10mm/.40 Cal Performance
10MM AUTO
Size: The 10mm Auto has a bullet diameter of .400 inches, a neck diameter of .423 inches, and a base and rim diameter of .425 inches. The case length is typically 0.992 inches.
Muzzle Velocity: Typically, the muzzle velocity of a 10mm Auto round can range from about 1,200 to 1,400 feet per second, depending on the load.
Stopping Power: 10mm Auto is a powerful round. The muzzle energy can range from about 550 to 700 foot-pounds for common loads.
Terminal Ballistics: The 10mm Auto is known for deep penetration and a large permanent wound channel, making it a popular choice for hunting and self-defense.
Recoil: 10mm Auto is known for its substantial recoil, which can be challenging for some shooters to manage, particularly in rapid-fire situations.
.40 S&W
Size: The .40 S&W has a bullet diameter of .400 inches, and a neck, base, and rim diameter of .424 inches, The O.A.L is typically 0.850 inches.
Muzzle Velocity: The muzzle velocity of a .40 S&W round typically ranges from about 950 to 1,200 feet per second, depending on the load.
Stopping Power: .40 S&W rounds typically have muzzle energy ranging from about 350 to 500 foot-pounds.
Terminal Ballistics: .40 S&W provides good penetration and a significant permanent wound channel. It’s a popular choice for law enforcement and self-defense due to its balance of power and control.
Recoil: The recoil of .40 S&W is generally more manageable than the 10mm Auto, but it is still more substantial than smaller calibers like the 9mm.
These are generalized figures and actual results will vary based on a range of factors, including the specific ammunition used, the type of bullet and load, and the firearm it’s fired from.