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.357 Magnum VS .357 SIG

Head to Head Comparison

.357 Magnum

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.357 SIG

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Gun Specifications

Specifications

.357 Magnum

.357 SIG

Height

1.29

0.87

Average FPS

1294

1379

Average Grain

142

122

Average Energy

528

515

Recoil

0.89

0.76

Ballistic Coefficient

145.02

136.35

Gun Stats

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.357 Magnum

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.357 SIG

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Gun Descriptions

.357 Magnum

Also known as 357 Smith & Wesson Magnum, 357 Magnum is a smokeless powder cartridge with a 9.07mm bullet diameter. Smith & Wesson and Winchester introduced it in 1934 as a successor of 38 Special Ammo. This handgun cartridge is an ideal example of extremely effective terminal ballistics. 357 Magnum Ammo Specifications: Cartridge case: .38 Special Case type: Straight Rimmed (R), Bullet diameter: 9.07 mm (.357 inch) Neck diameter: 9.6 mm (379 inch) Base diameter: 9.6 mm (379 inch) Rim diameter: 11.2 mm (.440 inch) Rim thickness: 1.5 mm (.060 inch) Case length: 33 mm (1.29 inch) Overall length: 40mm (1.59 in) Case capacity: 26.2 gr H2O (1.70 cm3) Primer type: small pistol magnum Maximum pressure: 35,000 psi (240 MPa) Maximum CUP: 45,000 CUP 357 Magnum ammo is available in weights ranging from 110 to 200 grains. The case of the cartridge is 1.155 inches long that allows more space for the propellant to hold three grains of powder. Due to the higher powder charge, this cartridge can fire a 125-grain bullet at a velocity of about 1450 feet per second which is more powerful than its competitors. It is an ideal choice for plinking, self-defense, target shooting, and hunting. This handgun cartridge delivers excellent stopping power without creating much recoil to support the easy handling of a handgun. The excellent ballistic performance makes it an ideal choice for shooting practice and serious competitions. It is manufactured by several brands including Federal Ammunition, Federal American Eagle Cartridge, Fiocchi Cartridges, Hornady, Winchester, CCI Blazer Rounds, and Remington.

.357 SIG

357 SIG Developed by popular firearm manufacturer SIG Sauer in collaboration with Federal Cartridge, 357 SIG Ammo is a rimless centerfire handgun cartridge. This bottlenecked cartridge offers good accuracy, stopping power, and is used by several law enforcement agencies. It is developed by necking down a 40 S&W case to accept 9.0mm bullets. It holds slightly longer brass which ranges from 0.23 mm to 0.51 mm. 357 SIG Ammo Specifications: Cartridge case: 10mm Auto Case type: Rimless, bottleneck Bullet diameter 9.02: mm (0.355 inches) Land diameter: 8.71 mm (0.343 inches) Neck diameter: 9.68 mm (0.381 inches) Shoulder diameter: 10.77 mm (0.424 inches) Base diameter: 10.77 mm (0.424 inches) Rim diameter: 10.77 mm (0.424 inches) Rim thickness: 1.40 mm (0.055 inches) Case length: 21.97 mm (0.865 inches) Overall length: 28.96 mm (1.140 inches) Case capacity: 1.27 cm3 Rifling twist: 406 mm Primer type: small pistol Maximum pressure (C.I.P.): 44,240 psi (305.0 MPa) Maximum pressure (SAAMI): 40,000 psi (275.8 MPa) Specially designed to use in semi-automatic handguns, 357 SIG Ammo’s standard 125-grain bullet offers a velocity of up to 1450 feet per second. The 357 SIG Ammo bullet weight ranges from 115 grains (7.5g) to 150 grains (9.7g). The muzzle energy of this ammo is between 488 foot-pounds force (662 J) to over 568 foot-pounds force (770 J). The optical penetration depth of this ammo is from 230 mm (9 inches) to over 420 mm (16.5 inches). 357 SIG Ammo is manufactured by several firearm manufacturers including Triton, Winchester, Federal, Speer, Remington, and Federal.

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