The Diamondback DB9 is an American-made semi-automatic, striker-fired pistol chambered in 9mm Luger. It's a micro-compact designed around concealed carry. At 0.7 lbs. and 5.6 inches total length, it's one of the lighter options in its class without cutting corners on the slide or frame materials. 
 

Key Specifications 

• UPC: 815875011231 
• Caliber: 9MM LUGER (9X19 PARA) 
• Action: Striker 
• Capacity: 6 ROUNDS + 1 
• Barrel Length: 3 INCHES 
• Weight: 0.7 LBS. 
• Frame Material: Black Polymer 
• Slide Material: Steel 
• Finish: Stainless with EXO Coating 
• Sights: Fixed Windage Adjustable 
   
  The striker-fired action gives a consistent trigger pull with minimal travel, which helps with accuracy during rapid fire. Fixed windage-adjustable sights let you fine-tune for different shooting styles without a separate tool kit. The Finite Element Analysis slide design reduces felt recoil, helping with control on fast follow-up shots. EXO coating on the stainless finish adds corrosion resistance for a gun carried daily in varying conditions. 
   
  At 6+1 capacity, the DB9 is purpose-built for concealed carry rather than range work. It fits comfortably in an IWB holster and is light enough that most users forget they're carrying it. It also works as a backup for experienced shooters, and the straightforward operation makes it accessible for beginners looking for a dedicated defensive pistol.

The Diamondback DB9 draws mixed but largely grounded feedback from users. The compact size and light weight are consistently praised. Most owners cite easy concealment as the main reason they chose it. Controls are straightforward and accessible for newer shooters.

Performance opinions split more. Some owners report clean, reliable range sessions with no feeding issues. Others mention occasional malfunctions, particularly with certain ammunition types, which is a real concern for a primary defensive firearm. The ergonomics divide people too: some find the grip comfortable and controllable, others want better texturing or a slightly different shape.

The EXO coating gets consistent praise for corrosion resistance and durability under daily carry conditions. The price point is frequently mentioned as a positive. The DB9 sits in a budget-friendly range for a micro pistol, and most buyers feel they got fair value.

Aftermarket support is limited compared to more mainstream platforms. Finding holsters and sight upgrades specifically designed for the DB9 takes more effort than it would for a Glock or Smith & Wesson. That's worth factoring in before buying.