They chose to modify .30 Remington brass by putting a 45-degree extractor groove under the case head and cutting it to 0.99 inch length. From the .38 special, modifications began to be made by Phil Sharpe, Elmer Keith, and eventually the guys at Smith & Wesson. It looks rather boring but weâll need it to see the bigger picture later on: Unlike the .357 Magnum, the .357 SIGâs bullet diameter doesnât exactly measure three-hundred fifty-seven thousandths of an inch. Comparing ballistic performance, versatility, firearms and ammo availability and pricing, the .357 Magnum reigns supreme over the .357 SIG and many other handgun calibers on both the civilian and law enforcement market today. 357 Magnum vs. 357 SIG: These two calibers sound similar and while the performance can be about the same, they have very different uses. Engineered to match SIG V-Crown ballistics for a more seamless transition from practice to carry ammunition, SIG FMJ delivers round after round of affordable, premium-level performance. The Sig was designed to deliver the ballistics of the.357 Magnum out of an autoloading pistol. This is one of the reasons why .357 SIG factory ammo is more expensive compared to its weaker 9mm brethren, which brings us to everyoneâs favorite topic: Price. It has something for everyone, even those who hate revolvers. The FBIâs Firearms Testing Unit (FTU) found the recoil a little too much to handle especially for agents with smaller stature. What came from these modifications is the round that is still in use today, the .357 Mag.The .357 Mag was a handgun cartridge that provided unrivaled velocity and terminal ballistic performance at the time. 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. This platform works so well that the French Spec Ops of the 1970s outfitted some of their Manurhin service revolvers with a tripod and scope for use as a sub-100-yard sniper rifle replacement. The ammo is manufactured by Grizzly Cartridge Company and has an advertised velocity of 1,300 feet per second that will result in a muzzle energy of 750 foot-pounds of force. A .357 is a straight case, about 2" long. In my velocity testing using five different .357 Sig pistols, a Sig Sauer P229, P226, P320, Glock 32, and Glock 31, I’ve gotten pretty darn close with a number of loads … When all was said and done, in 1935, Smith & Wesson unveiled the Model 27 a.k.a. Better yet, get a lever-action rifle in that caliber. The only reason he had to ask was, for the longest time, he has been thinking of getting a revolver in .357 Magnum. But what it all boils down to is what youâre going to purchase a gun for. claiming that the .357 Sig can be even more powerful than the .357 Magnum (I have great respect for the guy and his works â very few people can do revolver customization the way he does â but his claim is a hard pill to swallow). They called this cartridge the .357 SIG â an homage to the revolver caliber whose ballistics it attempts to mimic. N-frame revolvers could safely chamber and shoot much more powerful .38 Special cartridges than the ones Remington manufactured. The .357 Mag’s origins begin in the early 1930’s where the police force was in desperate need of a better terminal performing handgun load. They down-loaded the cartridge to lower velocities but even in its crippled version, it still outperformed its competing calibers. So, the 357 SIG isn’t good for hunting, where the heavier bullet weights really shine. This platform showed promise, but a growing community of individuals passionate about the .38 Special knew that the .38 Special was capable of so much more. A jacketed hollow point … If you donât like revolvers but you want to shoot full-power 357 Magnum rounds, you can get a Coonan pistol. But he has yet to make up his mind on whether or not he should get one, because heâs already got a Glock 31. But thatâs it. The.357 Magnum is a rimmed cartridge suitable for use in revolvers but its design does not allow reliable feeding in a semi-automatic pistol. For anyone who had to skip the history section for some reason, the most important takeaway from it is that the .357 SIG was an attempt to duplicate the ballistic performance of one particular .357 Magnum load: Federalâs 125-grain jacketed hollow point fired out of a revolver with a four-inch barrel. But I digress. One benefit that draws shooters to 357 SIG ammo is that it packs a serious punch but has less recoil than 357 Magnum rounds … He eventually lost interest as he had his eyes set on the cartridge the Heavy Duty and Outdoorsman N-frame revolvers were originally chambered for, one that had even more potential as far as ballistic performance and would one day easily surpass his .38 Special hot load: the .44 Special. Underwood Ammo .357Mag 140gr. When Colt released a 1911-style pistol chambered in 1929 for what was then the most powerful handgun cartridge in the world â the .38 Super Automatic â Smith & Wesson decided to do something similar but took an entirely different approach. Not much is known about the .357 SIGâs early development except that it was a result of a collaboration between SIG Sauer and Federal. And itâs a well-deserved win for this old-timer too. U.S. Secret Service (USSS) and U.S. Coast Guard (USCG). The 10mm would then fade to near obsolescence. 357 Sig vs. 40 S&W. It was created specifically for the. It has an advertised velocity 1,050 and will produce a muzzle energy of 441 foot-pounds of force. By comparison, there are countless companies manufacturing revolvers (take a look at this other article I wrote if you want to know what options are available to you) and lever-action rifles chambered for the .357 Magnum. The 357 SIG cannot match the 357 Magnum with heavier bullet weights. Yes, I know the world of firearms has moved on. About Us | Write For Us | Advertise| Terms and Conditions | Privacy Policy | Disclaimer Policy And FTC Affiliate Disclosure |. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet weight, or jacketing type. From the chart above you can see that while the .357 Magnum offerings have higher muzzle energies compared to their .357 SIG counterparts, theyâre also a lot cheaper. Later that same year, Norma Precision started producing the 10mm. Small-frame revolvers can be easily concealed while medium frames can be a challenge. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. Technically, it was introduced to reproduce the terminal ballistics of a 125 grain.357 Magnum hollowpoint, but out of a semi-automatic pistol. Although the average .357 Magnum will always be better than your average load of .357 SIG. Underwood Ammo 357 Magnum 158 Grain Bonded Jacketed Hollow Point Muzzle Velocity – 1500 fps Muzzle Energy – 789 ft. lbs. In case you have never heard of the.357Sig, The Sig Sauer Firearms Company was asked back in 1994 by Federal to collaborate on a hot new cartridge that rivaled the venerable.357 Magnum in ballistics. Handguns for the .357 SIG are mainly for law enforcement and concealed carry in urban environments but can be called upon in a pinch if youâre out hunting and your main rifle fails and you really need something to defend yourself with against things like black bear (it has to be said though: I would only recommend the .357 SIG for that purpose if you donât have a more powerful handgun for backup). It centered around a cartridge that would outperform the .45 ACP using a 200-grain, .40-caliber bullet seated in a straight-walled rimless cartridge for use in a semi-automatic pistol with a nominal 5-inch barrel. The target velocity was at least 1,200 feet per second. The caliber is designed to replicate the performance of a 125 grain 357 Magnum load(hence the number in its name) when fired from a 4” revolver barrel, and also to be used in a semi-automatic handgun with a greater capacity than a revolver could offer. Between the .357 magnum and 9mm, unfortunately its more like comparing apples and oranges. Since 2001, we have provided the latest in gun rights news, tech reviews and product information. About the .357 Magnum The .357 Magnum was created in the 1930’s as a solution for law enforcement who needed a high-velocity round to penetrate barriers like car doors, which were used as cover by Prohibition-era criminals. I do not like .357 SIG to all. It was created specifically for the SIG P229 with the necked-down brass having more than enough strength to handle the pressure levels generated by duplicating the ballistics of Federalâs 125-grain .357 Magnum load. 01/26/2012 02:00 AM | by David LaPell. Currently, civilians still prefer it over any other handgun for home defense (mainly as a nightstand gun), as a truck gun, trail gun, tackle box gun, or as a backup gun when hunting dangerous game. Back in the early 90’s, someone at firearms giant SIG Sauer got a bug up their butt about the .357 Magnum. Gone are the days when magnum revolvers reigned as the supreme everyday carry handgun for civilians, law enforcers and medium game hunters, when high-capacity magazine-fed semi-autos were just a figment of some random gun nutâs imagination. Multi-caliber .357 Magnum revolvers have been seeing a resurgence in the past couple of years, i.e. This makes the .357 Magnum more affordable, more accessible, and consequently more versatile than the .357 SIG as a shooting platform. Does it? Its like saying my gun is bigger than yours. The cartridge case had to be lengthened a little so it wouldnât chamber in any .38 Special revolver. Please email us if you have questions about any of our product listings. Multi-caliber .357 Magnum revolvers have been seeing a resurgence in the past couple of years, i.e. Do no longer attempt to imitate some thing contained herein.The nice way to maintain up to date is to join m. Best Ammo For 357 Mag 2 Inch Barrel Is 357 Magnum … Thereâs. 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, .357 Magnum vs .357 SIG Ammo Comparison - Ballistics Info & Chart. The 10mm Auto, itself the magnum-level mother cartridge of both the.40 S&W and the.357 SIG, can push a slightly heavier 135-grain bullet at a whopping 1,600 feet per second out of a 4.5-inch barrel, but its case diameter measurements are about the same as the other two’s, so as far as ammo capacity, typical 10mm 1911 single-stack mags can also hold 8 to 9 rounds. But this is the Colt Python, a legendary revolver that has been dead for a long time. Some people like to factor in ammo capacity when trying to ascertain the destructive capabilities of a particular firearm. It Is just revolver vs. semi-automatic. The performance of most common charges .357 SIG are tied with the brightest .357 Magnum. The .357 Sig is actually a 9mm (bullet diameter being .355 rather than the .356 or .357 of the .357 Magnum). But this doesnât automatically mean any bullet intended for 9mm brass can be used for .357 SIG when reloading. Two of them, Phil Sharpe and, Keithâs efforts proved that the .38-44 Heavy Duty and. Meanwhile, Phil Sharpe continued with his own hot loads development. 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. 357 Magnum Ammo; 357 SIG Ammo; 38 Special Ammo; 380 ACP Ammo; forty S&W Ammo;. 357 magnum is a classic revolver round, while the other is a modern semiautomatic cartridge. This platform works so well that the French Spec Ops of the 1970s outfitted some of their Manurhin service revolvers with a tripod and scope for use, Yes, you read that right. What is the Difference Between .357 SIG and Magnum? This first batch was called the 10mm Bren. And donât even get me started on. These numbers produce a muzzle energy of around 583 foot-pounds of force. No. SIG partnered up with another big name in the firearms world to make this happen: Federal Cartridge, now called Federal Premium Ammunition. This presented a problem: law enforcement and civilians wanted the high capacity magazines 9mm handguns offered. We all thought it would never be brought back to life! As for me. But itâs one odd duck in the revolver world that very few cared about so after making five hundred pieces, the manufacturer had to discontinue production. In 1986, the FBI included the 10mm Auto in their handgun ammo tests as a possible replacement for their then standard issue 9mm after two of their agents were killed and a few others were severely wounded during what is today considered one of the bloodiest armed confrontations in the history of law enforcement: the Miami Dade Shootout. We research the best Italian style quality and the best American innovation, to bring you amazingly high-quality products. Hereâs a quick list of 357 SIG vs 357 Magnum: Itâs interesting to note that both the cheapest and the most expensive guns on the list are chambered in the .357 Magnum (the Glock 31 is currently priced the same as the Taurus 692 but the latterâs street price is typically much lower than what it retails for). So as far as versatility, the .357 Magnum wins. Barrel Length – 4.49 in. The .357 SIG round was designed to replicate and replace the ballistics of the .357 Magnum for semi-automatic pistols. Keith developed a super hot .38 Special load which was still safe for the aforementioned revolvers with 15 grains of Alliant 2400 providing the required energy to push a 154-grain hard-cast lead hollow point to velocities reaching anywhere from 1,200 to 1,300 feet per second. The following ammunition cartridge ballistics information and chart can be used to approximately compare .357 Magnum vs .380 Auto ACP ammo rounds. In came former U.S. marine and handguns expert Lt. Col. John Dean âJeffâ Cooper. If you’re looking for a gun that can also be us whitetail and hog. He had long ago made the decision not to purchase a revolver chambered for the former.
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