Some 45 ACP ammo expands to nearly an inch as it travels through a soft target. Invented by John Moses Browning, the 45 ACP became the military’s standard issue pistol round for over 70 years. The only thing a 9mm round is good for is general target practice because the rounds are cheaper. Have three .45 acp’s and 5 9mm. I am a combat veteran and I have used both 9mm and 45 caliber on the enemy. While the .45 ACP went the "heavy and slow" route, the 9mm Luger took the opposite tack by shooting much lighter bullets at a higher velocity. 9mm vs .40 vs .45 Debate | Which Is Better for Self-Defense? The 9mm is a supersonic light weight bullet. This is also a reason why so many Bullseye shooters tend to use .45 ACP pistons in the centerfire event instead of the smaller, lighter-kicking calibers allowed. Its also poor on window glass. Secondly, because the 9mm Luger operates at a higher pressure — 35,000 psi as opposed to 21,000 psi for the .45 ACP — it launches its bullets much faster. If you read this far, you should follow us: "9mm vs .45 ACP." However, the Remington FMJ has 27” penetration. Hornady's chief ballistician Dave Emery says there's little difference between them. Since 1902 the 9mm has gone on to become the world’s most popular handgun cartridge and … It has been produced since 1902. And not just because hearing new opinions and confronting your personal biases leads to personal growth. Even a hollow point goes through a person quite often. Any for what? Our database marks it as a .65 out of 4. Given the shorter case length, the 9mm Para also has higher chamber pressures. I continued on clearing the rooms. The age-old question, 9mm vs .45 ACP. Then there’s .30-06 vs. those who are wrong. Furthermore, the 9mm is more practical for the average shooter looking to spend time on the range. 230 gr. I have seen very few .45 wounds to the chest survive. If you notice in the above photo, there is little difference between 9mm, 40 S&W and 45 ACP in regards to both temporary and permanent wound cavities, and overall penetration. The .45 Colt vs .38 debate was decided in the Philippines. The 45 ACP typically has a 230 grain bullet while the 9mm is typically 115 or 124 grain. Helmet penetration is a fools guide to defensive handgun performance. The more than century-old debate of .45ACP vs 9mm rages on. For me it is just a matter of cost. The difference between .38 ACP and 9mm is that .38 ACP has a longer case (0.9 inches vs 0.754 inches) and is semi-rimmed, whereas the 9mm is rimless. No scientific answer here just impressions. I carry a S&W M&P .40 I like having nearly as many rounds as most .9mm but the slow powerful stopping power of the .45. So, my solution to the whole 9mm vs 40 S&W vs 45 ACP debate was to carry a 9mm because it’s what I shoot the best. Others think 9mm trumps all or the .40 caliber has its own merits. I just don't know how much better". Compare 9mm Vs .40 Vs .45 Caliber Bullet. The case for .45 ACP is so compelling that I torch cut all the receivers of my 9mm pistols and donated the scrap metal to Dumpster Fires United. The .45 was developed by the U.S. Cavalry in the late 1890s and early 20th century in a bid to create a bullet that was more effective against determined opponents. Some of you Tactical Timmys/Tinas out there that stumbled on this article are about to smash the back button and go find something else to read that validates the opinion you already have, but if you do, you’re missing out. Like all. The .45 ACP is regarded as a top self-defense round in terms of stopping power and recoil. < >. The .380 ACP round is cheaper and easier to handle and conceal, while the 9mm is more powerful overall. It was intended to be a “real man-stopper.” It was adopted by the United States Army in 1911. A review of NYPD shootings over 10 years showed a mean of 15% of shots fired hit the target over that period of time. Then the target, I just took down, got up and shot me in the back. For some, this has been asked and answered already. Recoil plays a part in this ability by causing your muzzle to climb with every successive shot fired. A 9mm averages between 8” and 15.9” penetration. I was wearing body armor which absorbed most the impact but I did a face plant. There is no such thing as a free lunch. Spare me from “experts” who have never been there, who have never walked those paths. They went down on their back. This was the last straw for me. Others think 9mm trumps all or the .40 caliber has its own merits. Circumstances and bullet placement dictate the outcome of targeting humans. Bullet Penetration. Truthfully, all of these calibers are awesome. .45 ACP vs 9mm comparison. With a larger magazine capacity, and significantly less felt recoil than the other cartridges, the 9mm allowed FBI agents to carry more ammunition and land more hits on target than all the other cartridges. Have to go with .45 acp. Despite being heavy rounds, .45ACP recoil doesn’t get in its way. A joy to shoot. In no way is the .45 acp any better. He had a 45 pistol. The 9mm won in quite a few more categories than the 45 ACP. .40 S&W is a 10mm and better than .45 ACP that is of 9mm..40 S&W offers the best double stack round count as compared to the .45 ACP..45 ACP is suitable for those with less shooting experience while .40 S&W is for the professionals..40 S&W carry twice the amount of rounds than the .45 ACP as compared to the .45 ACP. Plus when the freakos clear out the toilet paper and the ammo, there’s still plenty .40 left for me. A former police ofﬁcer and serviceman with the U.S. Army, Richard A. Mann is one of the most well-respected ﬁrearms authorities writing on the subject today. If we read the Thompson/LaGarde tests, the real shortened report by LaGarde, not something that some current gunwriter put out, we find that the 45 works better. The cartridge expands to an average of 0.75” inches, but the Remington FMJ expands to 0.45”. More recoil means more time spent between shots trying to get back on target. Cor-Bon JHP 185 0.7 11.3in 920psi 91.7% 7.2 sec 45 ACP What does this tell us, well first of all the puney little 380 is far from worthless seeing as 70% of the time one shot was all it took. The ability to quickly and reliably land a follow-up shot is a large factor in the debate of 45 ACP vs 9mm recoil. An alternate that is small enough to fit in my pocket an probably should carry more often is a .357 magnum. The .45 ACP (Automatic Colt Pistol) cartridge holds bullets that have a diameter of .452 inches (11.5mm) so it is slightly larger than the 9mm (.355 inch bullets). Optics: KILO3000BDX Rangefinding Binoculars. The Ballistics of the Calibers Today’s standard issue .45 ACP projectile travels at around 830 feet per second while the typical 9mm travels in the vicinity of 1200 feet per second. Half of cops in America carry the 9mm and the other half carry .45 after 3 years tally all the results. To quote Ken Hackathorn, "I think 45 is better than 9mm. Disclosure: Some of these links are affiliate links. .45 ACP JHP 8 No expansion.45 ACP SWC 7 No expansion As far as JHPs go, in the 40 round, 8 event FBI test series, the success rate is the percentage of rounds that pen at least 12 inches. But, first let me explain. Here’s the thing: There’s no definitive way to prove which cartridge is better. I have seen very few people who, under stress, maintain good shot placement. A 9mm is generally cheaper, has less recoil and higher velocity than a .45 ACP. 147gr 9mm at 990fps has 434 joules of kinetic energy. I got rid of all my 9mm weapons and went back to the 45 1911 (U.S. military went to the 9mm NATO round in 1996.) Also quoting from the Marine Corps Times: The arguments boil down to this: The . A 9mm round can have anywhere from eight to sixteen inches of penetration, while a .45 will have anywhere from eleven to fourteen inches. No scientific answer here just impressions. I was a medic on a team that did SAR and recon when I was overseas back in the early 70’s. Penetration between the 9mm and .45 is fairly even, though the 9mm has the slightest edge overall. These almost never go through a person. Due to what we did and where we were, I was issued a 19111. The 9mm has too spotty a reputation for me to trust as my normal carry caliber. The .45 ACP, .40 S&W or 9mm are the most commonly argued for calibers. ( although slightly). Such as having to shoot through a windshield. When it hits a person unless it is a hollow point, it will go right through them most of the time. Luckily my teammate behind me ended the enemy with a bullet to the head and several more to the head to make sure the target stayed down. However, there is a minute gap between the two rounds when … 9mm is typically my daily carry caliber, 147 gr HST is my flavor of choice. The .45 ACP (Automatic Colt Pistol) cartridge holds bullets that have a diameter of .452 inches (11.5mm) so it is slightly larger than the 9mm (.355 inch bullets). Now, contrary to popular opinion, medics carried weapons (unless they were Conscientious Objectors, and I was not.) I carry a Sig P227 w/Romeo 1 Pro most often. The anemic 455 Webley out performs the 9mm with hardball or a FP fmj (the loading at the time that the gunwriters were all agog about when it came back out 20 odd years ago). Here’s why you shouldn’t count out the humble revolver just yet. Numbers don’t matter when it comes to aiming to hit organs. That’s misinformation via the original Marcostyle video that showed only the .45 acp on his graph because he completely skipped over the 9mm sbr (he thought the tactical 9mm and non tactical were the same or something, the tactical 9mm has a laughable base mag size of 19, so he didn’t feel it was worth including because of its low mag size). The 10mm vs. basically anything else comes close. Never saw anyone hit in the head with a .45 survive. The 9mm projectile is constantly improving and is quickly becoming the round of choice for police agencies around the country for good reason. The 9mm will not. That’s what I call a win. But 9mm 1911s shoot like a dream. Now, I have 2 of them. Then, I picked ammo that allows my 9mm to create a wound larger than a .45 ACP hollowpoint. Since both end up at about the same diameter, and both penetrate about the same distance, what else really matters? The old cartridges are a fraction of the price of others, and much more easily found. Ok, let’s consider the facts, and disregard the hype, so we can better understand this squabble. I plan for that survivor to be me. Joined: May 22, 2003 Messages: And if they do, a timely swat on the head will out them. This kind of thing cannot be learned by reading magazine articles or talking to people who think they know what it is like. Read the account of Alvin York stopping a squad of charging Germans with a 1911, they charged at close range when his 1903 was empty. My EDC is 9mm. A .45 fires bullets with an average velocity between 835 and 1150 feet per second. no refunds. The .45 acp bounced off the helmet at 35 yards while the 9mm penetrated the helmet at an astonishing 125 yards proving that the 9mm with its higher velocity, flatter trajectory and higher capacity (they used a Canadian High Power) that the 9mm was the superior combat pistol and caliber period. Bill Wilson of Wilson Combat: 9mm vs. .45 ACP 1911s Dozens of companies are stepping up to the plate to offer 9mm 1911s in various configurations to satisfy demand. When 'minimalist' is a must, I do Sig P938. 9mm is 9mm in diameter or 0.354 inches in diameter. There are those who are adamant that .45 caliber is the best, due to its stopping power. I have 3 calibers in semi-auto, 9mm, 38 Super and 45 ACP. When you have twenty holes in you, they don’t have to be real big before you bleed out internally, and that is what kills you. This would be a "handloading" proposition. 45 ACP vs 9MM: The Winner. Having fired 45 ACP and 9mm at human targets the 9 took 3 sometimes 4 hits c.o.m. Caribou Media Group may earn a commission from qualifying purchases. But in general bigger is better. Someone mentioned helmet penetration. That’s just a shade larger than the thickness of a quarter. In the end, it all comes down to the type of bullet you are using. That’s what I call a win. The lowest percentage was 9% in 2000 and the highest was 25% in 1998. Why, some newbies may wonder, is there such an intense and long-standing argument over the merits of 9mm compared to .45 ACP? Most people who carry for protection don’t practice enough. You have to live it. 5.56, .45 ACP, & 12 ga. are my home defense choices. In the end, it all comes down to the type of bullet you are using. All the energy from the bullet is absorbed by the target person. 9mm vs. .45. I have 2 of them. if it came down to one shot to save your life…which would you prefer?….the .45 is combat proven…….. How come I hear of cops emptying their 9mm weapons at a suspect and they still keep coming at ’em?? There are those who are adamant that .45 caliber is the best, due to its stopping power. Aside from the relatively uncommon .38 Super, most shooters only had two choices for semi-automatic handgun cartridges in the 1970s and 80s: the 9mm Luger and the .45 ACP. A .45 averages about 11.3”-14.3” penetration. Then, I picked ammo that allows my 9mm to create a wound larger than a .45 ACP hollowpoint. Odds are, you will not remember the events in correct order for DAYS, if ever. 45 acp vs 9mm self defense Why does the military use 9mm instead of 45 ACP? .45 ACP vs. 9mm This is it. 45 ACP is .45 inches in diameter. I don’t think that will happen with a .45. primarily large pistol (but also small pistol in some brass), 9 mm NATO, 9×19mm Parabellum +P, 9×19mm 7N21 +P+, 9×19mm 7N31 +P+. Of the more than 45 rounds discharged, less than half hit the suspect, (but those that did contributed to his demise) and that at a distance of less than 5 yards. (2020). Caliber Facts. Get the 74th edition of the World's Greatest Gun Book. Fired in full-sized pistols such as 1911s, the .45 has a Substantial but relatively gentle “push”. Some 45 ACP ammo expands to nearly an inch as it travels through a soft target. A .45 ACP will encounter greater resistance than a 9mm, but it also carries more weight albeit at a slower velocity. By Dave Dolbee Published on July 24, 2014 in Firearms The U.S. Army has settled the age-old 9mm vs..45 ACP debate with its latest request for a new service pistol with more “knock down” power. Does not have much muzzle flip. Responsible for ending friendships, starting fistfights, and countless divorces, this debate will tear your life apart. In similar-sized handguns, it can also hold more ammunition. It predates almost all the popular handgun cartridges currently on the market including the 10mm, .40 S&W, .44 Magnum, .357 Magnum, .38 Super, .380 ACP and even the .45 ACP. The 45 ACP is a bigger projectile, and with modern defensive ammunition, it does offer the most expansive ammunition. factory 45 is about 10 cents a round more than 9mm. The Ballistics of the Calibers Today’s standard issue .45 ACP projectile travels at around 830 feet per second while the typical 9mm travels in the vicinity of 1200 feet per second. The question I keep asking, to which i have yet to get an answer, is why are we still arguing the merits of two cartridges that are both over a century old, instead of moving on to newer, more effective choices? Terminal performance of modern defensive rounds is relatively similar in ballistics gel. When I got out of the Army, I worked civilian ER’s for more than 30 years and in that time, I have seen probably hundreds of GSW’s in all calibers. If you find yourself in a fair fight your tactics suck. The .45 was developed by John Browning in 1904. Although the 45 did beat the 9mm in one shot stop ratio the margin was so slim that it is hardly noticable. Thirdly, ammunition for both cartridges can be designed to deliver more than a foot of penetration in a human body. 4 of 10 Bill Wilson of Wilson Combat: 9mm vs. .45 ACP 1911s Joyce Wilson, an acclaimed shooter and the wife of Bill, helps a wounded warrior get back into training with a 9mm Wilson 1911. A 9mm gun costs between 40% and 50% less than a .45. 9mm (Manageability) The 9mm Luger has slightly less recoil. There were several more instances prior to this with the 9mm round where we hit out targets and the target kept fighting. How Much Is Too Much When It Comes To Handloading? This is the mother of all debates. Responsible for ending friendships, starting fistfights, and countless divorces, this debate will tear your life apart. This, in conjunction with the faster twist rate of 9mm barrels, makes it easier to design bullets for the 9mm that will reliably expand over a broader velocity spectrum. 9Mm fires bullets with an average of 0.75 ” inches, but it also carries weight. 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