Handgun cartridge reference
.357 Magnum Ammunition
Also known as .357 Mag, 9x33mmR.
A high-pressure magnum that also chambers .38 Special, giving one revolver both a mild practice load and serious defensive power.
At a glance
Common firearms in .357 Magnum
Frequently asked
How much does .357 Magnum cost per round?+
.357 Magnum typically runs about $0.52–$0.82 per round online, roughly $670 for a 1,000-round case at the middle of that range (as of 2026). Bulk cases lower the per-round cost, while premium defensive or match loads run higher. Prices move with supply, so track your own cost per round over time.
What is .357 Magnum used for?+
.357 Magnum is most commonly used for self-defense, hunting, target. A high-pressure magnum that also chambers .38 Special, giving one revolver both a mild practice load and serious defensive power.
What firearms are chambered in .357 Magnum?+
Popular options include S&W Model 686, Ruger GP100, Colt Python. It falls in the handgun category.
How much does .357 Magnum recoil, and is it available?+
.357 Magnum has moderate–heavy recoil for its class, and availability is currently "common." You'll find it at most retailers and online.
Track your .357 Magnum the smart way
Rangium logs your .357 Magnum by the round: stock on hand, cost per round and spend over time, with low-stock warnings when you run short. Ask Vanta how much you have left, and list or find .357 Magnum firearms in the marketplace.