300 win vs 338 win

The .300 will shoot quite a bit flatter than the .338. When you compare load data and factory ammo for both you see that they are actually about the same as far as kinetic energy goes, despite the .338s larger bullet. The .300 win mag case holds a bit more powder as the shoulder is pushed forward more.

The 338 Winchester magnum has better ballistics than the 7mm Rem Mag so it is better for long range shooting and hunting game such as moose or grizzly bear. However, the 7mm Rem Mag has less recoil, costs less, is easier to find in stores, and is better suited for hunting animals around the size of elk. With the short answer out of the way, we ...Are you looking for a chance to win a new home in Massachusetts? If so, you’re in luck. The state of Massachusetts is hosting an upcoming housing lottery that could be your ticket ...Live bidding auctions are a great way to get a good deal on items you need or want. Whether you’re looking for antiques, cars, or even real estate, live bidding auctions can be an ...You're looking at the difference between a 200g .300 bullet at about 2825 and a 250g .338 bullet at 2660. While the .338 is slower, it's pushing a LOT more bullet. (Energy difference is 3544/3927 fps, respectively) With a 200 yard zero, those two loads are hitting within an inch of each other at 300 yards.Here is the short answer: The 338 Winchester Magnum has better long range ballistics, making it a better choice for large, tough, game at longer ranges. The 30-06 Springfield is a more versatile cartridge, with a flatter trajectory and less recoil, making it suitable for a wider range of game and hunting situations.Spades Plus is a popular online card game that combines skill, strategy, and teamwork. Whether you’re new to the game or looking to improve your skills, this article will provide y...308W to 800 y Although a properly developed 308 load will still be supersonic at 1200 yards, it's pretty wimpy at that point. 300WM to 1300 y. 338LM to 1700 y. In effect the 300WM is about 1/2 way between the 308W and the 338LM. Also note: 338LM is about 1/2 way between 308 and 50BMG. 1 Reply.Jun 13, 2021 · To learn more about popular hunting calibers like the 300 Winchester Magnum, 338 Winchester Magnum, and .338 Lapua Magnum, visit: https://huntingguns101.com/...

Mar 27, 2023 · The 300 Win Mag is a round that is more versatile, is more common, and has less recoil than the 338 RUM. However, the 338 RUM has far more energy at close ranging making it better suited for taking large and/or dangourus game at ranges within 500 yards. Now that we have looked at the short answer, we can look in-depth at each cartridge, their ... Candy Crush and Friends is one of the most popular mobile games out there. It’s a great way to pass the time and have some fun while you’re at it. But if you want to really excel a...Fortnite is one of the most popular video games in the world, and it’s no surprise that many players are looking for tips and tricks to help them win. Whether you’re a beginner or ...The 300 Win mag has a slightly longer case body (2.196) compaired. to the 30/338 (2.085) giving it a slight case capicity advantage. The 30/338 does have a longer neck than the 300 Win mag and is preferred. by most long range shooters. They are very accurate but so is the 300 Win mag so that makes the Win Mag.300 Win Mag vs 338 Lapua Comparison Ballistic Co-efficient. Both rounds offer an excellent ballistic coefficient, particularly when shooting heavier bullets to resist wind drift at long range. The 338 Lapua Magnum will always have a higher one due to the increased velocity coupled with a slightly larger diameter bullet that is heavier.

The Right Cartridge for Grizzly Bears. When most people think of grizzly cartridges, something on the order of a .338 Win. Mag. is what usually comes to mind. The .375 H&H also ranks up there, or used to at any rate. I’ve killed a couple of bears with the .375 H&H and I’d certainly put it at the top of my list, though for reasons as much ...Any of the calibers listed above would work fine but the 7mm would generally have a little less recoil. As mentioned earlier, it would be hard to discount the .270 or the 30-06 either. For my first rifle I think I would stay away from the .338 and possibly the .300 just for …The 1960 Winchester catalog lists two .338 Win. Mag. loads: a 200-grain Power-Point at 3,000 fps and a 250-grain Silvertip at 2,700 fps. Both produced just over 4,000 ft-lbs of muzzle energy. Advertisement. That placed the new Magnum directly between the .375 H&H and the .300 Weatherby. Those numbers have come down a …Here is my pick for a .300 Win mag: - Remington® Model 700™ Long-Range Bolt-Action Rifles : Cabela's. I know that the .300 WM has a lighter bullet and the .338 WM has a more of a flat-shooting gun at long ranges. I mostly deer hunt but I am going to start elk hunting and bigger game hunting.

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Mar 27, 2023 · The 300 Win Mag is a round that is more versatile, is more common, and has less recoil than the 338 RUM. However, the 338 RUM has far more energy at close ranging making it better suited for taking large and/or dangourus game at ranges within 500 yards. Now that we have looked at the short answer, we can look in-depth at each cartridge, their ... If that doesn’t impress you, look at it this way. Load 210-grain bullets in a .338 Winchester Magnum and a .338 Federal. Zero both for their Maximum Point Blank Ranges (MBPR). At 300 yards the Federal will drop just 1.5 inches more than the Winchester Magnum. And it’ll slap your shoulder with 12 ft/lbs less recoil.The .300 Winchester Magnum cartridge is faster than the .338 Federal cartridge by 772 feet per second. Muzzle energy is the kinetic energy of a bullet as at the moment it escapes the barrel of a gun. It is measured in foot-pounds and is used to determine the destructive potential of a bullet. The .300 Winchester Magnum cartridge has a muzzle ...Energy. Furthermore, the muzzle energy of a .300 WSM Winchester Short Magnum round averages out to 3580 ft-lb, while a .338 Winchester Magnum round averages out to about 3920 ft-lb. One way to think about this is as such: a foot-pound is a unit of energy equal to the amount of energy required to raise a weight of one pound a distance of one foot.I'd pick the 300wm, I find 30cal bullets far easier and a bit cheaper than 338. A 200 Grn Nosler partition at 2900 fps will knock down anything on this continent easy. Same with the 180ttsx at 3050 fps. Load the 300 down to 308 velocities for plinking or up full power for whatever. __________________.The 300 Win Mag is a round that is more versatile, is more common, and has less recoil than the 338 RUM. However, the 338 RUM has far more energy at close ranging making it better suited for taking large and/or dangourus game at ranges within 500 yards. Now that we have looked at the short answer, we can look in-depth at each cartridge, their ...

Because of this bullet’s high B.C., it resists drag efficiently, deflecting just 7 inches in a 10 mph crosswind at 300 yards. That’s a smidgeon better than the .308’s 180-grain bullet can do. A 225-grain .338 Federal. Ron Spomer. Clearly, the .338 Federal is a strong contender as a black bear cartridge.The 300 Win mag has a slightly longer case body (2.196) compaired. to the 30/338 (2.085) giving it a slight case capicity advantage. The 30/338 does have a longer neck than the 300 Win mag and is preferred. by most long range shooters. They are very accurate but so is the 300 Win mag so that makes the Win Mag.Two extremely popular 30-caliber magnum cartridges are the 300 Win Mag and the 300 PRC (Precision Rifle Cartridge). The 300 PRC is a relatively new cartridge as it was released in 2018 while the 300 Win Mag was released in 1962. Both are capable of sub-MOA level accuracy at extreme long range and can take down elk and moose at well …The diameter of a .375 Ruger cartridge is 0.375 inches (9.525 millimeters). The .338 Winchester Magnum cartridge has a smaller diameter than the .375 Ruger cartridge by 0.037 inches. The overall length of a cartridge determines how deep a bullet will sit in a case. The length of a .338 Winchester Magnum cartridge is 63.50mm millimeters.Mar 29, 2010 · I find a 300 WM to have a pretty harsh, unpleasant recoil. Whereas the .338 is more like a big push. Mind you, my 338 is a sporter while my 300 is in a Sendero, so.. they are different rifles. But then, the Sendero is MUCH heavier rifle and the recoil is still noticeably faster and harsher. The CENTER will hold. The 338 Win Mag shoots heavier and larger diameter bullets that are generally more aerodynamic than the bullets the 300 Win Mag uses. The 300 Win Mag has less recoil and a slightly flatter trajectory at normal hunting ranges, but typical 338 Win Mag loads have 10-15% more muzzle energy and about … See moreThe 300 Win mag has a slightly longer case body (2.196) compaired. to the 30/338 (2.085) giving it a slight case capicity advantage. The 30/338 does have a longer neck than the 300 Win mag and is preferred. by most long range shooters. They are very accurate but so is the 300 Win mag so that makes the Win Mag.The difference is that the 300 win mag will do it with a 180 grn bullet, whereas the 338 lapua will do that with a 250 grain bullet. That weight makes a big difference in ME with the 300 win mag doing 3500 ft-lbs at the muzzle compared to the 338 lapua’s mighty 4832 ft-lbs. That’s approaching safari rounds.May 23, 2020 · The .338 WinMag remains effective for large game applications all the way out to the 1000 yard mark. At this distance, the .308 Win is out of the game and the .300 WinMag is still good for medium game. The .300 WinMag maxes out its effective range for medium game at 1150 yards. The .338 WinMag keeps its medium game effectiveness up until the ...

Fly-in hunt. I'll be hunting moose in area 20A. I am not comfortable shooting game over about 800yds at this time. I am trying to decide if I will carry a 338 Win Mag or a 300 Win Mag. My 338 shoots 225gr Cutting Edge D62s at 2848fps avg. I have an itch to buy a Browning Xbolt Hells Canyon speed in 300WM. I may need it no matter what rifle I take.

Nov 2, 2023 · In this article, we will compare 300 Win Mag vs 338 Lapua in terms of history, comparison, pros and cons, and use cases. History The .300 Winchester Magnum was introduced to the public in 1963 by Winchester Repeating Arms Company. 300 Win Mag vs 338 Lapua vs 338 Win Mag: Picking The Right Heavy Hitter In short, like the 7mm Rem Mag, the .300 Win Mag is an excellent cartridge that packs more performance than the .30-06 Springfield into a comparably sized package. The .308 Winchester uses .308″ bullets, the .338 Federal uses .338″ bullets, and the .358 Winchester uses .358″ bullets. Additionally, all three cartridges have basically the same maximum pressure. As a clarification, SAAMI uses two methods of measuring pressure: crusher and transducer. The .300 Winchester Magnum was introduced in 1963 by Winchester for use in the Model 70 rifle. Winchester developed the .300 Win Mag by taking the .338 Winchester Magnum, which was introduced in 1958, moving the shoulder forward by 4.0 millimetres (0.156 in) and lengthening it by 3.0 millimetres (0.120 in). This resulted in a cartridge with a ... The .300 Weatherby Magnum cartridge has a smaller diameter than the .338 Winchester Magnum cartridge by 0.03 inches. The overall length of a cartridge determines how deep a bullet will sit in a case. The length of a .300 Weatherby Magnum cartridge is 71.8mm millimeters. The length of a .338 Winchester Magnum cartridge is 63.50mm millimeters.Messages. 330. Location. Gods country. Jan 12, 2020. #1. I have 255 pieces of once fired 300 Win Mag brass (Federal) but don't have a 300 Win Mag. Would this just be running em through a full length sizer die to neck up to .338"? Or will it be Multiple stages? Would I have to turn/ream necks?Ranging from brand-new to over a century old, all ten of these cartridges are at the top of their class. From left: 6.5-284 Norma, 7mm Rem. Mag., 28 Nosler, .300 Win. Mag., .25-06 Rem., .280 Ackley Improved, .338 Win. Mag., .270 Win., .30-06 Springfield, 6.5 Creedmoor. The following is a list of cartridges that have earned the right to ...Yes it can, the 300 win mag and 338 edge use the same boltface dimensions. The only things that might need changing are the magazine feeding rails opened up slightly and you may need to have the magazine lengthened slightly to make the most of the bullets like the 300 SMK or 300 Berger. As for barrel, a 30" 1 in 10" twist is popular. Stu.

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Jan 31, 2016 · Any of the calibers listed above would work fine but the 7mm would generally have a little less recoil. As mentioned earlier, it would be hard to discount the .270 or the 30-06 either. For my first rifle I think I would stay away from the .338 and possibly the .300 just for recoil. There are many good arguments that can be made that .30-caliber rifles, no matter their intensity, are not as good for general hunting as a larger-bore rifle. The grand old master of firearms, Elmer Keith, thought that a rifle of .338 caliber would be far better than any .30 as an all-around rifle for most North American hunting. The grand old .318 …This gains back some of the volume lost in the 300 Win with the standard COL of 3.340". Stated "book" velocities and better, are easier to achieve in 24" barrels without excessive pressure signs by doing this. If you reload you can have the gunsmith throat your Mod 700 barrel to any COL length 300 Win (or the 30-338) that will fit into the ...The 338 Lapua can handle a whopping 114 gr of propellant while the 300 PRC can handle 77 gr loads of powder. One interesting difference is that the 300 PRC has a slightly longer overall length than the 338 (3.7” vs 3.681”). Though this is a minor difference, it shows the lengths that Hornady went to make the 300 PRC accept extremely long ...The .338 Lapua, with its larger cartridge and heavier bullet, typically has more substantial recoil compared to the .308 Winchester. 3. Knockdown Power & Stopping Power. The .338 Lapua, given its larger caliber and higher energy transfer, possesses superior knockdown and stopping power over the .308 Win. 4.When it comes to writing a proposal for a project, having a clear and concise document can make all the difference in winning over clients or investors. Before diving into the exam...The 338 Lapua Magnum uses a much larger 250-grain bullet. The increased weight and larger diameter makes the meaningful difference in muzzle energy (ME) with the 300 Winchester Magnum …Barclays awards $255,000 to innovative small businesses in its annual "Small Business Big Wins" competition, supporting growth and community impact. Barclays US Consumer Bank celeb... ….

The 250 gr Berger load for 338 Lapua leads the pack at 3005 fps while the slowest of the bunch was the 338 Win Mag at 2600 fps. The biggest difference between these three rounds is their muzzle velocity. The 300 Win Mag and 338 Win Mag are impressive in terms of kinetic energy, but the 338 Lapua is a massive step up when it comes to muzzle ...The .338 WinMag remains effective for large game applications all the way out to the 1000 yard mark. At this distance, the .308 Win is out of the game and the .300 WinMag is still good for medium game. The .300 WinMag maxes out its effective range for medium game at 1150 yards. The .338 WinMag keeps its medium game effectiveness up …The 338 Winchester magnum has better ballistics than the 7mm Rem Mag so it is better for long range shooting and hunting game such as moose or grizzly bear. However, the 7mm Rem Mag has less recoil, costs less, is easier to find in stores, and is better suited for hunting animals around the size of elk. With the short answer out of the …The 338 Lapua Magnum uses a much larger 250-grain bullet. The increased weight and larger diameter makes the meaningful difference in muzzle energy (ME) with the 300 Winchester Magnum generating 3,500 foot/lbs of energy at the muzzle, whereas the 338 Lapua generates an impressive 4,832 foot/lbs.Apr 25, 2023 · The 338 Lapua Magnum uses a much larger 250-grain bullet. The increased weight and larger diameter makes the meaningful difference in muzzle energy (ME) with the 300 Winchester Magnum generating 3,500 foot/lbs of energy at the muzzle, whereas the 338 Lapua generates an impressive 4,832 foot/lbs. One should also keep in mind cost, recoil, weight and rifle selection. An average 8.5-pound .300 Win. Mag rifle firing typical 190-grain ammo will produce 25.9 foot-pounds of recoil energy, and according to AmmoSeek, the least expensive ammo available online at the time of writing is about $1.30 per round. Compare this to an average 8 …Dec 27, 2009. #5. I was just thinking about thinning down some rifles. I dont see any reason to keep my 300 and 338 Win Mag's now. I dont have any plans to ever go after big bears anyway. So the .300 RUM should have me covered from Deer, to Elk, Black Bear and Moose with ease. E.Given these rounds, the 338 Lapua will have a free recoil of 36.5 ft-lbs compared to 82.7 ft-lbs for the 50 BMG. The 50 BMG has more than double the free recoil of 338 Lapua Mag. To put these massive recoil numbers in perspective, an average 308 Winchester load will have around 20 ft-lbs of free recoil.The .300 Winchester Magnum’s predecessor, the .338 Winchester Magnum, is an awesome cartridge that is more than capable of hunting or target shooting: the .300 Win Mag can be seen as an update to it that sizes down the bullet in order to get more velocity and to share a commonality of bullets with some of the most-produced cartridges in the ... 300 win vs 338 win, The 300 Win mag has a slightly longer case body (2.196) compaired. to the 30/338 (2.085) giving it a slight case capicity advantage. The 30/338 does have a longer neck than the 300 Win mag and is preferred. by most long range shooters. They are very accurate but so is the 300 Win mag so that makes the Win Mag., One should also keep in mind cost, recoil, weight and rifle selection. An average 8.5-pound .300 Win. Mag rifle firing typical 190-grain ammo will produce 25.9 foot-pounds of recoil energy, and according to AmmoSeek, the least expensive ammo available online at the time of writing is about $1.30 per round. Compare this to an average 8-pound ..., The XCR only weighs 7 5/8 pounds while my SenderoSFII in 300 RUM comes in at 8.5. w/o scope and shells. While I agree with faucettb, the 338 RUM is not for personas of small frame or low apin tolerance. The 338 Win. mag is a very goog cartridge and probably more in tune with what you want., Maximum .338 Win. Mag. and .338-06 loads are very similar in downrange performance. The .338 RCM reloads have 14 to 19 yards shorter MPBRs and about 150 to 300 ft.lbs. less downrange energy that the corresponding .338 Win. Mag. loads. Whether these are truly important differences is a matter of opinion., Welcome to our guide on how to win in Apex Legends. Whether you’re a beginner or a seasoned veteran, we have something here for you. In this article, we will cover everything from ..., Are you struggling with writing a proposal? Do you find yourself lost and unsure of where to start? Don’t worry, you’re not alone. Writing a winning proposal can be a challenging t..., The other piece of that equation is the .338 rifles tend to be heavier. If it were me, I’d go with a .30-06, barring that a .300 mag. If you really start to dig into this you'll be very supersized at how close the energy delivered in a .308 and a .300 Win Mag is at 300 yards. It's pretty amazing but simple physics., Furthermore, the muzzle energy of a .308 Winchester round averages out to 2620 ft-lb, while a .338 Winchester Magnum round averages out to about 3920 ft-lb. One way to think about this is as such: a foot-pound is a unit of energy equal to the amount of energy required to raise a weight of one pound a distance of one foot., In today's video, we will see how big of a difference there is between the 338 Lapua and 338 Winchester Magnum on steel. Testing was done at 50 yards using A..., Apr 3, 2016. #4. The .300 loaded with 200s at 3150fps is a much better long range cartridge compared to a .338 Win Mag loaded with a 200 at 3000fps. This data comes from Nosler's load data. A .30cal 200gr Hornady ELD-X has a BC of .626 while the 200gr SST .338 has a .455 BC., Aug 21, 2021 · originally called the 338 campfire. it was designed of the 375 Ruger case which is the parent of the 300 PRC. with better quality brass than the old 375 Ruger brass it will be a better option than the 338 RUM if you want to keep your OAL to fit in unmodified factory actions and still have an honest long range gun that wont break the bank. B. , , Accuracy. Accuracy is the ability of a firearm to hit a target consistently. The .338 Lapua is more accurate than the .308 Win at longer ranges due to its flatter trajectory and higher muzzle velocity. However, the .308 Win is still accurate at shorter ranges and is a popular choice for hunting and target shooting., Cant understand using a 338 WM and then downsizing to smaller bullets. If you need a 338 WM use 338 bullets (225's or 250's), if you want to use lighter bullets shoot a 30, at least thats how I see it, and I own all of the above mentioned caliber. Re: 300 WSM vs 338 Win Mag. magnumb # 2477062 10/04/08., It doesn’t matter what the distance is you’re shooting at; the .338 Lapau is going to end up hitting the target with more force than will the .300 PRC. Keep in mind that the .338 Lapau was designed as a sniper cartridge to bridge the gap between the .300 Win Mag and the .50 BMG, and this may help to explain why the .338 Lapau is nothing to ..., Even so, the difference between the 6.5 Creedmoor and .300 Win Mag is still pretty small in this regard. The Hornady ELD-X loads track each other almost exactly and the .300 Win Mag has a tiny advantage in each case. The .300 Win Mag Deer Season XP load drifts almost 3″ more than the 6.5 Creedmoor at 500 yards., The .300 Winchester Magnum’s predecessor, the .338 Winchester Magnum, is an awesome cartridge that is more than capable of hunting or target shooting: the .300 Win Mag can be seen as an update to it that sizes down the bullet in order to get more velocity and to share a commonality of bullets with some of the most-produced cartridges in the ..., The .300 Win Mag simply out muscles traditional military rifle cartridges while lagging not too far behind the big .338 Lapua. L to R: 7.62x54mmR, 6.5x55mm, .308 Win, .300 Win Mag, .338 Lapua Magnum. However, when Winchester finally introduced a .30 caliber magnum cartridge they didn’t simply neck their .338 Win Mag down., The 338 Lapua Magnum has a case length of 2.724” and overall length of 3.681” compared to 2.50” and 3.34”, respectively, for the 338 Win Mag. This difference in case length directly affects case capacity. The 338 Lapua is well-known for having a cavernous cartridge case., And, while the 9.3x62 has a case very similar to the .30-06 (and the .338-06 and .35 Whelen), the 9.3x62 does have the shoulder a little further forward and the diameter at the shoulder is also a little greater which gives the 9.3x62 a little more powder capacity than the .338-06 and the .35 Whelen., With a $700 million Powerball jackpot coming up on Wednesday, here are the most common winning numbers for the grand prize By clicking "TRY IT", I agree to receive newsletters and ..., The Cartridge Length of 338 Lapua is 3.681 in (93.5 mm) & bullet Bullet Diameter is .338 in (8.6 mm). On the other hand, the .308 Winchester cartridge length is 2.015 in (51.2 mm) & Bullet Diameter is .308 in (7.82 mm). This means that the .338 Lapua Magnum has more mass, which gives it more energy and penetration., Apr 25, 2023 · The 338 Lapua Magnum uses a much larger 250-grain bullet. The increased weight and larger diameter makes the meaningful difference in muzzle energy (ME) with the 300 Winchester Magnum generating 3,500 foot/lbs of energy at the muzzle, whereas the 338 Lapua generates an impressive 4,832 foot/lbs. , Jul 6, 2008 · The 300 Win mag has a slightly longer case body (2.196) compaired. to the 30/338 (2.085) giving it a slight case capicity advantage. The 30/338 does have a longer neck than the 300 Win mag and is preferred. by most long range shooters. They are very accurate but so is the 300 Win mag so that makes the Win Mag. , The 338 Winchester magnum has better ballistics than the 7mm Rem Mag so it is better for long range shooting and hunting game such as moose or grizzly bear. However, the 7mm Rem Mag has less recoil, costs less, is easier to find in stores, and is better suited for hunting animals around the size of elk. With the short answer out of the …, Barclays awards $255,000 to innovative small businesses in its annual "Small Business Big Wins" competition, supporting growth and community impact. Barclays US Consumer Bank celeb..., r/elkhunting. •. Feet_of_Frodo. .300 win mag vs .338 win mag? Hey everyone, I wanted to get some opinions about what caliber I should get for a dedicated elk gun. I've been …, 300 Win Mag vs 338 Lapua Comparison Ballistic Co-efficient. Both rounds offer an excellent ballistic coefficient, particularly when shooting heavier bullets to resist wind drift at long range. The 338 Lapua Magnum will always have a higher one due to the increased velocity coupled with a slightly larger diameter bullet that is heavier., It’s that easy. Now personally, I prefer the .338-06 just because I have more space to work with powder loads. But, for a very light kicking round, with a hard hitting bullet, this can’t be beat. Two-hundred grains out of this round will put a bear or moose on the ground efficiently. .300 Winchester Magnum., By comparison, 270 and 300 grain .375 H&H Mag. loads generate about 38.5 and 42 ft.lbs. of recoil (in a 10 pound rifle); estimated recoil of a typical 250 grain .338 Winchester Mag. load in a 9 pound rifle is 36.7 ft.lbs. Recoil of our subject cartridges and loads ranges from 13 percent to 25 percent less than the .338 Win. Mag. load just cited., In the shooting sports we call that reaction recoil or "kick." It can be measured or computed empirically and has been for this recoil table. Do not forget that rifle weight is a crucial factor in the recoil equation, inversely proportional to recoil. Increase the gun weight by, say, 25% and the recoil goes down by 25%., Even so, the difference between the 6.5 Creedmoor and .300 Win Mag is still pretty small in this regard. The Hornady ELD-X loads track each other almost exactly and the .300 Win Mag has a tiny advantage in each case. The .300 Win Mag Deer Season XP load drifts almost 3″ more than the 6.5 Creedmoor at 500 yards., The 300 WSM also has a steeper 35 degree shoulder angle compared to just 25 degrees for the 300 Win Mag. Those two factors contribute to a surprisingly robust case capacity for the 300 WSM (considering how short it is overall), but the .300 Win Mag still has about 12% more case capacity than the 300 WSM.