Is 9mm or 45 better suppressed?
The 9mm is not quieter than the 45 acp in many cases. The 45 acp is 16–17000 psi, the 9mm is between 35–40000 psi, harder to suppress higher pressures! Bullets have to be no faster than about 1080 fps at sea level to be subsonic and thus be effectively suppressed.
Is 9mm quieter than 45?
Decibel scale is exponential. 9mm comes in at 159.8 dB and 45 acp at 157 dB for a difference of 2.9 dB. Well every 3 dB is a factor of 2 in sound energy, so there really is a difference and 9mm is significantly louder.
What has more stopping power 9mm or 45?
45-caliber cartridge has more propellant, the 9mm round usually has more penetrating power because the smaller round faces less air resistance on its nose as it files [sic] through the air, said Neil Clapperton, a firearms and forensic expert with the Rhode Island State Crime Laboratory.
What 45 acp do special forces use?
45-caliber Close Quarter Battle Pistols for the service’s elite special operations troops. The Colt 1911-style pistol replaced the fleet of worn-out Marine Corps Forces Special Operations Command, or MARSOC, M45 pistols.
How loud is a suppressed 45 acp?
A . 45 ACP pistol shot generates about 162 decibels, depending on the specific ammo and gun, and is well over the threshold for permanent hearing loss. Adding a suppressor reduces that sound output to about 133 decibels, below that threshold.
What are the advantages of the 9mm over the 45 ACP?
Here are some of the advantages that the 9mm has over the .45 ACP: The 9mm also has a higher muzzle velocity than the .45 ACP because it uses lighter bullets. This has caused a debate in the firearms community over what’s better, a fast and light cartridge or a heavy and slow one.
Should I get a suppressor for my 9mm?
You don’t want to hinder your future suppressing options because you only have a 9mm right now. With a multi-caliber suppressor you’ll be good to go from tiny rimfire all the way up to .45 ACP. And some will even handle .300 BLK subsonic rounds. And if you’re thinking of applying for the NFA without a gun trust…don’t. Definitely go with one.
What is the true stopping power of the 9mm?
The true stopping power goes to the 45 acp (I.e. death) 92+%, 9mm is just over 50%. Center mass Shot placement. Which is why spec ops and the FBI still have 45 acp in their arsenals.
How quiet is the banish 45 on the 9mm M18?
Enough about that…here is the Banish 45 in action on the 9mm M18 with its short configuration: And now in its even more quiet long configuration: A good ~10dB difference so you can make the call on if you want it quieter or shorter. Manufacturer Specs (Banish 45): Decibel Rating: 36 dB reduction Rating: Rimfire to .45 ACP