The Heckler and Koch P30 V3 is a DA/SA semi-automatic pistol chambered in 9mm Luger. It holds 10+1 rounds, has a 3.85-inch cold hammer-forged barrel, measures 10.7 inches overall, and weighs 26.08 oz. Night sights are standard. The black polymer frame has a finger-grooved grip with interchangeable backstraps. 
 

Key Specifications 

• Brand: Heckler and Koch 
• Model Name: P30 (V3) 
• Caliber: 9MM Luger 
• Action Type: DA/SA (Double Action / Single Action) 
• Capacity: 10+1 rounds 
• Barrel Length: 3.85 inches 
• Overall Length: 10.7 inches 
• Weight: 26.08 oz 
• Sights: Night sights 
• Grip Style: Black finger grooved with interchangeable backstraps 
• Safety Mechanism: Ambidextrous decocker 
• Finish Color/Type: Black 
   

Features 

The cold hammer-forged barrel holds up to high round counts better than a button-rifled barrel and contributes to accuracy. The ambidextrous decocker lowers the hammer safely without firing, which is the standard carry method for a DA/SA gun, hammer down, decocked, in DA mode. The interchangeable backstraps accommodate different hand sizes. Night sights give low-light target acquisition without batteries. 
 
Ambidextrous controls on both the decocker and magazine release work for left-handed shooters as well as right-handed. The polymer frame keeps weight down while the steel slide provides durability where it counts.

The HK P30 V3 9mm draws consistent praise for ergonomics, reliability, and build quality.

Grip comfort is mentioned most often. The finger-grooved design and interchangeable backstraps fit a wide range of hand sizes, and most owners report a natural point of aim. This feature is frequently cited as a differentiator from other pistols in the category.

Accuracy and trigger feel get strong feedback. The DA/SA action gives a consistent single-action pull after the first shot, and the smooth trigger is commonly praised. Reliability across various ammunition types is well-established in owner reports, consistent with HK's broader track record.

Night sights get straightforward positive marks. They work in low light and most buyers appreciate not having to immediately replace factory sights.

Critiques are practical rather than fundamental. The P30 is on the larger side for a carry pistol, and buyers who prioritize concealability sometimes note it. The 10+1 capacity is adequate but lower than some competitors. Price is the most common friction point. HK commands a premium, and some buyers question whether the delta over similarly capable competitors is justified. New shooters occasionally mention the DA/SA system requires more practice time than a striker-fired pistol.