Handgun cartridge reference
5.7x28mm Ammunition
Also known as 5.7 FN.
A tiny, very high-velocity round with light recoil and high capacity — distinctive for its flat trajectory in a handgun.
At a glance
Common firearms in 5.7x28mm
Frequently asked
How much does 5.7x28mm cost per round?+
5.7x28mm typically runs about $0.50–$0.90 per round online, roughly $700 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 5.7x28mm used for?+
5.7x28mm is most commonly used for defense, target. A tiny, very high-velocity round with light recoil and high capacity — distinctive for its flat trajectory in a handgun.
What firearms are chambered in 5.7x28mm?+
Popular options include FN Five-seveN, Ruger-5.7, PS90. It falls in the handgun category.
How much does 5.7x28mm recoil, and is it available?+
5.7x28mm has light recoil for its class, and availability is currently "moderate." You may need to order it online or from a specialty retailer.
Track your 5.7x28mm the smart way
Rangium logs your 5.7x28mm 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 5.7x28mm firearms in the marketplace.