Diamondback Firearms
Diamondback Firearms is an American manufacturer based in Cocoa, Florida, best known for the DB15 AR-15 platform and a growing line of pistols and revolvers that deliver solid performance at competitive price points. The DB15 uses mil-spec components throughout and comes in a range of configurations from standard carbines to pistol-length builds. Diamondback’s pistol lineup includes the DB9 compact 9mm and the DBX57 — a lightweight, AR-style pistol chambered in 5.7x28mm — alongside a series of small-frame revolvers that punch above their price class.
Read our full Diamondback Firearms Buying Guide ↓
What Is Diamondback Firearms Known For?
Diamondback built its reputation on accessible, American-made AR-15s that don’t require a premium budget. The DB15 uses a direct impingement operating system, mil-spec lower parts, and a chrome-lined or nitride-treated barrel depending on configuration — the same fundamentals as rifles costing significantly more. Their revolvers offer a snag-free hammerless design suited to pocket carry, and the DBX57 brought the 5.7x28mm cartridge to a wider audience at a more approachable price than FN’s PS90.
Diamondback DB15 AR-15: What to Know Before You Buy
The DB15 is available in multiple barrel lengths and calibers including 5.56 NATO, .300 Blackout, and .350 Legend. Standard features include a mid-length or carbine gas system, M-Lok handguard, Magpul furniture on many configurations, and a flat-top upper with Picatinny rail. The DB15 is a strong choice for a first AR-15 or a budget-friendly backup rifle. Diamondback also offers DB15 pistol variants with shorter barrels and SB Tactical braces for a compact platform.
Diamondback DBX57: The 5.7x28mm AR-Pistol
The DBX57 is one of the most distinctive firearms in the Diamondback lineup — a lightweight AR-style pistol chambered in 5.7x28mm that accepts FN PS90 magazines. At roughly 4.5 lbs. unloaded, it’s one of the lightest 5.7mm platforms available. The flat-shooting, low-recoil 5.7x28mm cartridge makes the DBX57 a standout range gun and a viable home defense option for shooters who want high capacity and minimal felt recoil in a compact format.
Diamondback Revolvers: Small-Frame Carry Options
Diamondback’s revolver line includes small-frame, hammerless designs chambered in .38 Special and .22 LR. The hammerless profile eliminates snag points for pocket or ankle carry, and the lightweight construction keeps weight down for all-day carry. These aren’t target revolvers — they’re purpose-built for close-range personal defense where simplicity and reliability matter more than adjustable sights or long sight radii.
Diamondback vs. Anderson Manufacturing: Budget AR Comparison
Diamondback and Anderson are the two most commonly compared budget AR-15 brands. Anderson’s receivers are widely used as build platforms and sold as complete rifles at very low price points; Diamondback tends to include more features out of the box — better furniture, handguards, and finish quality — at a modest premium. For shooters who want a complete, ready-to-shoot rifle without building their own, the DB15 typically offers more value than a comparable Anderson complete rifle.
Shop Diamondback Firearms and AR-15 Rifles at Impact Guns
Browse all AR-15 rifles and compare Diamondback with other American manufacturers including Anderson and Radical Firearms. For 5.7x28mm ammunition, see our 5.7x28mm ammo page. For .300 Blackout DB15 builds, visit our .300 Blackout ammo page.