# Sig Sauer P365 Fuse Comp 9mm Luger 3.7in Black

**Brand:** SIG Sauer
**Category:** Handguns

## Specifications

- **Barrel Length:** 3.7"
- **Finish:** Nitron
- **UPC:** 798681741311
- **SKU:** UCE3nPBxX

## Description

The Sig Sauer P365 Fuse Comp is a striker-fired, polymer-frame pistol chambered in 9mm Luger with a 3.7-inch barrel and a slide-integrated compensator. It has a black Nitron-finished stainless steel slide, an optic-ready cut to the SIG-LOC Compact footprint for the Romeo-X Compact optic, and X-Ray3 day/night sights. It ships with 17-round and 21-round steel magazines.

### Key Specifications
- **Brand:** Sig Sauer
- **Model:** P365 Fuse Comp
- **Caliber:** 9mm Luger
- **Action:** Semi Auto
- **Capacity:** 21+1
- **Barrel Length:** 3.7"
- **Finish:** Nitron
- **Color:** Black

### Detailed Features
- Slide-integrated compensator with aggressive front and rear slide serrations
- Optic-ready slide cut to the SIG-LOC Compact footprint for the Romeo-X Compact
- X-Ray3 day/night sights co-witness with a standard-height iron sight
- Polymer grip module with a 1913 accessory rail and interchangeable backstraps
- Includes one 17-round and two 21-round steel magazines

## What Customers Say

*AI-generated insights from customer reviews*

Sig's P365 line has a strong reputation for reliability, and the Fuse Comp variant carries the same striker-fired action into a compensated, optics-ready package. Owners generally report tight slide-to-frame fit and a clean trigger break, though a few note the integrated compensator changes muzzle flip characteristics compared to a standard P365 slide.

The interchangeable backstraps let shooters fine-tune grip circumference, and most find the pistol still carries reasonably flat despite the compensator and optic housing adding some bulk over a standard subcompact P365. Shooters running the Romeo-X Compact like the low deck height and co-witness with the irons, while some who prefer a slimmer carry gun find the Fuse Comp's dimensions push it closer to a range gun than a deep-concealment pistol.

Because the P365 family has wide adoption, holsters, sights, and aftermarket triggers are easy to find, though compensator-specific holsters for the Fuse Comp are more limited than for the standard slide. Buyers who want a factory-integrated compensator and optic-ready system built in tend to see the P365 Fuse Comp as a strong package, while others feel the standard P365XL covers most of the same needs with less complexity.

## Pricing

**8 offers available**

| Vendor | Price |
|--------|-------|
| Kygunco Com | $1279.99 |
| Classicfirearms Com | $1279.99 |
| Buds Gun Shop | $1279.99 |
| Grabagun Com | $1279.99 |
| Globalordnance Com | $1279.99 |
| Gritrsports Com | $1279.99 |
| Palmettostatearmory Com | $1280.99 |
| Guns Com | $1302.99 |

## Similar Products

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- [Sig Sauer P365 Fuse Comp 9mm 3.7in Nitron Black](https://gunsnation.com/p/sig-sauer-p365-fuse-comp-9mm-3-7in-nitron-black/UCE3nPBxQ)
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*Data from [GunsNation](https://gunsnation.com)*