300 win vs 338 win

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...

Today on Alaskan Ballistics we are comparing the .338 Winchester Magnum to the .300 Winchester Magnum using HOrnady Superformance Factory SST'sSupport Alaska...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.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.Wheel of Fortune is one of the most popular game shows on television, and it’s easy to see why. The game is simple, the prizes are big, and the competition is fierce. But if you wa...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 ... 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%. The .300 Winchester Magnum lies on the other side of the velocity spectrum, being a bit faster than the .30-06 Springfield. It was released in 1963, as the fourth in a series of belted magnum cartridges based on the Holland & Holland case, shortened to fit in a long-action receiver. While the .458 Winchester Magnum handled thick-skinned game ...The .300 Winchester Magnum cartridge has a muzzle energy of 3893 foot-pounds while .338 Lapua Magnum cartridges have 4768 foot-pounds of muzzle energy..300 Winchester Magnum vs. .338 Lapua Magnum Size Differences. There are some differences in dimensions between .300 Winchester Magnum and .338 Lapua Magnum cartridges.

Overall, when looking strictly from an angle of the .300 Win Mag vs .338 Lapua Magnum, there is not a huge difference in the long range trajectory of these factory loads. On average, the .300 Win Mag does have a flatter trajectory with a difference of .78†(300yds), 1.96†(400yds), 3.76†(500yds), 5.74†(600yds), and 8.54â ...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.Feb 16, 2018 ... Comments3 · 338 WBY RPM vs 338 Win Mag · 338 Lapua vs 300 Win Mag vs 338 Win Mag: What's Best For You? · 338 Winchester Magnum: Best Elk C...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.Energy. Furthermore, the muzzle energy of a .300 Weatherby Magnum round averages out to 4070 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.The .338-inch bore diameter offers a similar bullet selection to that of the .35s, with weights of hunting bullets running from 160 grains up to 300 grains. Muzzle velocities are very similar to that of the .35 Whelen, and run a couple of hundred fps behind the .338 Winchester Magnum. Comparing the two, you’ll find that the Springfield case ...Here’s how each 300 PRC load compares individually to the comparable 338 Lapua Magnum load in terms of muzzle energy, retained energy at 500 yards, and bullet drop at 500 yards: Barnes: the 338 Lapua has 11.3% more muzzle energy, 11.9% more kinetic energy at 500 yards, and 8.5″ (21.9%) more bullet drop at 500 yards.

Size. The .338 Lapua is a larger bullet all around than the .300 Win Mag. It is quite a bit longer, and has a rim diameter of .588” compared to the .300 Win Mag’s .532” rim diameter. This gives it a significantly higher case capacity. The maximum pressure of the .338 Lapua is 65,000psi, while the .300 Win Mag’s is 64,000psi.The 338 Winchester Magnum is an accurate round, and many 225 grain bullets are launched at 2,800 feet per second and still deliver over one ton of energy at 500 yards. This rifle/cartridge combo is …LONDON, March 17, 2021 /PRNewswire/ -- Cloudbet, the pioneering crypto sportsbook, is offering basketball fans a chance to win bitcoin through a b... LONDON, March 17, 2021 /PRNews... The .338 Lapua has a trajectory that would make any 6.5 Creedmoor or 300 Win Mag shooter green with envy and has the terminal ballistics to make every hunter cry tears of joy. The .338 Lapua Mag is a powerhouse of a round and will be competing with the 50 BMG for years to come.

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The 7mm Rem Mag fires a 0.284” diameter bullet while the 300 Win Mag fires a 0.308” bullet diameter. The 300 Win Mag is typically loaded with bullet weights between 150-230 grains with the 150 gr, 165 gr, 180 gr, 200 gr, and 220 gr bullets being the most popular in factory ammo. In contrast, the 7mm RM can fire bullets between 139 and 175 ...Ask most Alaskans about their favorite and the “.338 Win Mag” is the answer you get, next to .30-06 and .300 Win. Mag. Send a 200- to 250-grain A-Frame, AccuBond or Nosler Partition from this round and you’ve got powerful moose medicine. ... .300 Winchester Magnum A strong following for this round in Alaska. It’s flat shooting and …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 …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 ...

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.So my viewpoint is pretty much one-sided. Having said that, I really doubt that a 20" .338 RCM can produce higher velocities than a .338 Win Mag in a 24" barrel, if the loads match up. I do think a .338 RCM provides "enough" performance to work very nicely at any hunting venture in North America.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. 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...The 7mm Rem Mag fires a 0.284” diameter bullet while the 300 Win Mag fires a 0.308” bullet diameter. The 300 Win Mag is typically loaded with bullet weights between 150-230 grains with the 150 gr, 165 gr, 180 gr, 200 gr, and 220 gr bullets being the most popular in factory ammo. In contrast, the 7mm RM can fire bullets between 139 and 175 ...The difference between 338 Lapua and 300 Win Mag is that the 338 Lapua fires a 0.338” diameter bullet and was developed for military snipers while the 300 Win Mag is a sporting cartridge that fires a 0.308” caliber bullet. Both cartridges are excellent for long range shooting. The 338 Lapua Magnum and the 300 Winchester Magnum were ... 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. The diameter of a .338 Lapua Magnum cartridge is 0.338 inches (8.5852 millimeters). The .308 Winchester cartridge has a smaller diameter than the .338 Lapua 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 .308 Winchester cartridge is 51mm millimeters.

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.

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 ... .338 Lapua vs .308 Win: Performance and Ballistics. When it comes to performance and ballistics, the .338 Lapua and .308 Winchester are designed for different realms of shooting..338 Lapua Performance and Ballistics. When it comes to performance, the .338 Lapua is a behemoth. Firing a heavier bullet, usually in the 250 to 300-grain range, at ...In today's video, we will be comparing the performance of the 300 Win Mag to the 338 Lapua Magnum on mild steel. Testing was setup at 50 yards using A529 gr ...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. The .338-inch bore diameter offers a similar bullet selection to that of the .35s, with weights of hunting bullets running from 160 grains up to 300 grains. Muzzle velocities are very similar to that of the .35 Whelen, and run a couple of hundred fps behind the .338 Winchester Magnum. Comparing the two, you’ll find that the Springfield case ...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.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.It was released in 2006 as a result of a joint collaboration of Federal and Sako. It has the same .473-inch diameter case head as the .308 Winchester and shares the same 20-degreee shoulder. Like its parent, the .338 Federal has a case length of 2.015 inches, but the .338 Federal has an overall length 0.01 longer than the .308, at 2.820 inches ...The 338 Lapua has a muzzle velocity of 2800 feet per second, while the 300 win mag is slightly faster at 2950. The 338 Lapua’s cartridge length is almost twice as long as 300 and can hold more powder, giving it an advantage in velocities. Additionally, the .338 has a greater range and power than the 300 because it has more striking force ...

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The 7mm Rem Mag fires a 0.284” diameter bullet while the 300 Win Mag fires a 0.308” bullet diameter. The 300 Win Mag is typically loaded with bullet weights between 150-230 grains with the 150 gr, 165 gr, 180 gr, 200 gr, and 220 gr bullets being the most popular in factory ammo. In contrast, the 7mm RM can fire bullets between 139 and 175 ...How does the 338 Winchester Magnum compare to other 33-calibers plus 300 Win. Mag? Subscribe to my channel: http://bit.ly/RonSpomerOutdoorsSubscribeLink to b...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.Like the other magnums in Winchester’s catalog— the 264 Win Mag, 338 Win Mag and 458 Win Mag were all introduced in 1958 — it was based on the immortal 375 H&H Magnum and employed the same raised belt for headspacing. ... What is the difference between a 300 PRC and a 300 Win Mag bullet? Both cartridges shoot .308 …By Nahid July 15, 2023. 28 nosler has less recoil than the 300 win mag, making it a more manageable option for shooters. The 28 nosler offers a lower felt recoil due to its efficient design and lower powder charge, while still delivering excellent long-range performance and accuracy. On the other hand, the 300 win mag has a bit more recoil but ...Are you a fan of Wheel of Fortune? If so, you know that winning big on the show can be an exciting and rewarding experience. But how do you increase your chances of winning? Here a...As a plains-game rifle in Africa, the .338 Win. Mag. has a good reputation, but it lags behind the .375 H&H Magnum. Though it has plenty of power, far more than is necessary, there are quite a few ...So my viewpoint is pretty much one-sided. Having said that, I really doubt that a 20" .338 RCM can produce higher velocities than a .338 Win Mag in a 24" barrel, if the loads match up. I do think a .338 RCM provides "enough" performance to work very nicely at any hunting venture in North America.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.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. ….

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...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 ...Jun 29, 2021 · It was released in 2006 as a result of a joint collaboration of Federal and Sako. It has the same .473-inch diameter case head as the .308 Winchester and shares the same 20-degreee shoulder. Like its parent, the .338 Federal has a case length of 2.015 inches, but the .338 Federal has an overall length 0.01 longer than the .308, at 2.820 inches ... 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. 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 ... 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 ... Go with the .338, and you can leverage 250 grain or 300 grain rounds for bear if you ever get the urge. An 8 pound .338 though, you're a better man than me. I love my Ruger M77 .338 with a 24 inch barrel and Leupy 2x-8x on top, runs about 9.5 pounds. i'm happy to not go any lighter than that. Oct 30, 2018. #5.The difference between 338 Lapua and 300 Win Mag is that the 338 Lapua fires a 0.338” diameter bullet and was developed for military snipers while the 300 Win Mag is a sporting cartridge that fires a 0.308” caliber bullet. Both cartridges are excellent for long range shooting. The 338 Lapua Magnum and the 300 Winchester Magnum were ...Your complete set of resources on Win-Loss Reviews from the HubSpot Sales Blog. Trusted by business builders worldwide, the HubSpot Blogs are your number-one source for education a...When we look at the cartridge specs for the .300 Win Mag vs .338 Lapua Magnum we see some immediate differences that will likely lead to differences in how … 300 win vs 338 win, The 338 Winchester Magnum is an accurate round, and many 225 grain bullets are launched at 2,800 feet per second and still deliver over one ton of energy at 500 yards. This rifle/cartridge combo is …, Due to its longer case length and the difference in placement of the shoulder, the .300 Win Mag does have a slightly greater case capacity than the .338 Win Mag. On the other hand, the .338 Lapua is significantly longer than both Winchester Magnum cartridges. The Lapua cartridge also uses a larger, .588″ rim diameter., 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 ..., Wheel of Fortune is one of the most popular game shows on television, and it’s easy to see why. The game is simple, the prizes are big, and the competition is fierce. But if you wa..., Matthew Yunk18/05/2023. .300 Win Mag ammo, .338 Win Mag ammo and .338 Lapua ammo share similar applications and are recognized as heavy hitters for big game. However, they also have some important differences when it comes down to range, recoil and other aspects., 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 ..., 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., , 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..., 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., 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 …, 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., Australia, Victoria. Nov 3, 2021. #5. My 25" barrel 338-06 runs numbers like these: 200/210g @ 2750fps. 225g @ 2700fps. 250g @ 2600fps. As Feenix said, you would have to open the bolt face for the 338WM to work. I have 3 of them too, they run about 250fps faster with a 26" barrel., The 338 Lapua has a muzzle velocity of 2800 feet per second, while the 300 win mag is slightly faster at 2950. The 338 Lapua’s cartridge length is almost twice as long as 300 and can hold more powder, giving it an advantage in velocities. Additionally, the .338 has a greater range and power than the 300 because it has more striking force ... , In today's video, we will be comparing the performance of the 300 Win Mag to the 338 Lapua Magnum on mild steel. Testing was setup at 50 yards using A529 gr 55 mild steel …, 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. , The highest .338 LM round is at 3,000ft.lb while the lowest energy .338LM round at this range is at 3,000ft.lb. The .308 rounds are much more tightly clustered with a range between 1,023 and 1,346ft.lb. These numbers are going to be critical when we reach the 308 vs 338 Lapua Magnum application section., Matthew Yunk18/05/2023. .300 Win Mag ammo, .338 Win Mag ammo and .338 Lapua ammo share similar applications and are recognized as heavy hitters for big game. However, they also have some important …, 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%. , Jul 14, 2011 · 170. Jul 28, 2011. #1. After looking through Hornady's website, the 300 win mag with a 180 grain bullet comes out of the tube at 3100 fps with Hornady's Superformance Ammo, with it, comes 3900 ft lbs of energy. The 338 win mag, with a 225 grain bullet has a muzzle velocity of 2850 and 4200 ft lbs with the Superformance ammo. , Like the .300 Win. Mag., the .338 Win. Mag. cartridges fits standard-length rifle actions, making this an affordable, heavy bullet option. How heavy? Thanks to their .338-inch diameter, .338 bullets can weigh as much as 250-grains and still shoot about as flat as a 180-grain 300 Win. Mag., 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., 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 more, 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 ..., Feb 17, 2017 · 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. , 300 Win Mag vs 308 Ammunition - learn about the history and understand the differences in ballistics and performance of these two long-range rifle cartridges! ... quickly jumped on this glaring hole in the Winchester line and developed the 30-338 Winchester. Norma Precision also took the opportunity to get in on the action and developed the 308 ..., The .338 Winchester Magnum has 10% greater bullet diameter over the .30 caliber resulting in a 27% increase in frontal area and can be loaded with heavier bullets. Many hunters expect the .338 caliber to be a fast killer or overkill on light game and ideal for game the size of Red deer or Caribou through to Moose., Winchester introduced the .458 Win. Mag. in 1956, following with the .264 and .338 Win. Mags. in 1958. These cartridges used .300 H&H/.375 H&H case shortened to about 2.5 inches in order to fit into a .30-06-length action. ... but I have to admit that with modern propellants the velocity gap between the .300 Wby. and the .300 Win. is …, 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 ..., The 7mm Rem Mag fires a 0.284” diameter bullet while the 300 Win Mag fires a 0.308” bullet diameter. The 300 Win Mag is typically loaded with bullet weights between 150-230 grains with the 150 gr, 165 gr, 180 gr, 200 gr, and 220 gr bullets being the most popular in factory ammo. In contrast, the 7mm RM can fire bullets between 139 and 175 ..., The .338 Lapua has a trajectory that would make any 6.5 Creedmoor or 300 Win Mag shooter green with envy and has the terminal ballistics to make every hunter cry tears of joy. The .338 Lapua Mag is a powerhouse of a round and will be competing with the 50 BMG for years to come. , 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., 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.