The Sig Sauer P938 Blackwood is a subcompact 9mm Luger single-action pistol with an alloy frame and stainless steel slide. The Blackwood configuration uses blackwood stained textured grip panels and SIGLITE Night Sights (1-dot front, 2-dot rear). At 16 oz and 5.9 inches overall with a 3-inch barrel, it packs 9mm performance into a subcompact package. 
 

Key Specifications 

• Manufacturer: Sig Sauer 
• Model: P938 
• Series: Blackwood 
• Caliber: 9mm Luger 
• Barrel Length: 3 inches 
• Total Length: 5.9 inches 
• Total Height: 3.9 inches 
• Weight: 1 pound (16 ounces) 
• Capacity: 6 rounds 
• Action Type: Single-action only 
• Frame Material: Alloy 
• Slide Material: Stainless Steel 
• Grip Material: Blackwood 
• Safety Features: Thumb safety (true) 
   

Features 

 
Single-action operation gives a lighter, shorter trigger pull than DAO alternatives, which aids accuracy but requires carrying with the hammer cocked and thumb safety engaged. SIGLITE Night Sights are useful for low-light defensive use. Thumb safety provides a mechanical block. The alloy frame keeps weight at 16 oz while providing more rigidity than polymer at the same weight. Blackwood grip panels are a cosmetic distinction that also gives secure purchase during firing. 
 

Usage 

 
The P938 in 9mm offers the caliber advantage of 9mm in a subcompact frame comparable to .380 ACP pistols. The 6-round magazine is the primary capacity limitation. Single-action carry requires discipline with the safety, which is something to account for in training. The 3-inch barrel and 16 oz weight make it practical for all-day concealed carry.

The Sig Sauer P938 Blackwood 9mm is well regarded among concealed carriers who want 9mm caliber in the smallest practical format.

Compact size and light weight are the most praised characteristics. Build quality and the Blackwood grips draw positive comments for aesthetics and solid feel. Accuracy and reliability are generally reported as good, and the SIGLITE Night Sights are cited as a practical benefit for carry use.

Recoil is described as snappy for some shooters due to the lightweight alloy frame, more pronounced than in heavier 9mm pistols. The 6-round capacity generates comparison with competing subcompacts that offer more rounds. Price is seen as on the higher end for a 6+1 subcompact, which prompts debate about value relative to alternatives. SAO operation requires deliberate safety management, which some buyers factor into their purchase decision. Holster availability is generally adequate, with most common holster makers offering P938-specific options.