# Sig Sauer P320 M18X Coyote Tan 9mm Night Sight Pistol

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

## Specifications

- **Caliber:** 9mm
- **Barrel Length:** 3.9"
- **Capacity:** 21 rounds
- **Finish:** Coyote Tan Carbon
- **Weight:** 28.1 oz
- **Overall Length:** 7.2"
- **UPC:** 798681684205
- **SKU:** UCE3nOx6T

## Description

The Sig Sauer P320 M18X is a striker-fired 9mm pistol with a 3.9-inch barrel, 21+1 capacity, and Siglite night sights front and rear. The finish is Coyote PVD with a coyote polymer grip. It shares the M18 military specification platform.

### Key Specifications
- **Manufacturer:** Sig Sauer
- **Model:** P320 M18X
- **Action:** Semi-Automatic (Striker Fired)
- **Caliber:** 9MM Luger (9x19 Para)
- **Barrel Length:** 3.9 inches
- **Overall Length:** 7.2 inches
- **Capacity:** 21 Rounds (+1)
- **Weight:** 1.9 lbs (30.8 oz)
- **Finish:** Coyote PVD (Coyote Tan Carbon)
- **Grip Material:** Coyote Polymer
- **Sights:** Siglite Front and Rear Night Sights

### Detailed Features

The P320 platform uses a serialized fire control unit that can move between different grip modules and slides, making it interchangeable with other P320 variants. At 21+1 rounds, the M18X has higher capacity than most duty-size striker-fired pistols. Siglite night sights are standard on both front and rear.

The coyote tan finish and grip give it a different look from standard black pistols. The striker-fired action provides a consistent trigger pull shot to shot.

## Frequently Asked Questions

**Q: What caliber is the P320 M18?**

A: The P320 M18 is chambered in 9mm Luger.

**Q: Who makes the P320 M18?**

A: It is made by Sig Sauer.

**Q: What type of firearm is the P320 M18?**

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

**Q: What is the barrel length of the P320 M18?**

A: It has a 3.9-inch barrel.

**Q: How many rounds does the P320 M18 hold?**

A: It has a 21+1 capacity.

**Q: Does the P320 M18 come with night sights?**

A: Yes, it has Siglite night sights on both the front and rear.

**Q: Is the P320 M18 optic-ready?**

A: Yes, several listings note it comes with a ROMEOM17 optic and is configured for optic mounting.

**Q: Where can I buy the P320 M18?**

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.*

> I don't like this safety safety gets on my nerves and the reason why I gets on my nerves is because it is really small.
>
> — [Colion Noir](https://www.youtube.com/watch?v=SAR2rllqwhw&t=150s)

> Nice take up strong wall crisp break kind of fall short on the crispness of the break but it still crispy enough to warrant a smile.
>
> — [Colion Noir](https://www.youtube.com/watch?v=SAR2rllqwhw&t=241s)

> I love the characteristic of the recoil largely because like I said to shoulder slide with the log grip the trigger is really nice.
>
> — [Colion Noir](https://www.youtube.com/watch?v=SAR2rllqwhw&t=349s)

> This grip texturing is awesome this this grip suction is freakin awesome actually like this gut is not going anywhere.
>
> — [Colion Noir](https://www.youtube.com/watch?v=SAR2rllqwhw&t=431s)

## What Customers Say

*AI-generated insights from customer reviews*

The P320 M18X generates positive feedback on ergonomics. Most shooters find the grip comfortable and easy to control at speed. The platform's modularity is a frequently discussed feature; swapping frames, slides, and calibers appeals to owners who want flexibility.

Accuracy is consistently rated well across distances, and the 21-round capacity is appreciated. The Siglite night sights are called out as a useful standard feature. Trigger feel is where opinions split. Many like it, but some find it less crisp than their preferences. At 30.8 oz. the M18X is on the heavier side for a concealed carry option, and that trade-off with the higher capacity is a recurring discussion. Price also factors in for some buyers.

## Pricing

**18 offers available**

| Vendor | Price |
|--------|-------|
| Guns Com | $999.99 |
| Deguns | $1429.99 |
| Gunbuyer Com | $1429.99 |
| Brownells | $1429.99 |
| RK Guns | $1429.99 |
| Guns Com | $1429.99 |
| Kygunco Com | $1429.99 |
| Classicfirearms Com | $1429.99 |
| Palmettostatearmory Com | $1429.99 |
| Buds Gun Shop | $1429.99 |

*...and 8 more offers*

## Similar Products

- [Sig Sauer P320 M18 Compact 9mm Coyote Tan Handgun](https://gunsnation.com/p/sig-sauer-p320-m18-compact-9mm-coyote-tan-handgun/UCE3nOz7g)
- [Sig Sauer P320 M18: 9mm Compact Striker-Fire with Night Sights](https://gunsnation.com/p/sig-sauer-p320-m18-9mm-compact-striker-fire-with-night-sights/UCE3nOftI)
- [Sig Sauer P320 M18 - Coyote Brown 9mm Compact Handgun](https://gunsnation.com/p/sig-sauer-p320-m18-coyote-brown-9mm-compact-handgun/UCE3nOdAC)
- [Sig Sauer P320 M17 9mm Coyote Tan DAO Semi-Auto Pistol with Night Sights](https://gunsnation.com/p/sig-sauer-p320-m17-9mm-coyote-tan-dao-semi-auto-pistol-with-night-sights/UCE3nOdCf)
- [SIG Sauer P320C 9mm Night Sight Compact - Versatile Defense](https://gunsnation.com/p/sig-sauer-p320c-9mm-night-sight-compact-versatile-defense/UCE3nP0Xx)
- [SIG Sauer P320 - 9mm Modular Night Sight Pistol, Black Nitron](https://gunsnation.com/p/sig-sauer-p320-9mm-modular-night-sight-pistol-black-nitron/UCE3nP0YE)

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