Problems with the S&W 1046 pistols showed up early, both QC issues and agents that found the recoil and large grips of the pistol problematic. The FBI adopted the 10mm after the 1986 Miami shootout, but quickly found issues. Development was handed to Norma, whose finished product was a 200-grain bullet at 1,200 fps and 635 ft-lbs of energy, superior to most. 401-caliber bullet seated.Ĭooper's original specifications were a 200-grain bullet at 1,000 fps, yielding 450-ish ft-lbs of energy. 30-30) cut down to 0.992 inches in length and a. Jeff Cooper, founder of Gunsite and the guy who invented the Four Law of Gun Safety that we've all heard. 40 caliber bullet and typically produced muzzle velocities of about 800 to 1000 fps with a 180-grain projectile. 38-40, a 19th century revolver cartridge that used a. The idea for the cartridge was basically to modernize the. The 10mm has an interesting development history. You will, however, pay for the privilege even during times of plentiful ammunition, it's about double the cost of 9mm. It's an old cartridge, based on ideas from the start of the 20th century, but will still do everything you need a handgun bullet to do. 45 wound, or - for that matter - a 10mm wound. Trauma surgeons cannot tell the difference between a 9mm wound and a. While the mass of the bullet favors greater penetration than 9mm and does make a bigger hole, the difference in terms of test performance (ie calibrated ballistic gelatin) and real-world performance with quality hollow points is rarely better than marginal. 45 ACP is not the man-stopper that some believe. As far as big-bore cartridges go, it's relatively easy to shoot.Īs far as terminal ballistics. 45 ACP brings to the table is that it's a big, heavy bullet that can go in a semi-auto pistol, whereas. 185-grain and 200-grain bullets are the other common loadings. 45 ACP load is a 230-grain round nose bullet propelled to about 830 feet per second (give or take) and about 350 foot-pounds (give or take) of energy. 45 Colt in a semi-auto, and that's what he gave 'em. 45 ACP (Automatic Colt Pistol) cartridge for what became the 1911 pistol because the US Army asked for it. 46īy now we all know the story: John Moses Browning invented the. As you can also see, 10mm is loaded to a higher chamber pressure despite having less case capacity.45 ACP Because They Don't Make A. So as you can see, 10mm has a longer case but a shorter overall length and a smaller projectile than. With that said, here are the specifications: While this leads some people to believe 10mm holds more powder.that isn't actually the case. 10mm vs 45: is one bigger?ġ0mm has a longer case than. So which should you get? Kind of depends on what you're doing with it.
Some people also believe that both calibers have magical powers that they just don't! Some folks end up wondering "which is best." Well.best for what? Best how? How do you define that?īoth are fine pistol cartridges, and suitable for almost any purpose you could have a pistol for. There are some more occult calibers out there, such as the large bore auto magnums and so on, but those are the most practical big bores. Some people just aren't satisfied with 9mm and want something bigger, and those folks usually wind up torn between 10mm vs 45 ACP.
Overall, both cartridges are great choices for self-defense, but the 10mm may be a bit more powerful. 45 ACP is a bit more reliable and it has been around for longer. 45 ACP and it also has a higher capacity. The 10mm is a bit more powerful than the. Both are popular choices for self-defense and both have a lot of stopping power. pull the 45 upper off, slide in the magwell adaptor then drop the 9mm upper on.The 10mm and the 45ACP are two different types of handgun cartridges.ġ0mm vs 45ACP The 10mm is a powerful cartridge that is often compared to the. you need a M10/9 upper and bolt and you also need a magwell adaptor. If you are getting a gun to shoot then get the M10/45 and get a 9mm conversionĪs far as the conversion it's as simple (actually simpler) than converting a AR/M16 to 9mm. I see no reason to get a 10/9 (unless you want one or more for your collection. The advantage to the M10 is that you can shoot 9mm and 45acp
I posted in another thread that there is no reason that a design that works on the 11/nine should not be able to (conceptually) work on the 10. However the 10 is catching up since lage and SCA are currently developing uppers for them. Currently there are more acessories for the 11/nine. Well first decide if you want a SWD m11/nine or a M10, both are very different guns.