SIG SAUER P320 Compact – 9mm, 3.9″ Barrel, Nitron Finish, 15-Round
The SIG SAUER P320 Compact is a versatile striker-fired, semi-automatic pistol designed around SIG SAUER’s modular handgun platform. Chambered in 9mm Luger, the P320 Compact offers an excellent balance of size, capacity, accuracy, and handling, making it a popular choice for range shooting, training, and other lawful applications.
Featuring a 3.9-inch barrel, a durable Nitron®-finished stainless steel slide, and an ergonomic polymer grip module, the P320 Compact delivers reliable performance in a compact package. The serialized fire control unit (FCU) allows the pistol to be customized with compatible grip modules, slides, and components, providing flexibility for different shooting preferences.
The P320 Compact includes contrast sights, a smooth striker-fired trigger system, and an integrated MIL-STD-1913 Picatinny accessory rail for compatible lights and accessories. With its compact dimensions and 15-round magazine capacity, the P320 Compact provides a practical combination of concealability and shootability.
Specifications
| Feature | Specification |
|---|---|
| Manufacturer | SIG SAUER |
| Model | P320 Compact |
| Caliber | 9mm Luger |
| Action | Semi-Automatic |
| Operating System | Striker-Fired |
| Barrel Length | 3.9 inches |
| Barrel Material | Stainless Steel |
| Slide Material | Stainless Steel |
| Slide Finish | Nitron® |
| Frame Material | Polymer Grip Module |
| Fire Control Unit | Serialized Modular FCU |
| Capacity | 15+1 Rounds |
| Magazine | 15-Round Magazine |
| Sights | Contrast Sights |
| Trigger | Striker-Fired Factory Trigger |
| Safety | Internal Safety Systems |
| Accessory Rail | MIL-STD-1913 Picatinny Rail |
| Grip Module | Compact Polymer Grip Module |
| Controls | Reversible Magazine Release |
| Overall Length | Approximately 7.2 inches |
| Overall Height | Approximately 5.3 inches |
| Overall Width | Approximately 1.3 inches |
| Sight Radius | Approximately 5.8 inches |
| Weight | Approximately 25.8 oz (with magazine) |
Key Features
- Chambered in 9mm Luger
- Compact 3.9-inch barrel
- Durable Nitron® stainless steel slide
- Modular SIG P320 fire control unit design
- Striker-fired operating system
- 15-round magazine capacity
- High-visibility contrast sights
- Integrated accessory rail
- Interchangeable grip module system
- Ergonomic compact frame design
- Excellent balance between size, control, and performance
The SIG SAUER P320 Compact 9mm provides the flexibility of a modular handgun platform with the reliability and ergonomics expected from a modern SIG SAUER pistol.



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