9 millimeter vs 40 caliber - That is, in the end, a 9mm will penetrate about the same as a .40 S&W. They will expand to roughly the same diameter too. IMO the difference will be barrier penetration mostly due to weight of projectile, and construction of the bullet you choose. So, if possible shoot both rounds.

 
How to Convert Caliber to Millimeter. 1 cl = 0.254 mm 1 mm = 3.937007874 cl. Example: convert 15 cl to mm: 15 cl = 15 × 0.254 mm = 3.81 mm. Popular Length Unit Conversions . Sage walmart

Designed for professionals, the GLOCK 17 is trusted by law enforcement officers and military personnel around the globe because of its unsurpassed reliability, optimal magazine capacity of 17 rounds in the standard magazine and its low weight. With the signature "Safe Action" trigger system, the GLOCK 17 9 mm Luger pistol is safe, easy, and ...The difference between the 9mm and .38 caliber is their size, with the .38 caliber being larger. 3. Are 9mm and .38 special the same? No, 9mm and .38 special are not the same. The .38 special is a larger caliber than the 9mm. 4. Which gun is more powerful, 9mm or .38? The .38 caliber is generally considered to be more powerful than …Twenty millimeters is the equivalent of 25/32 of an inch or approximately 0.79 inches. One millimeter is about 3/64 of an inch or about 0.039 inches. Twenty millimeters also equals...45 ACP vs 9mm comparison. A 9mm is generally cheaper, has less recoil and higher velocity than a .45 ACP. The .45 ACP (Automatic Colt Pistol) cartridge ...Modern defensive loads make the 40 S&W and 9mm quite equal on soft flesh. The biggest difference comes from barrier penetration. 40 S&W, when loaded with a ...Feb 6, 2018 · The .40 caliber has a bigger and heavier bullet than the 9mm. The .40 caliber has better stopping power than the 9mm. The 9mm is better suited for beginners than the .40 caliber. The .40 caliber has more recoil than the 9mm. The .40 caliber bullets are typically more expensive than 9mm bullets. Author. Feb 11, 2023 · 9mm (115gr vs 124gr vs 147gr) It is the standard round for NATO countries and the majority of police forces around the world. It is mild shooting, can vary in weight from 115 to 147 grains, and has varying stopping power based on the type of bullet (hint, go with hollow points ). Ballistics Gel Testing. How to Compare 9mm Vs .40 Caliber. At the end of October 2015, the FBI announced that it was planning to swap out the .40 S&W pistols and ammunition now used by its agents and replace them with 9mm pistols and ammo. This was a widely discussed decision, given that the Bureau once partially blamed the performance of 9mm cartridges for the deaths ...Feb 20, 2008 ... It all depends what you want to do with it. If you're just plinking go with 9mm because its cheaper. For home defense, I think the .40 would be ...Jun 26, 2020 · So, comparing standard ammunition in each caliber, the 5.7x28mm does have noticeably softer recoil than 9mm 115-, 124- and 147-grain loads. Drop the bullet weight in the 9mm though and recoil also goes down. The ultra-lightweight 50 to 80 grain 9mm loads are very soft shooting. Even so, I give the edge to the 5.7x28mm. Nov 6, 2018 ... A look at why the FBI went to .40 cal only to move back to 9mm... links to Modern .40, Pt. 2 https://youtu.be/ZRO_TetDqZI pt.3 ...The 9mm is bigger than the 22 round. The .22 rounds have much less energy than 9mm rounds, the powder load is smaller. When fired has less acceleration and kinetic energy. Which means the penetration and knock down power is not in the same class as the 9mm caliber. However, that doesn’t mean the .22 isn’t good for anything.Feb 13, 2022 ... 9mm is just the best round out there. That is why I carry a .45.Feb 2, 2017 · wiley clapp, clapp on handguns, 9 vs. .40, 9mm better than .40 cal., 9mm, .40 S&W, ammo, ammunition performance Related Stories Clapp on Handguns: The .40 Is a Better Choice Than the 9 mm 38–40 chambering can also fire .40 or 10 mm rounds provided it is equipped with a correctly sized cylinder. Some .40 caliber handguns can be converted to 9 mm ...The SUB2000™. The semi-automatic SUB2000 is designed to be the most convenient 9mm caliber carbine available. It folds completely in half for easy storage and can accept G19/G17 handgun magazines. Plus, it can easily be disassembled for cleaning or inspection without tools. Ideal for backpacking trips and situations where space and ...Sep 26, 2014 · 40 S&W Ammo Prices. 40 ammo of course cost a bit more than the 9mm because it's not as widely produced. 40 prices are still less than the smaller 380 acp cartridges so that's good. The 40 S&W 100 round value packs usually run around $33 or $36 more than the 9mm value packs but still very affordable plinking cartridges. 6 days ago · The diameter…. Each of these calibers has an almost equal diameter with the 9mm measuring in at .355 inches and the .38 Special at 3.57 inches. So there really is nothing in it. However, the 9mm’s case is approximately ⅜ inches shorter than the .38 Special. Yet, the 9mm holds double the amount of pressure. The reason for this is the high supply of the 9mm caliber. Plus, 380 ACP enjoys a higher demand than the 9mm. You can get a 9mm ammo for about $0.55 and a 380 round for $0.85. The trend is the same for self-defense. An HST hollow point in Federal 9mm goes for about $1 a round, while a 380 Auto JHP ammo sells for $2.18. Yes, the 9mm Luger shoots a smaller caliber and lighter bullet than the .45 Auto. However, it shoots it much faster, with much less recoil, and 9mm handguns have a higher capacity. Between these two, shot placement and bullet performance will matter more. Yes, the 9mm Luger shoots a smaller caliber and lighter bullet than the .45 Auto.The .40 S&W sort of bridges the gap between the fast shooting 9mm and harder hitting .45. It is a compromise of ballistics and capacity, nothing else. Federal AE .40 S&W Ammo $16.99 Cabelas.com. The Compromise. The argument has always been big bullets versus small bullets and low velocity versus high.This video takes a close look into why the FBI made a change in October of 2015 back to 9mm from 40 S&WYour support is critical to our mission and channel. P...Nov 7, 2021 ... People will ask why the 9mm and .45 ACP are +P but the .40 S&W is not. It's pretty simple, the 9mm and the .45 ACP are both over 100 years old ...The .40 caliber often has less felt recoil compared to the 10mm, making it more manageable for some shooters. 5. Does the 10mm have better long-range accuracy than the .40 caliber? Yes, the 10mm’s higher velocity and flatter trajectory typically result in better long-range accuracy. 6.Feb 14, 2023 ... Testing the S&W XRG Defense ammunition in 9mm, .40 S&W and .45 ACP in a 10% Clear Ballistics test. All these bullets are lead free copper ...The 9mm vs 40 Smith & Wesson (40 S&W) debate has been raging since the introduction of the 40 S&W in early 1990. Typically, the debate centers on which of the two pistol cartridges are superior for concealed carry. The law enforcement community has flip-flopped on this issue over recent years as the FBI is retiring their 40 S&W Glock 22 ...This video takes a close look into why the FBI made a change in October of 2015 back to 9mm from 40 S&WYour support is critical to our mission and channel. P...Jun 26, 2020 · So, comparing standard ammunition in each caliber, the 5.7x28mm does have noticeably softer recoil than 9mm 115-, 124- and 147-grain loads. Drop the bullet weight in the 9mm though and recoil also goes down. The ultra-lightweight 50 to 80 grain 9mm loads are very soft shooting. Even so, I give the edge to the 5.7x28mm. The 9mm vs 40 Smith & Wesson (40 S&W) debate has been raging since the introduction of the 40 S&W in early 1990. Typically, the debate centers on which of the two pistol cartridges are superior for concealed carry. The law enforcement community has flip-flopped on this issue over recent years as the FBI is retiring their 40 S&W Glock 22 ...Feb 1, 2024 · Civilians bought 40 S&W pistols too, partly because the 40 bridged the gap between the 9mm and the 45 Auto, but also because of the 1994 Federal Assault Weapons Ban that limited... Nov 17, 2023 · For hunting purposes, a .40 caliber may be more effective due to its greater power and range. 10. Can a 9mm penetrate body armor better than a .40 caliber? Both a .40 caliber and a 9mm may struggle to penetrate body armor, as it largely depends on the specific type and level of armor. 11. Nov 14, 2016 · The .40 S&W sort of bridges the gap between the fast shooting 9mm and harder hitting .45. It is a compromise of ballistics and capacity, nothing else. Federal AE .40 S&W Ammo $16.99 Cabelas.com. The Compromise. The argument has always been big bullets versus small bullets and low velocity versus high. Caliber.40 S&W: Bullet size: 105-200 grains: Type: Pistol: Usage: Personal Defense: Velocity: 1,050-1,130 ft/s (200-165 gr) Energy: 468-490 ft⋅lbf (165-200 gr) Bullet diameter.400 in (10.2 mm) Case length.850 in (21.6 mm) ... Bullet Weight vs Recoil. Recoil is a simple function of physics. For every action there is an equal and opposition ....22 caliber, 9mm & .40 caliber / Photo by Silvester. Pros: Cheap! Good for small game hunting. Good for new shooters. Tons of guns on the market. Cons: Anemic. Dirty & unreliable ammo. 9mm. this is the most prolific handgun caliber in the world. More cartridges of 9 mm ammunition are produced, sold, and fired than almost every other …How to Convert Millimeter to Caliber. 1 mm = 3.937007874 cl 1 cl = 0.254 mm. Example: convert 15 mm to cl: 15 mm = 15 × 3.937007874 cl = 59.0551181102 cl. Popular Length Unit Conversions Mar 3, 2017 · In this video Paul demonstrates the two platforms power differences using different ammunition. Twenty millimeters is the equivalent of 25/32 of an inch or approximately 0.79 inches. One millimeter is about 3/64 of an inch or about 0.039 inches. Twenty millimeters also equals...9.1mm.380 ACP.355″ 9mm.38 Special.357″ 9.1mm: 9mm.355″ 9.02mm.40 S&W.40″ 10mm.44 Magnum.429″ 10.9mm.45 ACP.452″ 11.5mm.50 AE.50″ 12.7mmApr 19, 2023 · The 9mm vs .40 S&W vs .45 contest also has its deep roots in real-world use. In 2015, the FBI ditched the .40 S&W, the chosen round for their use, and went to 9mm. They have practical reasons to do so. Most local law enforcement prefers the .40 as their primary carry round. The police rely on its stopping power and reliability during gunfights. Dec 5, 2020 ... Sellier & Bellot fmj for all calibers.Nov 17, 2023 · What caliber is better; 9mm or .40? The debate between 9mm and .40 caliber is ongoing, but ultimately, the answer depends on personal preference and the specific use case. Some prefer the higher capacity and lower recoil of 9mm, while others prefer the greater stopping power of .40 caliber. This video takes a close look into why the FBI made a change in October of 2015 back to 9mm from 40 S&WYour support is critical to our mission and channel. P... That is, in the end, a 9mm will penetrate about the same as a .40 S&W. They will expand to roughly the same diameter too. IMO the difference will be barrier penetration mostly due to weight of projectile, and construction of the bullet you choose. So, if possible shoot both rounds.Jul 13, 2021 · The .45 Auto Vs. 9mm for Stopping Power. Considered by many as the ultimate stopper, there are studies that claim the 230-grain .45 Auto load is the best of the best. Richard Mann. In 1904 ... In the 9mm vs. 40 S&W debate, we also have to talk about weapon size. 40 S&W works best in compact and full-sized duty firearms. Once you get into smaller firearms, that snappiness becomes much harder to control. Guns like the Glock 27 can be tough to handle effectively compared to a 9mm Glock 26. The 40 S&W does offer a serious advantage when ... 40S&Ws than 9mms, among other reasons, because I might be carrying them out in the woods as a dual-purpose gun. I'm not saying that the 9mm isn't good or ...3 days ago · Is the .40 caliber better than the 9mm? Some people prefer the .40 for its slightly larger size and stopping power, but others find it has more recoil and fewer capacity rounds. 3. Is the .45 caliber the most powerful? The .45 has a reputation for stopping power, but it also tends to have more recoil and fewer rounds in the magazine. 4. Feb 11, 2023 · 9mm (115gr vs 124gr vs 147gr) It is the standard round for NATO countries and the majority of police forces around the world. It is mild shooting, can vary in weight from 115 to 147 grains, and has varying stopping power based on the type of bullet (hint, go with hollow points ). Ballistics Gel Testing. Dec 29, 2021 · The 40 s&w round has higher pressures than the 9mm, and it generates around the same muzzle velocity than normal 9mm loads. You can find lighter 9mm rounds that have a 100 or 200 ft/per second advantage over most 40 caliber rounds, but that doesn’t really mean that it offers superior ballistics. There are some differences in Glock 9mm and 40 S&W magazines. The main distinction between them is the distance of the feed lips. 9 mm: .325-.335. 40 S&W: .360-.370. I don't see it working well if at all. SJ 40. Not only what SJ 40 said but, doing so may mess up that mag for use with 9mm.Mark March 2, 2021 at 9:40 pm - Reply. Thanks for the heads up Scott – we’ve updated and grabbed the correct formula from SAAMI. James August 27, 2022 at 11:41 pm - Reply. ... There are a ton of other variables to consider here but I would imagine in a caliber, like 9mm, you won’t find much of a difference as a shooter between the way a 3 ...947 fps. Velocity is one of the most important factors for overall performance. You can see from the stats above (and you perhaps already assumed from the case-length differences), the 9mm Luger is clearly the faster round. 9×19 sometimes having muzzle speeds close to 200 feet-per-second faster than the .380 Auto.Advertisement Shotgun sizes have always been measured in a somewhat roundabout way. You would think that the "12" in a 12-gauge shotgun corresponds to some linear measurement -- ma...Mm3 or mm^3 stands for cubic millimeters, and M3 or m^3 stands for cubic meters. Cubic millimeters and cubic meters are metric volume measurements. One meter equals 1,000 millimete...As most of us know, .40 s&w is already more or less a +p+ round. It's at such a high pressure already that trying to get more bang out of it can cause big problems. Because of that, you shouldn't compare weak 9mm rounds vs the .40. Rather, compare a 9mm +p+ recoil vs a .40. Between the two, recoil is comparable and is controllable. And ...The .40 caliber often has less felt recoil compared to the 10mm, making it more manageable for some shooters. 5. Does the 10mm have better long-range accuracy than the .40 caliber? Yes, the 10mm’s higher velocity and flatter trajectory typically result in better long-range accuracy. 6.In general, a 9mm round will expand from 0.355” to around 0.6”, virtually doubling in diameter. In comparison, the 45 ACP will do the same, expanding from 0.452” to around 1”, again doubling. This means that the 45 ACP will create a larger permanent wound channel inside the bad guy.Bullets for the 5.56 NATO cartridges weigh 62 grains and will leave the muzzle at speeds of 3,200 fps. As the main standard NATO rounds, the 5.56 vs. 9mm are also measured by length as well as caliber (width). The cartridges have the designations 5.56x45mm and 9x19mm, meaning there’s a lot more room for powder in the rifle round.Nov 14, 2016 · The .40 S&W sort of bridges the gap between the fast shooting 9mm and harder hitting .45. It is a compromise of ballistics and capacity, nothing else. Federal AE .40 S&W Ammo $16.99 Cabelas.com. The Compromise. The argument has always been big bullets versus small bullets and low velocity versus high. For hunting purposes, a .40 caliber may be more effective due to its greater power and range. 10. Can a 9mm penetrate body armor better than a .40 caliber? Both a .40 caliber and a 9mm may struggle to penetrate body armor, as it largely depends on the specific type and level of armor. 11.Nov 14, 2016 · The .40 S&W sort of bridges the gap between the fast shooting 9mm and harder hitting .45. It is a compromise of ballistics and capacity, nothing else. Federal AE .40 S&W Ammo $16.99 Cabelas.com. The Compromise. The argument has always been big bullets versus small bullets and low velocity versus high. That is, in the end, a 9mm will penetrate about the same as a .40 S&W. They will expand to roughly the same diameter too. IMO the difference will be barrier penetration mostly due to weight of projectile, and construction of the bullet you choose. So, if possible shoot both rounds.Posted October 5, 2014. No the 9mm case head is SMALLER in diameter. So the ejector is pointed in further and pointed (gen 1-3) so the larger diameter case head of 40 will shift the cartridge over and can cause the ejector to strike the primer when ULSC command or clearing the chamber.Caliber Facts. There has always been a debate over the best caliber for self-defense. There are those who are adamant that .45 caliber is the best, due to its stopping power. Others think 9mm trumps all or the .40 caliber has its own merits. Truthfully, all of these calibers are awesome. In reality, is a .45 caliber going to stop an …9mm vs. .40 Cal Winner: 40 S&W. 4. Firearms Capacity. Due to the initial size difference between 9mm and 40 S&W one of the biggest differences is capacity. Guns in 40 S&W are often built to the same specifications as the 9mm version. For example, the Glock 22 and Glock 17 are nearly identical.Dec 9, 2022 · .40 S&W Vs. .45 ACP Vs. 9mm: Magazine Capacity. Additional magazine capacity of the 9mm is a benefit over the .40 S&W and .45 ACP. For example, look at the Smith & Wesson M&P series. The M&P 9 has a capacity of 17+1 rounds. The M&P 40 has a capacity of 15+1, and the M&P 45 has a 10+1 round capacity. The comparison between .40 S&W and other rounds comes out in the wash, but the gap between .40 and 10mm is much wider. Norma’s loads put the same bullet out of the muzzle at 1,200 feet per second for over 600 foot pounds of energy. It is true that both will make the same sized entry hole in a target.Dec 18, 2019 · As of writing this article, the most affordable .40 S&W was $0.34 per round, while the 9mm could be purchased for $.23 per round. The most expensive .40 S&W was over $2.10 a shot, while the 9mm only went to $1.95. If cost is a concern, the 9mm Luger holds a slight advantage. Winner: 9mm Luger. 9×19 vs. 40 S&W – Velocity The cartridge holds a bullet the same diameter as the 9mm (.355”) but in a smaller case with diminished capacity (roughly speaking, 15% less than the 9mm in grains of H2O). In turn, out of guns of equal weight the .380 produces nearly half the recoil energy. Given its diminished recoil, the .380 ACP is easier to handle shot to shot.3 days ago · The .40 caliber is typically considered to have more stopping power due to its larger size and weight. Is the .40 caliber more accurate than a 9mm? Accuracy is largely dependent on the shooter, but some believe the .40 caliber is more accurate due to its larger size. Can a 9mm be as effective as a .40 caliber? A classic review and debate of the 4 most popular self defense calibers. 380 ACP vs 9mm vs 40 S&W vs 45 ACP. Pistol calibers are obviously personal prefere...The vast majority of 9mm Luger comes in 115 gr, 124 gr, and 147 gr varieties, while 40 S&W is mostly found in 165 gr and 180 gr bullet weights. Generally, premium JHP ammo is about $1 per round for both 9mm and 40 S&W. For FMJ practice ammo, you should expect to pay about $0.50 per round for 9mm and $0.60 per round for 40 S&W.Jun 5, 2023 · 1. A .22 caliber pistol gun barrel has a bore diameter of 0.22 inches. The diameter of the bullet, not the cartridge, is 0.22 inches. 2. Some calibers which descend from European rounds are expressed in millimeters, most notably the nearly-ubiquitous 9mm Parabellum or Luger. As you guessed it, a 9mm pistol has a bore diameter of 9 millimeters ... November 17, 2023 by Mike McMaken. When comparing a 9mm and a .38 caliber, they are not the same. A 9mm bullet is slightly smaller in diameter than a .38 caliber bullet, with the former being 9.01mm and the latter being 9.65mm in diameter. Contents [ show]The .40 S&W is sparked by a small pistol primer, while the 10mm uses a large pistol primer. The larger and faster 10mm will give 624 foot-pounds of muzzle energy when sending a 180-grain bullet at ...Mar 27, 2017 ... You can use 40 cal suppressor with 9mm or 40 but you can't shoot 40 cal with 9mm suppressors. There's only a 1mm difference in diameter between ...The three most popular handgun calibers in North America are 9mm Luger, 40 S&W, and 45 ACP. As such, ammo for 40 and 45 is plentiful and diverse. When it comes to cost, the 40 is the cheaper option at the time of writing. On average, practice ammo will run you around $0.50/round while FMJ 45 rounds will hit your wallet around $0.60/round.Feb 6, 2018 · The .40 caliber has a bigger and heavier bullet than the 9mm. The .40 caliber has better stopping power than the 9mm. The 9mm is better suited for beginners than the .40 caliber. The .40 caliber has more recoil than the 9mm. The .40 caliber bullets are typically more expensive than 9mm bullets. Author. Caliber refers to the diameter of a bullet or firearm barrel, typically measured in inches or millimeters. 2. How is caliber different from mm? Caliber and millimeter (mm) both refer to the diameter of a bullet or firearm barrel, but caliber can be measured in inches or millimeters, while mm is specifically a metric unit of measurement. 3.No, 9mm and .40 caliber are not the same. While the 9mm cartridge has a bullet diameter of 9 millimeters (0.35”), the .40 caliber cartridge, also known as the .40 S&W, has a bullet diameter of 10 millimeters (0.39”). The .40 caliber offers more power and stopping force than the 9mm but has more recoil and a reduced magazine capacity.The SUB2000™. The semi-automatic SUB2000 is designed to be the most convenient 9mm caliber carbine available. It folds completely in half for easy storage and can accept G19/G17 handgun magazines. Plus, it can easily be disassembled for cleaning or inspection without tools. Ideal for backpacking trips and situations where space and ...40. Ammo is cheaper and more readily available (therefore you will train more). The recoil is far less noticeable with a 9mm. The muzzle rise is more manageable ...Choice of Armor - Typically, higher-ranked armor is a lot bulkier and heavier than lower-ranked armor. Find out why. Advertisement It may seem odd that a police officer would wear ...

How to Compare 9mm Vs .40 Caliber. At the end of October 2015, the FBI announced that it was planning to swap out the .40 S&W pistols and ammunition now used by its agents and replace them with 9mm pistols and ammo. This was a widely discussed decision, given that the Bureau once partially blamed the performance of 9mm cartridges for the deaths .... Enterprise car rental telephone number

9 millimeter vs 40 caliber

Feb 9, 2023 · 40 cal vs 9mm Price. As of December 2019, the cheapest 40 S&W round went for about $0.21 per round while the most expensive 40 round was available at $2.10. The price per round for the 9mm is $0.14 for the cheapest round and $1.95 for the most expensive one. So, 40 cal ammo is typically about 50% more expensive than 9mm ammo. The .40 S&W is also more expensive than the 9mm, but cheaper than the .45 ACP. The 9mm, also known as the 9mm Luger or 9x19mm Parabellum, was designed by Georg Luger in 1901. It has a 9.01 mm bullet diameter and a case length of 19.15 mm. The maximum pressure for the 9mm is 235 MPa (34,084 psi), and it can reach velocities of …November 17, 2023 by William Taylor. Caliber and millimeters (mm) both refer to the diameter of a bullet or the bore of a gun, with caliber typically being expressed in inches and millimeters in metric units. The main difference is the unit of measurement used, with caliber being expressed in inches and millimeters in the metric system.Feb 1, 2024 · Civilians bought 40 S&W pistols too, partly because the 40 bridged the gap between the 9mm and the 45 Auto, but also because of the 1994 Federal Assault Weapons Ban that limited... The .40 has the advantage of ammunition and firearm availability, while the 10mm will be more powerful. Despite the latter’s resurgence, the .40 still holds on with good reason and would be my personal choice between the two. For the majority of gun owners, the 40 S&W will be a better option.The 9mm is ballistically superior to the .38 Special, there’s no doubt about that. Standard pressure .38 Special only produces 264 foot-pounds of force (147-grain bullet at 900 feet per second ...How to Convert Caliber to Millimeter. 1 cl = 0.254 mm 1 mm = 3.937007874 cl. Example: convert 15 cl to mm: 15 cl = 15 × 0.254 mm = 3.81 mm. Popular Length Unit Conversions Comparing the 9mm and the .40 S&W. The biggest advantage the 9mm has over the .40 S&W is the handling. The big gripe of the .40 caliber is its kick. In fact, some people downright dislike the .40 S&W because they feel it’s underpowered for the amount of recoil the cartridge produces. Big bark but no bite. November 19, 2023 by Mike McMaken. The main difference between a 10mm and a .40 caliber is their respective bullet diameters: a 10mm bullet measures 10.16 millimeters in diameter, while a .40 caliber bullet measures approximately 10.16 millimeters, as well. Contents [ show]The .40 S&W is also more expensive than the 9mm, but cheaper than the .45 ACP. The 9mm, also known as the 9mm Luger or 9x19mm Parabellum, was designed by Georg Luger in 1901. It has a 9.01 mm bullet diameter and a case length of 19.15 mm. The maximum pressure for the 9mm is 235 MPa (34,084 psi), and it can reach velocities of …November 17, 2023 by Wayne Fletcher. When comparing the 9mm and .40 caliber, many gun enthusiasts debate which is more powerful. The .40 caliber generally has more stopping power and better penetration compared to the 9mm. However, the 9mm has less recoil and higher magazine capacity, making it a popular choice for self-defense..

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