.223 Remington (5.56x45mm NATO) VS 10 mm

About The .223 Remington Ammo is bottlenecked and rimless cartridge, developed in 1957 for the United States Army when the need for a small-caliber cartridge capable of delivering a high velocity arose. Even to this day, the .223 Remington Ammo is considered one of the most popular bullets and is used by various manual action and semiautomatic handguns. The .223 Remington Ammo offers better accuracy in NATO barrel chamberings than the 5.56x45mm Ammo. Even though these two bullets are pretty similar, they require significantly different chambers to be used properly. A longer barrel of the gun typically offers a greater muzzle velocity. When it comes to the .223 Remington Ammo, the muzzle velocity decreases or increases about 25.7 feet per second for an inch on barrel length. The overall length of this bullet is 57mm, and the bullet diameter measures 5.7mm. Velocity offered by the .223 Remington Ammo is 3,750 feet per second while producing an energy level of 959 ft. lbf.  Manufacturer In the year 1962, Remington Arms designed the .223 Remington Ammo, and in the coming year of 1964, Remington Arms and Fairchild Industries developed this bullet.  Uses The .223 Remington Ammo has proven to be the most popular cartridge in its category and is widely used in a manual action, semiautomatic rifles, and even handguns. The .223 Remington Ammo is used for hunting small to medium-sized game and self-defense.  

About The .10mm Auto Ammo is a powerful semi-automatic cartridge for pistols designed and introduced to the markets in 1983. Although being selected by the FBI in 1989, it was decommissioned because of the heavy recoil, which made the cartridge unsuitable for training average agents and police officers. Also, the chamber of the pistols for the .10mm Auto Ammo was too large for individuals with small hands. A former cartridge design was powered up, which resulted in a very powerful bullet that can retain a flat trajectory and high energy of a magnum cartridge for revolvers in a short, versatile rimless bullet for a semi-automatic pistol. The .10mm Auto Ammo produces a slightly higher energy level than the .357 Magnum Ammo at the maximum potential. The overall length of the .10mm Auto Ammo is 32mm, and the bullet diameter is 10.17mm. The 155-grain bullet variant of the .10mm Auto Ammo can travel at a velocity of 1,500 feet per second and creates an energy level of 775 ft.lbf.  Manufacturer The .10mm Auto Ammo was first designed and developed by United States Marine Jeff Cooper in 1983.  Uses The .10mm Auto Ammo has three main uses. Hunting, defense, and tactical purposes. This cartridge is widely used for white-tailed deer hunting. The FBI and many law enforcement in the US still use the .10mm Auto Ammo for their operations.