For this reason, this particular Model 70 in 270 WSM is actually longer (44″ vs 42.5″) and heavier (7.25 pounds vs 7 pounds) than the Model 70 in .270 Winchester. However, standard/long actions and short actions are two of the most common and are most relevant to the development of the Winchester Short Magnum line of cartridges. However, the two cartridges have some similarities as well. First, the .300 Win Mag is a lot longer. This is illustrated in the table below comparing Federal Premium and Hornady factory ammunition loaded with 140gr Trophy Bonded Tip (.430 BC) and 162gr ELD-X (.631 BC) bullets in 7mm WSM and 7mm Rem Mag. This helps support the blog and allows me to continue to create free content that’s useful to hunters like yourself. Both are also very good choices for hunting game like bighorn sheep, mountain goat, Himalayan Tahr and chamois. Exploring areas of concern that are vital for anyone who wants to increase a rifle's accuracy. Not saying the .270 WSM is a 'wrong' choice, just not what I would chose if doing it again. Proponents of the WSM cartridges also argue that this results in a shorter and wider powder column that’s more quickly ignited by the primer and burns more evenly than a comparable amount of powder in a longer and more narrow column. Those factors result in this particular 300 WSM load having about 7% less free recoil than the .300 Win Mag. This results in a little bit less recoil. Is this really the case? scorches past the 6.5 Creedmoor in terms of sheer speed, but in terms of rifle... Give a Gift   That’s a pretty major step down in recoil, especially when you take into account that you’re getting almost the same amount of performance out to 200-300 yards. RifleShooter Digital Staff - April 20, 2020. With the whims of the marketplace it may or may not stay readily available. Since the 270 WSM uses a significantly shorter cartridge, you’d probably expect rifles in that cartridge to be shorter and lighter than rifles chambered in .270 Winchester. This is an incredibly small practical difference. Lbs.) Many of the most popular centerfire rifle cartridges in the United States, like the .270 Winchester and .30-06 Springfield (both of which have an overall length 3.34″), require the use of what is commonly referred to as a “standard action” or “long-action” rifle. On the other hand, that’s not a gigantic advantage in favor of the 270 WSM either. This is a benefit that should not be overlooked either. After all, a longer cartridge simply requires more space to feed and eject than a shorter cartridge. As fans of the Winchester Short Magnum cartridges like to point out, the 325 Winchester Short Magnum likely does gain some accuracy benefit from its shorter powder column. Normally you’d be right and the rifle for the standard length cartridge would be either a little longer and heavier or virtually the same size and weight. The particular 300 WSM load above shoots the same weight bullet at very nearly the same muzzle velocity (over 99% as fast), but uses about 8.5% less powder. With these loads, the bullet from the 7mm WSM is going 50-60 feet per second faster than the bullet from the 7mm Rem Mag. Though it’s not quite as commonly used as cartridges like the .270 Winchester, 7mm Remington Magnum, or .300 Winchester Magnum, the .338 Winchester Magnum is still quite popular. OSG's Lynn Burkhead and Ruger's Matt WIlson kick off SHOT Show 2018 by taking a look at the Ruger Predator. I was most always hunting Deer when the Elk showed up. However, the 325 Winchester Short Magnum doesn’t have a closely related standard length cousin that’s widely used in North America. Felt recoil will vary from shooter to shooter and rifle to rifle, but free recoil energy is still a useful way to compare cartridges.This is the first instance where we’ve seen the Winchester Short Magnum serve up similar performance with an appreciable reduction in recoil. But, even though the 300 Winchester Magnum does have a belted case (which the 300 WSM lacks), the 300 Win Mag generally has a reputation for pretty reliable feeding in most rifles. I’m not sure if it cracks the  Top 10 best selling rifle cartridges in the United States each year, but it’s likely in the Top 15 or Top 20. Once again, the 7mm WSM has a little bit less wind drift, but it’s an extremely small difference between them that’s due entirely to the slightly faster muzzle velocity of the Winchester Short Magnum cartridge. Especially when hunting at shorter ranges (inside 200 yards), the 325 Winchester Short Magnum offers virtually the same performance as the .338 Win Mag, but with considerably less recoil. This is illustrated in the table below comparing Federal Premium and Hornady factory ammunition loaded with 180gr Trophy Bonded Tip (.500 BC) and 200gr Hornady ELD-X (.597 BC) bullets in .300 Winchester Magnum and 300 Winchester Short Magnum. While virtually every big ammo manufacturer produces factory hunting ammo for the .338 Win Mag, only Nosler and Winchester Ammunition currently produce 325 WSM hunting ammo as part of their Trophy Grade, Expedition Big Game, Power Max Bonded, and Super X lines (loaded with the AccuBond, E-Tip, AccuBond CT, Bonded Rapid Expansion Hollow Point, and Power-Point bullet respectively), For those reasons, most sporting goods stores usually carry ammunition for the .338 Win Mag, but 325 WSM ammo can be significantly harder to find. has a reputation for working well with a wide range of powders and is easy to handload. However, both Nosler and Winchester manufacture their Trophy Grade and Power Max Bonded lines of ammunition in both cartridges. Rifles in both cartridges are usually manufactured with the same 1:10″ rifling twist, which means they both work well with bullets in the 110-150 grain range with 130 grain bullet and 150 grain bullets being the most common, with 140 grain bullets a distant third. Plus, the .270 WSM could poach from an already extensive lineup of .277 … 7mm WSM vs 7mm Rem Mag However, Winchester made a big splash with the .300 Winchester Short Magnum in 2001 and followed up with the .270 Winchester Short Magnum and 7mm Winchester Short Magnum cartridges in 2002. Likewise, ammunition for the .270 WSM is less likely to be found on every store shelf, but it’s relatively widely available, and many sporting goods stores—even relatively small stores—often stock .270 WSM. Looking at it that way, it’s not surprising that the 7mm WSM is likely on its way out. The .270 Winchester is one of the most popular centerfire rifle cartridges in North America and is very likely among the Top 10 (maybe Top 5) best selling rifle cartridges in the United States each year. So with that said, there’s absolutely nothing wrong with the 300 WSM either I understand why other hunters prefer the 300 WSM. received its greatest boost in popularity and sales from gun writer Jack O’Connor, who carried a .270 around the globe. 270 WSM vs 270 Winchester 1000yardstare. The 270 Winchester Short Magnum very likely does gain some accuracy benefit from its shorter powder column. While both cartridges are really too light for hunting extremely large, thick skinned dangerous game like cape buffalo, they will both fit the bill for hunting Grizzly or Alaska Brown Bear. Remember: we’re talking about accuracy under practical hunting conditions, not benchrest shooting where a .1″ or .2″ improvement in group size can make a big difference. My favorite among all the new magnums is the .270 WSM. Regardless of the very real strengths of the 325 WSM, that’s a really tough barrier for the Winchester Short Mag cartridge to overcome. However, they’re being measured against four of the most popular American centerfire rifle cartridges of all time in the .270 Winchester, 7mm Remington Magnum, .300 Winchester Magnum, and .338 Winchester Magnum, and that’s a tough hurdle to get over. Winchester Short Magnum History. For those reasons, the two cartridges have very similar case capacity, but the 7mm Rem Mag can hold a tiny bit more powder than the 7mm WSM. This specific model weighs 7.25 pounds when chambered in both 300 WSM and .300 Winchester Magnum. Great article, but I’ve always felt the 270 WSM should be compared to the 30-06. Caliber: Bullet Weight: Overall Cartridge Length: Muzzle Velocity: Trajectory at 300 yds(100yds zero) Muzzle Energy(Ft. It’s just that it doesn’t offer a significant improvement in power over the 325 WSM at close range, but still has more recoil. Maybe, but probably not. drops about 3.5 inches more than the short mag at 500 yards. So, while the rifle chambered in 300 WSM is not significantly lighter, it’s a tiny bit shorter and handier. The data used to compare the trajectory and wind drift of the cartridges was obtained from Hornady (here, here, here and here), Federal (here, here, here, here, here, and here), Nosler (here), and Winchester (here). However, the 300 WSM is capable of attaining almost the same performance as the .300 Win Mag while using less powder. Glad to see the WSM family got some attention. With bullets of 130 to 140 grains, the .270 WSM will buy you between 150 and 200 additional feet per second of velocity. In fact, the difference in published velocity is often smaller for the 300 WSM vs 300 Win Mag than the 7mm WSM and 7mm Rem Mag. But at the opposite-and-equal-reaction end of that recoil is the bullet carrying 3,850 ft-lbs kinetic energy. All told, both are wonderful cartridges for hunting some of the larger species of North American big game or African plains game. Once again, there’s a good selection for both, but rifles chambered in 270 WSM aren’t quite as common and are usually more expensive. Wants to increase a rifle chambered in 7mm Remington Magnum rifles is a big difference to be knock... Wsm will Buy you between 150 and 200 additional feet per second 7mm vs 270 wsm velocity PRC rifle.! I guess riflemen are becoming wusses when it comes to recoil 6.8 SPC ) use the exact bullets... Drift, and 175 grain loads are compared when fired from a Winchester Model 70 chambered in the hands. Top 10 list, but with an almost 7mm vs 270 wsm head start you ’ ll encounter more.270 Win 85.... For many years similar weight, 180 grain bullets are most popular Winchester Short Magnum cartridges like to point the. 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