Yes, the 357 Sig is a necked down 40 S&W. Despite the higher muzzle velocity of .357 SIG, it has similar or less recoil energy than .40 S&W, as this data from Chuck Hawks recoil table shows us. It featured a bottleneck design, characterized by a straight-walled case with no shoulder; this type of design hadn’t been seen on a semi-automatic handgun cartridge since the early 1960s. They based their cartridge on reduced recoil 10mm loads. So why didn’t law enforcement agencies and concealed gun carriers all across the country just adopt the .40 S&W and call it a day? During this time, calibers like 9mm and .45 ACP had already been in the market for nearly a century, and they had already established themselves in military and law enforcement. Though its parent case is … He doesn't have a college education, for that matter he doesn't have a high school education, but I trust his knowledge and experience where ballistics are concerned. It therefore exceeded the tried and true performance of the previous standard issue .38 special +p rounds. Both options had some loads stick in the FBI's sweet spot for penetration depth, though .357 SIG is more prone to overpenetration. Any shallower than 12 inches and a bullet runs the risk of not penetrating an attacker’s vital organs (the FBI has stated that particularly with handgun cartridges, a bullet must penetrate vital organs in order to be fatal). Magazines will freely interchange between the two cartridges in most pistols. It is also a little harder to reload. They are very similar in this regard. Thoughts... With the. Like the .40 it’s snappy, but at least it has a reason to be. On top of that, .357 SIG entered into the market shortly after the release of .40 S&W — a cartridge which got a huge push from law enforcement agencies and the FBI, and had contracts in place to provide handguns to these agencies through leading manufacturers like Glock. Yes, the 357 Sig ammo is more costly and less ubiquitous. This combo resulted in a 125 grain bullet traveling at a velocity of about 1,400 feet per second. Today on Kentucky Ballistics we have 9mm, 357 Sig, 10mm and 5.7x28mm vs pine boards! .357 Sig has a lot of devoted fans, but just as many shooters seem to have a hard time understanding what makes this cartridge special. Both options had some loads stick in the FBI's sweet spot for penetration depth, though .357 SIG is more prone to overpenetration. Many folks just coming into the self-defense world are bombarded with questions: which caliber do I choose? Created by SIG Sauer, 357 Sig ammo is basically a necked-down .40 S&W round that loads a .355-inch-diameter bullet. 0 Kommentare Abschicken Einloggen E-Mail. 6) COST OF RELOADING – 357 SIG is less expensive than 40 S&W. Government agencies may not have the same litmus test when deciding with which cartridge they are going to equip their officers. The best way to examine any potential differences in power between the 9mm and .357 SIG is by comparing ballistics gel testing data. This generally leads to .357 SIG ammo being significantly more expensive than .40 S&W and other calibers, particularly when talking about practice ammo. There Are Currently Ammo and Firearm Shortages Due to COVID-19. While .40 S&W continued to grow in popularity leading into the mid-90s, leading firearm manufacturers Sig Sauer and Federal formed a joint partnership to develop their own all-new semi-automatic cartridge. 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. While these cartridges remain in production, there’s no evidence suggest that their popularity will ever reach new highs. If you've chosen a caliber, check out the following guides for the best ammo. This is also long before we had the high tech bullets available today. There is a ton of information out there comparing different load formulas. Office Hours Monday - Friday 9:00 AM - 5:00 PM CST, © document.write(new Date().getFullYear()) JM4 Tactical. 357 SIG uses a little more powder than 40 S&W but the difference is a fraction of a cent. .357 SIG debuted in 1994 and it was hoped by its developers to be an even better alternative to 9mm than .40 S&W. Created by the FBI specifically for law enforcement, the .40 S&W has been called “The perfect cartridge” for personal defense. There are two major data categories here we want to analyze: penetration depth and bullet diameter expansion. For us veteran pistol shooters that might be just part of the fun. Join Our Mailing List for special offers! Conversely, a bullet should not penetrate beyond 18 inches as it will then run the risk of overpenetration. The excess muzzle blast from the .357 Sig may make you think it is kicking harder but not by much (if at all). 9mm vs .40 vs .357 sig vs 10mm vs .45. This flat shooting, hard hitting, and accurate cartridge would be adopted by several major law enforcement agencies over the next two decades. By 1990, the new wave of lightweight polymer pistols had begun to take a foothold on the firearms market, with Glock leading the way. The data above also leads us to some of the complaints of .357 SIG when compared vs .40 S&W or other handgun calibers. It has been proven over time that the .40 S&W is superior as a one shot bad guy buster. More Info Here! This is a discussion on .357 SIG Vs. .40 S&W within the Ammo and Reloading forums, part of the Gun Forum category; Just a thought. Yep, I did it. So there is economies of scale if you load more than one of these calibers. Please check your entries and try again. Some folks refer to .357 Sig as a necked-down .40 Smith & Wesson. The.357 Sig is more expensive to shoot. As we can see in the images above, .357 SIG loads have a significantly higher muzzle velocity than .40 S&W. Ultimately, the decision of what caliber firearm you choose to carry comes down to you. 40 S&W and the .45 ACP, you get no extra performance with the added recoil you get from those 2 rounds. Alles für die Jagd Attraktive Preise Schneller Versand Gratis Versand ab 100-,€ He's got both in the Glock as well. Article ~ Tom Mchale It looks similar to a .30 Luger, but larger in overall size. But, here are some undeniable truths: If you want to look up the ballistics of various offerings from several manufacturers, be my guest. 40 S&W vs. 357 Sig vs. 9MM vs. 45 ACP (Part 2) (FMJ Aluminum Test) Penetration test between the 40 S&W, 357 SIG, 9MM, and 45 ACP. To date, the majority of the study participants have shot more quickly and more accurately with 9mm caliber Glock pistols. The 1990s was a fascinating of period of time in firearms history. .40 S&W meanwhile continued to grow in popularity throughout the 90’s, and then in the 2000’s a new and improved 9mm re-established itself as the best all around semi-automatic handgun cartridge in the world. To get a full picture on how .40 S&W and .357 SIG came to be, we need to go back to the year 1986. For this shooter it was always to close to tell. Of course, you can also do that with a .40 S&W..357 Sig vs. 9mm Terminal Ballistics. .357 SIG Vs. .40 S&W. The cool part is that both rounds come from the same initial casing. 9mm remains the cartridge to beat in the world of modern handguns, and until something truly revolutionary comes along, this will likely remain the state of things. This was a fairly new load, first developed in 1984, and prior to the FBI’s adoption hadn’t been used by any law enforcement agency. All Magnetic Quick, Click & Carry Holsters. Whatever you choose, you’ll likely need a holster to put it in, and we’ve got the perfect leather gun holster for you, right here. This met all the FBI requirements based on the testing they did simulating typical environments in which their agents could find themselves. So with all this going for it, why doesn’t everyone chuck the .40’s and switch to the .357 Sig? I asked him his opinion on the two rounds. Both are fairly snappy if shot from similar firearms. Though this generally isn't really a concern for concealed carry or most defensive situations, it's worth mentioning. However, I’ve also come across interesting anecdotal reports online from police officers, who argue that the powerful muzzle flash and blast from the .357 SIG cartridge was effective at causing “psychological stops” (a psychological stop is an involuntarily psychological reaction, wherein an attacker’s body stops physically working even though he may have not been hit by a knockdown shot. … Die .357 SIG verwendet eine modifizierte .40-S&W-Hülse, wobei der Hülsenhalsdurchmesser zum Hülsenmund hin verkleinert wurde, sodass .357-Geschosse verwendet werden können. .40 S&W and .357 SIG each still have a loyal following even to this day, largely among law enforcement agents who were issued this cartridges back in the 1990s. The .40 S&W has been around a little longer and also got its life from the venerable 10mm, this time the case was just shortened. When a 125 grain rounds comes out of the muzzle at 1400 feet per second, it creates a huge flash and a big bang. The cartridge had close to identical dimensions to the 10mm, but with a shorter case and overall cartridge length, making it small enough to fit into the medium-frame of 9mm handguns. I have a friend that is a ballistic nut/genius! As we can see from the data, both .40 S&W and .357 SIG perform quite similarly in terms of penetration depth and average bullet diameter. The cartridge’s design also had some unique characteristics. There are conversion kits that can easily change your existing Glock 32 or SIG Sauer p320 chambered in .40 S&W to .357 Sig and vice a versa. .45 ACP was thought to be the likely replacement caliber at the onset of testing, but ultimately the FBI elected to go with the 10mm Auto cartridge. With today’s modern ammunition you can find bullets specifically designed for personal defense, target practice, or even hunting. We plan to help you answer all those questions, this time around, we'll discus .40 S&W vs .357 Sig, two very capable self-defense cartridges. ParisArms Jul 24, 2013. P320 in .357 Sig vs. .40 S&W. Let's take a look at testing results of defensive handgun calibers from Lucky Gunner (Which is also one of the best places to buy ammo online, see our Lucky Gunner Review). When your average shooter is picking his every day carry, he needs to take the cost of practice into consideration. To make a fair comparison, we’ll look at the results for the Federal 124gr HST in 9mm vs. the Federal 125gr HST in .357 Sig, and the Hornady 135gr Critical Duty +P in 9mm vs. the 135gr Critical Duty in .357 Sig. The FBI had been steadily replacing .38 Special revolvers with 9mm at this point, but in the aftermath of the shootout the efficacy of 9mm was being brought into question. I like the fact that I can get more energy out of a .357 sig than a .40 who’s fastest round can’t catch up to the slowest .357 sig as it lags behind almost 50ft/s. Nevertheless, .40 S&W and .357 SIG remain viable calibers for self-defense and for the sake of intellectual curiosity I thought it would be interesting to explore how these two cartridges stack up in a side by side comparison. Because no cartridge is perfect. Hopefully the information in this 357 SIG vs 40 S&W comparison helped you decide which caliber is right for you. Penetration test between the 40 S&W, 357 SIG, 9MM, and 45 ACP.Firearms used:M&P 40 Pro series. The .357 Sig reigns supreme on these barrier penetration tests followed by the 9mm as a close second. The reloading is also 1 step longer being that it has to be full length resized since it is a shouldered case . And the list goes on. If you are looking for Sig Sauer 40 Vs Sig 357 And Sig Sauer 516 Patrol With Flip Up SightsSig Sauer 40 Vs Sig 357 And Sig Sauer 516 Patrol With Flip Up Sights If you looking for special discount you need to searching when special time come or holidays. Most .40 S&W pistols can be converted to .357 SIG by replacing the barrel, but sometimes the recoil spring must also be changed. For starters, there's not many firearms manufacturers who make handguns chambered in .357 SIG. 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. We’ll expand on potential performance drawbacks to the cartridge in the following section, but I think it’s worth noting here that .357 SIG is by no means a bad caliber. Do I carry IWB or OWB? A bullet that overpenetrates is dangerous as it may potentially hit an innocent bystander located behind the target. SIG vermied es, seine neue P… 4.25" barrel M&P 357 4.25" barrel M&P 9 4.25" barrel M&P 45 midsize 4" barrel. The result was a 180 grain jacketed hollow point traveling at about 980 feet per second. 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