1/16 of one inch. The 357 Mag (mentioned very briefly here) has the largest range of pre-manufactured ammo power wise or all calibers, and tops off at a hefty 900 ft. lbs. The .45 ACP was designed for rapid, precision firing by police officers and soldiers. They are the same. Both pistols use different calibers but the same diameter of bullets (0.452 in). It has been used at one time by the US army veterans. The low velocity and heavy weight of the .45 is great for striking large areas and creating large wounds. When choosing between the two, also consider which gun feels better in your hand. Their popularity questions, which then is the better out of the two. of ME, so these kick more than any of the 45 ACP cartridges, even those that go up to 616 of ME ft. lbs. First, the .45 Auto (ACP). The following ammunition cartridge ballistics information and chart can be used to approximately compare .327 Federal Magnum vs .45 Auto ACP ammo rounds. A round with a similar name, that is not the same, is the .45 Auto Rim. The OP was confused about 45 ACP vs 45 Auto. 45 ACP and 45 Long Colt ammo are not interchangeable. The higher pressure .45's ballistics (hence the "+P") with its consequent increased velocity, are not too dissimilar from many 10mm loads—on paper. Most if not all pistols chambered for the .45 ACP made in the last 50 years can stand that additional pressure. The following ammunition cartridge ballistics information and chart can be used to approximately compare .32 Auto (7.65mm Browning) vs .45 Auto ACP ammo rounds. I remember as a kid the confusion over 30-30 Winchester vs .30 WCF (Winchester Centerfire). 45 ACP was developed shortly after the turn 20 th century as the US Military was looking to transition to the newest semi-automatic platforms. It is the same case as the .45 ACP except for a rim which is thicker than usual to take up the headspace of the ACP rim plus clip thickness. Not that you asked, but now you know. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to … However, the 9mm Kurz and 9mm Makarov are both different cartridges. Yes 45 ACP = 45 Auto But NOT 45 Auto Rim or 45 GAP 45 auto rim will not load into the magazine if it's a single stack, or if it's a double stack mag and it does load, it will not chamber. I'm a sick person. These points against the .45 ACP are valid, but the 10mm Auto is far from perfect and has had a much, much spottier past than the .45 ACP. I have two 1911s both .45 Auto. The ammo variety. But personal defense handguns largely come down to the sense of security they impart. The 45 ACP and the 45 Gap are the two most popular pistols being used today. You can shoot 45 ACP in a weapon designed for 45 ACP. I imagine the term "45 Long Colt" remained popular because of the shorter 45 ACP. The .45 ACP cartridge was developed by John Browning in the early 20th century as he was developing one of the first auto-loading pistols for the U.S. military. Compare 45 acp/auto ammo from the top online retailers to find the lowest price. Even if you somehow get the cartridge to fit, I would not recommend putting the 45 ACP ammo into the chamber of your 45 LC pistol — it could lead to a big boom that is more likely to hurt you than a potential attacker. Complete 45 ACP ammunition ballistics Chart. The .45 ACP pistol cartridge is popular in the United States. Higher permissible chamber pressure enables a cleaner burn, more uniform velocities and leaves less powder residue. “BUT” there are 3 different type of 45 auto ammo. If you’re happier with 230gr on your hip, well that’s your call and it’s literally your life. Firing a bullet of approximately the same weight, the .45 ACP and .44 Magnum represent different approaches to cartridge design. 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). Full moon clips and hand tools to load and unload them have cut into the popularity of the Auto Rim, but it is still being made if you want to shoot your .45 ACP/AR revolver conventionally. That's only a 2,000 psi increase. With .45 ACP, the standard cartridge pressure is 21,000 PSI and the SAAMI .45 ACP +P standard is 23,000 PSI. 45 Auto Rim it’s still around in limited quantities. The .45 Auto-Rim is the exact cartridge in design and purpose as the .45 ACP , except for the rim. This is acceptable, for the lower pressure .45 ACP rounds, but attempting to fire a .45 Super round out of an unmodified .45 ACP weapon can cause the .45 Super shell casing to bulge, and then burst, causing catastrophic failure in the firearm. It might damage the extractor if it tries. 45 ACP, or now 45 Auto is one of the oldest metallic cartridges still in common use today. It’s always a great match up that clearly defines the legendary stopping power of .45 ACP at shorter ranges, with .357 performing better for penetration at longer distances. If you’re considering getting into self-defense or shooting as a hobby, it’s a good idea to look at all of your options, whether they’re 1911s or not. Then there is the 9mm Luger or 9mm Parabellum or 9x19 or 9mm Nato which is the same cartridge. The .45 ACP cartridge was intended to replicate the stopping power of the once popular .45 Colt cartridge, but to offer it in a short enough case to operate in a semi-auto pistol. The maximum average chamber pressure of the .45 ACP is 21,000 psi vs. 14,000 for .45 Colt. .45 ACP is a very controllable defense round. The ACP’s full form is the Automatic Colt Pistol. Compare all 45 ACP ammunition manufacturers on one easy to read chart. Find Bulk 45 acp/auto ammunition fast and cheap with Americas best ammunition search engine. .45 ACP/AUTO Ammo for Sale! This fact has given it quite a favorable reputation. There is a lot of difference between an ACP and an Auto pistol. In … Pros/Cons of the .45 ACP. That how much closer you’d be with a 45 ACP vs a 9mm. The .45 Auto Rim, also known as 11.5x23R, is a rimmed cartridge specifically designed to be fired in revolvers originally chambered for the .45 ACP cartridge.. With 230-260 grain cast bullets, a 45 ACP approxcimates the velocity of factory .45 Colt lead loads, and uses common pistol powders. You have the, 45 ACP the most popular of rounds. His creation, the Model 1911 pistol, and the cartridge he designed for that weapon, were adopted by the U.S. Army in 1911 and stayed in service until it was replaced in the early 1980s by the Beretta M9 9 mm pistol. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to … But it wouldn't be able to chamber enough to fire. Some people prefer the heavier feel of a .45 ACP, while others find the light and slim nature of the 9mm to be more easy to use. Ultimately, both guns are great weapons to have. The ACP and the GAP show the type of … The .45 ACP is regarded as a top self-defense round in terms of stopping power and recoil. In this video, I introduce a new bullet comparison... the .40 caliber vs .45 ACP! We think the 9mm vs 45 ACP for personal defense is done and relatively dusted. Settling 9mm vs.45 ACP. Many other straight-walled rounds are the same except for length. Despite being heavy rounds, .45ACP recoil doesn’t get in its way. 45 GAP a all new round made by Glock, for that is shorter then the standard 45 ACP and can not be shot in a 45 ACP. These thoughts cross my mind.You can support my channel by shopping online through my Amazon portal at https://amzn.to/38grJ6P If you are not going to reload the .45 Auto is most definitely the way to go. There is one model called the .45 ACP that is notorious for inflicting uniquely placed often inaccessible wounds. With a 40 S&W, you’d be 0.03 of an inch closer than a 9mm. If you were shooting a 45 ACP that landed in the exact same place as a 9mm, you’d only be half the diameter – or 0.060 of an inch – closer to the vital zone than a 9mm. .45 ACP vs 9mm comparison. So popular, it could wear the title “America’s Cartridge.” It is synonymous with power and the all-American philosophy, “More is Better.” Like our muscle cars, it is big, hard to handle, and unapologetic. The old standard for .45 ACP is a 230gr bullet at 850fps. So we’ve established that one of the biggest advantages of having a .45 ACP pistol is power. 45 ACP vs 45 GAP Pistols. I have enough brass, powder, and primers to load about 1,000 rounds of .45 Auto and than it's back to factory loads as I'm … I made spacers to use for .38 Special/.357 Magnum , .44 Russian/Special/Magnum , ..45 S&W/Colt , … Of course, the 45 LC is not a semi-auto handgun ammo, but the 45 ACP, and can be fired in both revolvers and semi-autos. A 9mm is generally cheaper, has less recoil and higher velocity than a .45 ACP. To assuage my lingering guilt, I rationalized I could duplicate my departed 10mm if I loaded my Glock with.45 ACP+P ammunition. Not every .45 ACP pistol out there falls under the 1911 category, and a lot of them falling outside of it are durable, high-quality, and well-recommended products. The difference in pressure from standard 45 ACP to the Plus P loads isn't that much. (a 185 gr bullet). 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