# Sig Sauer P320-XTEN 10mm Optics-Ready Pistol - Black Matte

**Brand:** SIG Sauer
**Category:** Full Size Handguns
**Caliber:** 10MM AUTO

## Specifications

- **Caliber:** 10MM AUTO
- **Barrel Length:** 5"
- **Capacity:** 15 rounds
- **Finish:** N/A
- **Weight:** 33 oz
- **Overall Length:** 8.5"
- **UPC:** 798681652341
- **SKU:** UCE3nOooX

## Description

The Sig Sauer P320-XTEN is a full-size striker-fired pistol chambered in 10mm Auto. It ships with two 15-round magazines, a 5-inch barrel, and an overall length of 8.5 inches. The frame is polymer, the slide is stainless steel with a black matte finish, and weight comes in at 33 oz (2.1 lbs).

### Key Specifications

- **Brand:** Sig Sauer
- **Model:** P320-XTEN
- **Caliber:** 10mm Auto
- **Action Type:** Striker Fire
- **Capacity:** 15 rounds (2 magazines included)
- **Barrel Length:** 5 inches
- **Overall Length:** 8.5 inches
- **Weight:** 2.1 lbs (33 oz)
- **Finish:** Black Matte
- **Frame Material:** Polymer
- **Slide Material:** Stainless Steel

### Detailed Features

X-Ray3 Day/Night Sights come standard, giving usable performance in low light without needing an aftermarket swap. The flat XSeries trigger has a short reset and a clean break, which most shooters notice immediately coming from standard P320 triggers.

The M1913 accessory rail handles lights and lasers directly. The full-size polymer grip module is comfortable for larger hands and keeps the pistol manageable despite the 10mm recoil. The slide is optics-ready, compatible with Romeo2 and RMR footprints.

The 10mm chambering is what draws most buyers to this model. Recoil is real but controllable with practice, and the 15-round capacity is strong for the caliber.

## Frequently Asked Questions

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

A: The P320-XTEN is chambered in 10mm Auto.

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

A: It has a 5-inch barrel.

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

A: It has a 15-round capacity, and it ships with two magazines.

**Q: Who makes the P320-XTEN?**

A: The P320-XTEN is made by Sig Sauer.

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

A: It is a full-size, striker-fired, semi-automatic pistol with a polymer frame and stainless steel slide.

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

A: Yes. The slide is optics-ready, compatible with Romeo2 and RMR footprints.

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

A: Compare current vendor offers on this page.

## What Reviewers Say

*Quoted verbatim from YouTube reviews. Each link opens the video at the moment quoted.*

> That is where it excels. Better trigger than either of those uh jalapies over there, right? A very, very nice trigger.
>
> — [hickok45](https://www.youtube.com/watch?v=QdqgnzG_1k4&t=486s)

> Now, the ergonomics on it are really good. We test a lot of pocket guns around here, so I'm always tickled when I get to put my hands on something really big that fits my hand well.
>
> — [Pew Pew Tactical](https://www.youtube.com/watch?v=bq2Y_MbsYjw&t=31s)

> Sig sour P320 I've had a lot of different P320 models in my hand and I have to say this is the first one that I'm actually excited about.
>
> — [The Concealed Carry Channel](https://www.youtube.com/watch?v=j8-kTX-SE6k&t=109s)

> You get a barrel heavy. The only that's one of the negatives to the gun.
>
> — [hickok45](https://www.youtube.com/watch?v=QdqgnzG_1k4&t=301s)

> You're not going to have that feeling, that warm and fuzzy feeling about the balance of it. It's like, okay, someone put some lead sinkers in the front of the slide.
>
> — [hickok45](https://www.youtube.com/watch?v=QdqgnzG_1k4&t=422s)

## What Customers Say

*AI-generated insights from customer reviews*

The P320-XTEN gets broadly positive feedback. Owners frequently mention reliable function and solid range performance, and the optics-ready feature is a consistent highlight. Buyers appreciate being able to run different red dot sights without a milling job.

The grip and ergonomics are well-regarded. Most users find it comfortable and say the XSeries grip texture gives good control during rapid fire. The trigger pull is generally described as smooth and a step up from older Sig triggers.

Weight is the most common concern, especially among buyers who considered it for carry. Loaded, it is noticeable. Price also comes up. Some owners feel the quality justifies the cost, while others find comparable options at lower price points.

Overall, people use it for home defense and sport shooting and report it handling both well. The 10mm power is the main draw, and most buyers seem satisfied with the tradeoff between power, size, and weight.

## Pricing

**18 offers available**

| Vendor | Price |
|--------|-------|
| Guns Com | $699.99 |
| Gunbuyer Com | $829.99 |
| Brownells | $829.99 |
| Guns Com | $829.99 |
| Kygunco Com | $829.99 |
| Palmettostatearmory Com | $829.99 |
| Sportsmansguide Com | $829.99 |
| Buds Gun Shop | $829.99 |
| Impactguns Com | $829.99 |
| Grabagun Com | $829.99 |

*...and 8 more offers*

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