum bullets travel 3.2 times that same speed. Which would you rather have, a 338 win mag (or the 338 RCM if your want compact for better comparison), or the 325 WSM. Mag., making for a highly useful cartridge. 350 Rem Mag. And my 325 is in a much lighter Browning Micro Hunter as opposed to the heavy Ruger 77 in 300 Win Mag. Winchester took their .458 Winchester Magnum case—itself a shortened and blown out .375 H&H case—and necked it to hold the .338″ diameter bullets the company used for its rimmed .33 Winchester. limit the average shooter would do well to observe. With the 300 RUM and 325 WSM, it is best to handload, IMO. The WSSM's are hard pressed to equal the performance of existing short action cartridges, such as the .220 Swift, 6mm Remington and .257 Roberts +P. The true short magnum cartridges begin with the 6.5mm Rem. 35 Whelen. Such a cartridge would have no advantage over the .257 Weatherby and could not match that cartridge's ballistics, but it would clearly outperform the .25 WSSM. Cynics (including several in print) accused Winchester of trying to dupe gullible gun buyers into thinking it was "almost" a .338. are unique because of their short, belted cases (and easy to tell apart because one has a skinny bullet and one a fat bullet), the new WSM and SAUM short magnums all look very similar to each other. They are too similar to each other and neither offers any ballistic advantage over the established and much more popular 7mm Remington Magnum. They do make a .338-win mag in LH, but it is a little longer and a little heavier. Winchester Guns 535206277 70 Extreme Weather Bolt 325 WSM 24" 3+1 Bell & Carlson Gray Stock Stainless Steel Out of stock View Details » View Details » Out of stock 338 Win Mag; Sort by. No doubt the .325 WSM was the bastard child of the WSM line. In 2004 they announced the .25 WSSM. Recoil energy with either of the .300 short magnums runs about 23-26 ft. lbs. Mag., break it out for any black bear hunt. anyway, i'm in complete agreement with cb. 338 Win Mag vs 300 Win Mag vs 338 Lapua Ballistics. These are the most useful of the short magnum cartridges, although not the most popular. It is an 8mm cartridge and its performance is nearly identical to that of the .300 WSM. However, even though the .338 Win Mag (like the 7mm Rem Mag and .300 Win Mag) is derived from the .375 H&H Magnum and uses a fatter case than cartridges like the .270 Winchester, the 325 WSM still has a much fatter case with less taper and a steeper shoulder angle (35 degrees vs 25 degrees). Mag. The 150 grain factory load has a claimed MV of 3300 fps and ME of 3628 ft. lbs. As a rule of thumb, when it comes to hunting, muzzle energy is what many hunters look at when deciding on what caliber of firearm / ammunition to select. The .338 RCM is offered factory loaded with 200 and 225 grain bullets, which is fine as far as it goes. This miracle of design is called a rebated rim and it allows increased powder capacity compared to the earlier .350 Magnum case, at the price of decreased feed reliability and one cartridge less magazine capacity. lbs.). Just because it can be done does not mean it makes sense, despite what you might read in advertising copy. Magnum's reputation as a slayer of giant animals takes up too much powder space in the short RCM case to be practical. The Hornady Reloading Handbook lists loads up to 3000 fps with 140 grain bullets, and 2800 fps with their 160 grain bullet. I would honestly go with the 300 Win Mag in a heavy bullet, that has been my main gun in Africa and it has never let me down. Paramount are the uniformity and concentricity of the bullet, the quality and precision of the rifle barrel, the care taken in bedding the barrel and inletting the stock, and the care with which the loads are assembled and matched to the rifle. Favorite Answer. As illustrated in the chart, .338 Lapua Magnum rounds - on average - achieve a velocity of about 2930 feet per second (fps) while .338 Winchester Magnum rounds travel at a velocity of 2820 fps. is a useful cartridge that remains my favorite short magnum. The .325 can in some instances deliver hydrostatic shock (keep projectiles above 2600fps) out to greater ranges than factory .338 Winchester Magnum ammunition while factory loads for the .325 WSM are most definitely heavier than .300WSM offerings and at a subtle level, can generate more trauma than like weight .30 caliber bullets. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet we Ballistically the .325 WSM is nearly identical to the 8x68S. lbs., a 140 grain bullet at a MV of 3125 fps and ME of 3035 ft. lbs. Mag. I think I will add one to the safe someday. They have not achieved any lasting commercial success and WSSM rifles have already been discontinued. A 338 Win would be fine also. I know the 338 has alot more bullets to pick from for reloading, but I've heard the 325 is a slightly better cartridge, having the trajectory of a 300 WM and the hitting power of the 338. It was a cartridge decades ahead of its time when it was introduced. ExAgoradzo Member. and superior to the .325 WSM. This can lead to feeding failures and over-ride jams. .300 Winchester Magnum vs. Hornady .300 PRC Although I love it, in pure technical terms I’m forced to admit the .300 Win. The following ammunition cartridge ballistics information and chart can be used to approximately compare .338 Lapua Magnum vs .338 Winchester Magnum ammo rounds. The WSSM's are really best suited for use in single shot rifles, just like the bench rest cartridges that inspired them and they have been a sales flop. The discontinued Remington factory load drove a 250 grain bullet at a MV of 2419 fps with ME of 3220 ft. lbs. Any .300 Magnum is most appropriate when the emphasis in on hunting the larger species of big game. 33 Nosler. I haven't had a chance to hold one yet, so maybe I'd like it as much. I took rough measurements of both the 300 Win Mag and the 30 Nosler with the very popular 215 Berger hybrid. 35 Caliber.358” Diameter. IMR 4350 seems to be an efficient powder for this cartridge. lbs., well beyond the performance of the standard short action .260 Remington. (3221 ft. The 7mm WSM and 7mm Rem. Mag. With 250 grain bullets, the Win Mag is pushing 2650, while the Lapua is just short of 3000 fps. in an 8 pound rifle, depending on bullet weight. Factory loaded ammunition for the 6.5 and .350 Magnums was (temporarily) discontinued during the 1990's. The following ammunition cartridge ballistics information and chart can be used to approximately compare .338 Lapua Magnum vs .338 Winchester Magnum ammo rounds. Our website lists special deals on 9mm Ammo, 10mm Ammo, 45-70 Ammo, 6.5 Creedmoor ammo, 300 Blackout Ammo, 10mm Ammo, 5.56 Ammo, Underwood Ammo, Buffalo Bore Ammo and more special deals on bulk ammo. 325 Winchester Short Magnum (WSM) Load Data; 8mm Remington Magnum Load Data; 338 Federal Load Data; 338-06 A-Square Load Data; 338 Winchester Magnum Load Data; ... 338 Fed. The WSSM cartridges have caused major problems for rifle designers attempting to work with these very short, very fat cases, because they are an inherently poor design for use in the box magazines of almost all modern repeating rifles.

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