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The SIG Sauer P365 series has become one of the most popular lines of concealed carry pistols in the firearms market. Known for its compact size, reliability, and versatility, the P365 series offers several variants tailored to different preferences and needs. If you’re considering adding a SIG P365 pistol to your collection, this guide will break down the key differences between the major models to help you make an informed decision.
The original SIG P365 is the model that started it all. Introduced in 2018, it quickly gained a reputation for combining a compact frame with impressive capacity.
Specifications:
Caliber: 9mm
Capacity: 10+1 (standard), with optional 12+1 and 15+1 magazines available
Barrel Length: 3.1 inches
Weight: 17.8 oz (unloaded)
Key Features:
Compact size ideal for concealed carry
X-RAY3 day/night sights for low-light accuracy
Textured grip for improved control
The standard P365 is a solid choice for those seeking a balanced mix of size, weight, and firepower for everyday carry (EDC). Its modular design also allows customization through grip modules and sight upgrades.
The SIG P365 SAS is designed specifically for deep concealment and minimal printing. Its key feature is the innovative FT Bullseye sight system.
Specifications:
Caliber: 9mm
Capacity: 10+1
Barrel Length: 3.1 inches
Weight: 17.8 oz (unloaded)
Key Features:
Flush-mounted FT Bullseye sight, eliminating the need for traditional iron sights
Ported slide and barrel to reduce muzzle flip
Smooth, dehorned slide to prevent snags when drawing
The P365 SAS is perfect for those seeking a snag-free design for seamless concealed carry, though some shooters may prefer traditional sights for target acquisition at longer distances.
For those who want a slightly larger grip and longer sight radius without compromising concealability, the P365 XL is an excellent option.
Specifications:
Caliber: 9mm
Capacity: 12+1 (standard), with optional 15+1 magazines
Barrel Length: 3.7 inches
Weight: 20.7 oz (unloaded)
Key Features:
Extended slide and barrel for improved accuracy and reduced recoil
Flat trigger design for enhanced control and comfort
Optics-ready slide for mounting red dot sights (ROMEOZero footprint)
The P365 XL is ideal for shooters who prefer a fuller grip while still prioritizing concealability and comfort.
The SIG P365 X combines features of the standard P365 and the XL model, giving shooters the best of both worlds.
Specifications:
Caliber: 9mm
Capacity: 12+1 (standard), with optional 15+1 magazines
Barrel Length: 3.1 inches
Weight: 18 oz (unloaded)
Key Features:
Compact slide with the extended P365 XL grip module
Optics-ready slide (ROMEOZero footprint)
Flat trigger design for improved ergonomics and control
The P365 X strikes a great balance between compactness and shootability, making it an increasingly popular choice for everyday carry.
The newest addition to the P365 lineup, the P365 Macro, is designed for those who prioritize capacity and control while still maintaining a slim profile.
Specifications:
Caliber: 9mm
Capacity: 17+1
Barrel Length: 3.1 inches
Weight: 21.5 oz (unloaded)
Key Features:
Full-length grip with a 17-round magazine capacity
Optics-ready slide for mounting red dots
Integrated compensator for reduced recoil and faster follow-up shots
The P365 Macro is ideal for shooters who want maximum capacity without stepping up to a larger pistol platform.
The SIG P365 .380 is designed for those who want a lighter-recoiling option in the same compact platform as the original P365.
Specifications:
Caliber: .380 ACP
Capacity: 10+1
Barrel Length: 3.1 inches
Weight: 15.7 oz (unloaded)
Key Features:
Same compact size as the original P365, chambered in .380 ACP for softer recoil
Ideal for shooters seeking improved control or those sensitive to 9mm recoil
The P365 .380 ACP is a great option for new shooters or those looking for a manageable concealed carry firearm.
The P365 Legion is a high-performance variant designed for competition, enhanced shooting experiences, and top-tier performance.
Specifications:
Caliber: 9mm
Capacity: 12+1 or 15+1
Barrel Length: 3.1 inches
Weight: 20.5 oz (unloaded)
Key Features:
Steel Frame Construction: Unlike most P365 models with polymer frames, the Legion model is built on a steel frame, adding weight for improved recoil control and enhanced durability.
Enhanced Trigger: Features a high-performance flat trigger with a lighter, crisper pull for better control and faster follow-up shots.
Custom Legion Gray Finish: Distinctive aesthetics with SIG Sauer's signature Legion gray coating, offering a sleek and rugged appearance.
X-RAY3 Night Sights: These high-visibility sights improve target acquisition in low-light conditions, enhancing both defensive and competition use.
Optics-Ready Slide: Like the P365 XL and X models, the Legion features an optics-ready slide for mounting red dot sights.
Extended Magwell: Designed for faster reloads and improved grip ergonomics, particularly useful for competitive shooting environments.
The P365 Legion is ideal for serious shooters who want superior performance, greater control, and a pistol optimized for precision shooting and rapid engagement.
Choosing the right P365 model depends on your priorities:
For deep concealment: The P365 SAS is best for those seeking a snag-free design.
For maximum versatility: The P365 X offers the best balance between size, capacity, and customization.
For maximum capacity in a compact frame: The P365 Macro is your best bet.
For traditional concealed carry with reliable performance: The standard P365 is a trusted option.
For improved accuracy and handling: The P365 XL provides the extended grip and sight radius for more precise shooting.
For softer recoil and ease of handling: The P365 .380 ACP is perfect for those sensitive to recoil.
For competition and enhanced shooting performance: The P365 Legion is designed for serious shooters seeking top-tier features.
SIG Sauer's P365 lineup offers an impressive range of options tailored to different concealed carry preferences. Whether you prioritize deep concealment, enhanced capacity, or a modular design for customization, there's a P365 model designed to meet your needs. By understanding the differences among these models, you can confidently choose the pistol that fits your lifestyle and shooting preferences.
At CDC Arms, we carry a wide selection of SIG P365 pistols along with accessories to customize your firearm. Browse our inventory or contact us for personalized recommendations to find your perfect fit.