The Sig Sauer 1911 Compact C3 is a .45 ACP single-action pistol with a 4.2-inch carbon steel barrel, a black anodized steel frame, and a stainless steel slide. Rosewood checkered grips and low-profile night sights (1-dot front, 2-dot rear) come standard. At 38.8 oz with a 7.7-inch total length it sits between full-size and officer-size 1911s. 
 

Key Specifications 

• Manufacturer: Sig Sauer 
• Model: 1911 
• Series: Compact C3 
• Caliber: .45 ACP 
• Barrel Length: 4.2 inches 
• Capacity: 7 rounds 
• Weight: 38.8 ounces (2.4 pounds) 
• Frame Material: Steel with Black Anodized finish  
• Slide Material: Stainless Steel  
• Grip Material: Rosewood (Stained & Checkered) 
• Safety Features: Thumb and Grip safety 
   

Detailed Features 

The compact 1911 length makes it easier to carry than a 5-inch Government model while keeping the single-action trigger that 1911 shooters prefer. The anodized steel frame over stainless steel slide gives a visual contrast between the two components. Factory night sights remove the need for an early upgrade purchase, which is common for 1911s shipped with basic black sights. Rosewood grips provide grip texture and visual character.

The Sig 1911 C3 .45 ACP draws consistent positive reviews for build quality and trigger feel, which is expected from a Sig 1911 at this price tier. The compact length makes it more practical for carry than a full Government-size 1911, and the combination of night sights plus the rosewood grip treatment is noted as well-considered.

At 38.8 oz the C3 is still on the heavier end for a carry pistol, and the 7-round capacity is low compared to modern double-stack options. Most owners treat it as a premium carry option rather than a capacity-focused defensive pistol. Customization is an area owners engage with. Grips and sights both see frequent aftermarket substitutions, which is typical for the 1911 platform.