The Heckler & Koch P30 is a compact 9mm semi-automatic pistol with a polymer frame and steel slide. It runs a single/double-action mechanism and ships with 15-round capacity. 
 

Key Specifications 

• Manufacturer: Heckler & Koch 
• Model: P30 
• Caliber: 9mm Luger (9x19 Para) 
• Action: Single/Double 
• Barrel Length: 3.9 inches 
• Overall Length: 6.99 inches 
• Height: 5.43 inches 
• Weight: 1.63 lbs (26.1 oz) 
• Capacity: 15 rounds 
• Frame Material: Polymer 
• Slide Material: Steel 
• Grip Description: Textured Polymer Black 
• Sights Front/Rear: Night Sights (1-Dot Front, 2-Dot Rear) 
   

Features 

 
The polymer frame keeps weight at 26.1 oz while the steel slide adds durability. The double/single-action gives flexibility -- double action for the first shot from a decocked position, then single action for follow-up shots, or cocked and locked single action throughout. Night sights with 1-Dot front and 2-Dot rear work well in low light, which is a practical choice for a defensive pistol. The exposed hammer allows manual cocking; the thumb-operated decocking safety handles safe carry. 
 

Usage 

 
At 3.9 inches of barrel and just under 7 inches overall, the P30 works well for concealed carry while still being shootable enough for range work. The 15-round capacity is good for the size class. Night sights add value for home defense where low-light encounters are likely.

The P30 gets consistently positive feedback. Users appreciate that it sits between a full-size and a subcompact -- manageable for carry but not so small that it's hard to shoot accurately. Accuracy is a recurring positive theme, and the night sights get called out specifically as useful and well-implemented.

Price is the most common criticism. It's on the higher end of compact pistols, and some shoppers see better value elsewhere. A few people mention the grip texture as more aggressive than comfortable for extended sessions, though this is a minority view. Overall the P30 is viewed as a dependable, capable carry and range pistol.