# Sig Sauer P320 M18 - Coyote Brown 9mm Compact Handgun **Brand:** SIG Sauer **Category:** Compact Handguns **Caliber:** 9mm ## Specifications - **Caliber:** 9mm - **Barrel Length:** 3.9" - **Capacity:** 17 rounds - **Finish:** Black - **Weight:** 28.1 oz - **Overall Length:** 7.2" - **UPC:** 798681607556 - **SKU:** UCE3nOdAC ## Description The Sig Sauer P320 M18 in Coyote Brown PVD is a striker-fired 9mm pistol with a 3.9-inch barrel, 17- or 21-round magazine options, and a manual ambidextrous safety. It's built around the same modular chassis as the U.S. Military M18 service pistol. ### Key Specifications - **Manufacturer**: Sig Sauer - **Model**: P320 M18 - **Caliber**: 9mm Luger (9x19 Para) - **Capacity**: 17 or 21 rounds (optional magazines available) - **Barrel Length**: 3.9 inches - **Weight**: 1.75 lbs (28.1 oz) - **Finish**: Coyote Brown PVD ### Detailed Features The striker-fire mechanism produces a consistent trigger pull without an external hammer. The textured polymer grip gives a secure hold in varied conditions. An ambidextrous manual safety is included, which adds an extra layer when carrying the pistol ready. SIGLITE tritium night sights (front dot, two rear dots) give you usable low-light target acquisition. The M1913 accessory rail accepts weapon lights and lasers. The Coyote Brown PVD coating is a durable finish that resists corrosion and wear under regular use. ### Usage Scenarios - **Home Defense:** Night sights and accessory rail support make it a capable home defense pistol that works in low light. - **Competitive Shooting:** Consistent trigger pull and optic compatibility suit action shooting formats. - **Concealed Carry:** The compact dimensions and ambidextrous safety work for carry, though 28 oz. is toward the heavier end of the compact category. ## Frequently Asked Questions **Q: What caliber is the Sig Sauer P320?** A: The P320 M18 is chambered in 9mm Luger (9x19 Para). **Q: Who makes the P320 M18?** A: The P320 M18 is made by Sig Sauer. **Q: What type of firearm is the Sig Sauer P320 M18?** A: It is a striker-fired compact handgun. **Q: What is the barrel length of this Sig Sauer P320 M18?** A: It has a 3.9-inch barrel. **Q: How many rounds does this P320 M18 hold?** A: It comes with 17- and 21-round magazine options. **Q: Is the Sig Sauer P320 M18 optic-ready?** A: Yes, titles list it as optic ready. **Q: What finish does this P320 M18 have?** A: It has a Coyote Brown PVD finish. **Q: Where can I buy the Sig Sauer 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) > The trigger is is beautiful it there's no sponginess it's it's you get what you pull you know there's zero creep on this thing. > > — [Nick Striker](https://www.youtube.com/watch?v=VdyN_Mk-kiA&t=19s) > 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 Sig Sauer P320 M18 in Coyote Brown draws consistently favorable reviews from a wide range of shooters. The modular design is the most discussed feature. Being able to change grip sizes and caliber options in one platform appeals to both new and experienced gun owners. Ergonomics get repeated praise. Most users report a comfortable, natural grip that contributes to better control during shooting. Accuracy and reliability are central to most positive discussions. Owners report tight shot groups at typical defensive and range distances, and the pistol's track record with various ammunition types is cited as a confidence builder. Build quality and the Coyote Brown PVD finish both draw approval. The finish is noted for holding up under regular use. The integrated safety features, including the striker safety and optional manual safety, are mentioned by some owners as important for carry confidence. Capacity discussions are nuanced. Most find the standard magazine size appropriate for the platform's dimensions, while some specifically sought out the 21-round option. The price is occasionally noted as higher than comparable platforms, but most owners view the feature set as worth the difference. Comparisons to Glock come up frequently in user discussions, with owners generally landing on the P320 for its modular design and ergonomics. ## Pricing **3 offers available** | Vendor | Price | |--------|-------| | Bereli | $599.00 | | Guns Com | $652.99 | | Guns Com | $799.99 | ## Reviews **Average Rating:** 4.0/5 (1 reviews) > **sammie90** (4/5): I enjoy nearly everything about this P320, but the slide has a surprising amount of looseness and rattle. The loose feel falls short of the build quality I have experienced with my Springfield handgun... ## Similar Products - [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 Compact 9mm Coyote Tan Handgun](https://gunsnation.com/p/sig-sauer-p320-m18-compact-9mm-coyote-tan-handgun/UCE3nOz7g) - [Sig Sauer P320 M18X Coyote Tan 9mm Night Sight Pistol](https://gunsnation.com/p/sig-sauer-p320-m18x-coyote-tan-9mm-night-sight-pistol/UCE3nOx6T) - [Sig Sauer P320 Compact 9MM Striker-Fire Handgun - MA Legal](https://gunsnation.com/p/sig-sauer-p320-compact-9mm-striker-fire-handgun-ma-legal/UCE3nOP4G) - [Sig Sauer P320 Compact 9mm Semi-Auto: Versatile Concealed Carry](https://gunsnation.com/p/sig-sauer-p320-compact-9mm-semi-auto-versatile-concealed-carry/UCE3nOCju) - [Sig Sauer P320 Compact 9mm - Modular Double Action Pistol](https://gunsnation.com/p/sig-sauer-p320-compact-9mm-modular-double-action-pistol/UCE3nOCiC) --- *Data from [GunsNation](https://gunsnation.com)*