Complete 357 magnum ammunition ballistics Chart. Compare all 357 Magnum ammunition manufacturers on one easy to read chart. All the ballistics from all manufacturers, finally... in one place.
To begin with, it must be understood that the .357 Magnum is a low velocity cartridge. ... With regards to the age old comparison between the .357 and the .44, the 44 Magnum is a significantly superior hunting cartridge where heavier game may be encountered.
.357 Mag Results in fps. Click here for a Muzzle Energy graph for the tests in this caliber. And remember to also check the list of ammunition tested as part of the Cylinder Gap tests.
For further comparison, the .357 Magnum has a higher velocity at 100 yards (91 m) than its parent .38 Special has at the muzzle. The 357 Magnum's effectiveness on game is similar to that of the .45 Colt, but with a much flatter trajectory due to its higher velocity.
With .38 Special, and especially with .357 magnum, conventional wisdom says that barrel length has a huge bearing on the effectiveness of the bullet. The longer the barrel, the greater the velocity, and for self-defense rounds, higher velocities often translate to better penetration and expansion.
The Best .357 Magnum Ammo is the ammunition that fits the specific need for you in the most efficient manner. That’s an interesting concept though, as the .357 Magnum cartridge is a versatile cartridge capable of many duties.
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Velocity. As illustrated in the chart, .357 Magnum rounds - on average - achieve a velocity of about 1290 feet per second (fps) while .45 Colt (LC Long Colt) rounds travel at a velocity of 1050 fps. To put this into perspective, a Boeing 737 commercial airliner travels at a cruising speed of 600 mph, or 880 fps.