The Diamondback DB380 is a double-action-only .380 ACP semi-automatic pistol with a 2.8-inch barrel, 6+1 capacity, and black polymer frame. At approximately 8.8 oz it's among the lightest .380 ACP pistols available. 
 

Key Specifications 

• Model: DB380 
• Brand: Diamondback 
• Caliber: .380 ACP 
• Action: Double Action Only (DAO) 
• Barrel Length: 2.8 inches 
• Capacity: 6+1 rounds 
• Weight: 0.5 lbs (approximately 8.8 oz) 
• Finish: Black 
• Safety Type: Firing Pin Safety 
• Grip Material: Black Polymer 
• Sight Configuration: 3-Dot Glock Compatible 
   

Detailed Features 

The DB380's overall length is 5.60 inches with the 2.8-inch barrel - a genuinely pocket-sized footprint. The DAO trigger fires on every pull without needing to cock the hammer, and the integrated firing pin safety prevents discharge without full trigger pull. Glock-compatible dovetail sights allow swapping to aftermarket options without custom machining. 
 
The all-polymer construction keeps weight at 8.8 oz unloaded. At this weight and size, .380 ACP recoil is felt more sharply than in heavier firearms, which affects shootability for extended sessions.

The DB380 is discussed almost exclusively in the context of pocket carry, where its dimensions and weight are the primary selling points.

The ultra-light 8.8 oz weight and small overall size get consistent positive comments from owners who carry it daily. It fits in most front pants pockets without printing and doesn't add noticeable weight. For that specific use case it delivers what it promises.

Reliability is the most debated aspect. Some owners report consistent function across dozens of range sessions. Others have had feeding or cycling failures, particularly with certain ammunition types. The consensus recommendation from the user community is to test multiple ammunition brands until you find one that cycles reliably in your specific pistol before relying on it.

Accuracy takes a hit from the short 2.8-inch barrel and abbreviated sight radius - it's adequate for the close-range scenarios where a pocket .380 would realistically be deployed, but less capable at distance than larger pistols. The DAO trigger is heavy by design, which also affects precision shooting. Grip size limits the number of fingers that can wrap the frame, which makes controlling recoil harder.

The DB380 has a clear target use case and serves it adequately, but potential buyers should test their chosen ammunition thoroughly before trusting it for carry.