Handgun cartridge reference

.25 ACP Ammunition

Also known as 6.35mm Browning, 6.35x16mm.

One of the smallest centerfire pistol rounds — a last-ditch pocket cartridge kept alive by tiny vest-pocket guns.

At a glance

Category
Handgun
Bullet diameter
6.4 mm (.251 in)
Typical use
Deep concealment
Recoil (for its class)
Light
Availability
Specialty
Typical cost per round
$0.55–$0.95
~Cost per 1,000 rounds
$750
Introduced
1905

Common firearms in .25 ACP

Beretta 950Baby BrowningTaurus PT-25
Reference information only. Prices, availability, and specifications vary by manufacturer, load, region, and time. Figures here are typical values for orientation, not offers or ballistic advice. Always confirm the exact cartridge and pressure rating your firearm is stamped for before buying or shooting. Last reviewed 2026-07-05.

Frequently asked

How much does .25 ACP cost per round?+

.25 ACP typically runs about $0.55–$0.95 per round online, roughly $750 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 .25 ACP used for?+

.25 ACP is most commonly used for deep concealment. One of the smallest centerfire pistol rounds — a last-ditch pocket cartridge kept alive by tiny vest-pocket guns.

What firearms are chambered in .25 ACP?+

Popular options include Beretta 950, Baby Browning, Taurus PT-25. It falls in the handgun category.

How much does .25 ACP recoil, and is it available?+

.25 ACP has light recoil for its class, and availability is currently "specialty." You may need to order it online or from a specialty retailer.

Track your .25 ACP the smart way

Rangium logs your .25 ACP 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 .25 ACP firearms in the marketplace.