# Sig Sauer P320 9mm 3.9in Black

**Brand:** SIG Sauer
**Category:** Compact Handguns
**Caliber:** 9mm

## Specifications

- **Caliber:** 9mm
- **Barrel Length:** 3.9"
- **UPC:** 798681698813
- **SKU:** UCE3nP0u5

## Description

The Sig Sauer P320 is a striker-fired semi-automatic pistol chambered in 9mm with a 3.9-inch barrel. This configuration ships with a 15-round magazine, Siglite night sights, an optic-ready slide, and a manual safety. The Nitron black finish covers the slide over a polymer grip module.

### Key Specifications
- **Brand**: Sig Sauer
- **Model**: P320
- **Caliber**: 9mm
- **Action**: Semi Auto
- **Barrel Length**: 3.9 in
- **Capacity**: 15 rounds
- **Color/Finish**: Black (Nitron)

### Detailed Features
- 3.9-inch barrel in a compact frame
- 15-round magazine capacity
- Optic-ready slide cut
- Manual safety installed
- Siglite night sights
- Polymer grip module

## Frequently Asked Questions

**Q: What caliber is the P320?**

A: The P320 is chambered in 9mm.

**Q: Who makes the P320?**

A: The P320 is made by Sig Sauer.

**Q: What type of firearm is the P320?**

A: It is a compact striker-fired semi-automatic pistol.

**Q: What is the barrel length of the P320?**

A: This configuration has a 3.9-inch barrel.

**Q: How many rounds does the P320 hold?**

A: It ships with a 15-round magazine.

**Q: Is the P320 optic-ready?**

A: Yes. This P320 has an optic-ready slide cut.

**Q: Where can I buy the P320?**

A: Compare current vendor offers on this page.

## What Customers Say

*AI-generated insights from customer reviews*

P320 owners in the compact configuration tend to appreciate the modularity of the platform. The ability to swap grip modules and caliber conversions is a frequent talking point, and owners who carry the Compact note that the 3.9-inch barrel gives a usable sight radius without making the pistol hard to conceal.

The optic-ready cut on this variant is well received. Owners who run a red dot say the slide cut is clean and compatible with a wide range of optics. The manual safety divides opinion: some carriers specifically sought it out for administrative handling, while others find it an unnecessary step in a striker-fired platform.

Reliability feedback on the P320 Compact is generally positive. The Siglite sights are considered a practical standard inclusion. A recurring note is that the trigger, while functional, is not a standout feature, and some owners swap to an aftermarketolecule early on.

## Pricing

**2 offers available**

| Vendor | Price |
|--------|-------|
| Shootingsurplus Com | $505.37 |
| Buds Gun Shop | $521.99 |

## Similar Products

- [Sig Sauer P320 Carry 9mm 3.9in Black](https://gunsnation.com/p/sig-sauer-p320-carry-9mm-3-9in-black/UCE3nP0uC)
- [Sig Sauer P320 M18 9mm 3.9in Black](https://gunsnation.com/p/sig-sauer-p320-m18-9mm-3-9in-black/UCE3nOgU3)
- [Sig Sauer P320 Carry 9mm 3.9in Black](https://gunsnation.com/p/sig-sauer-p320-carry-9mm-3-9in-black/UCE3nP0hX)
- [Sig Sauer P320 Pro 9mm 3.9in Black](https://gunsnation.com/p/sig-sauer-p320-pro-9mm-3-9in-black/UCE3nOzn2)
- [Sig Sauer P320 Compact 9mm 3.9in Black](https://gunsnation.com/p/sig-sauer-p320-compact-9mm-3-9in-black/UCE3nP0hQ)
- [SIG Sauer P320 XCarry 9mm 3.9in Black](https://gunsnation.com/p/sig-sauer-p320-xcarry-9mm-3-9in-black/UCE3nP6QE)

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*Data from [GunsNation](https://gunsnation.com)*