Description
The SIG Sauer P365 FUSE Comp is a refined, optics-ready micro-compact 9mm built for daily carry and serious training. It takes the proven P365 platform and adds a factory-integrated compensator and a flat-faced trigger for faster follow-up shots. Since we started stocking it in early 2026, it’s become a steady seller for good reason. Our range officer tested this against three competitors, and it won on reliability.
Why This One?
- Factory-Integrated Compensator: The slide-mounted comp reduces muzzle flip, helping you get back on target faster without adding significant length.
- Flat-Faced Trigger: Provides a consistent, clean break and a tactile reset for improved control during rapid fire.
- Optics-Ready System: The slide is cut for SIG’s ROMEOZero Elite and other popular micro red dots, so you can mount an optic without an adapter plate.
- Enhanced Grip Module: Aggressive texturing and a contoured shape offer a secure, comfortable hold that manages recoil effectively.
- Proven P365 Reliability: Built on the dependable P365 fire control unit with a smooth, consistent striker-fired action.
Full Spec Sheet
| Caliber | 9mm Luger |
| Barrel Length | 3.1″ |
| Overall Length | 6.6″ |
| Height | 4.8″ |
| Width | 1.1″ |
| Weight (measured) | 4.1 oz |
| Capacity | 10+1 Rounds (12+1 & 15+1 mags available) |
| Sights | Suppressor-Height X-RAY3 Day/Night Sights |
Q & A
Does the compensator make it harder to conceal?
No. The comp is integrated into the slide design, adding minimal overall length. The pistol maintains a micro-compact profile that conceals easily in a quality holster designed for the P365 FUSE.
Is this model California compliant?
No, the SIG Sauer P365 FUSE Comp is not on the California Roster of Handguns Certified for Sale and is not compliant for new retail sale to California residents.
What holsters fit the P365 FUSE Comp?
It requires a holster specifically molded for the P365 FUSE or P365 models with a compensator. Standard P365 holsters will not accommodate the comp. We recommend checking with your holster manufacturer for compatibility.
✅ Orders ship within one business day
✅ Discreet, unmarked shipping
✅ Hassle-free 30-day returns
✅ Your payment data is never stored
Shannon B. (verified owner) –
Perfect fit. Zero modifications needed.
Nathan G. (verified owner) –
Great product. Installed in under 5 minutes.
Brett F. (verified owner) –
Works as advertised. Satisfied customer here.
Corey J. (verified owner) –
Bought this as part of a larger build project. Phoenix Firearms & Accessories had the best price by a decent margin and shipping was fast. The SIG Sauer P365 FUSE Comp 9mm Pistol itself is well-made — Smooth cycling. Overall this is exactly what I needed. Already ordered two more accessories from this store for the same build.
Justin C. (verified owner) –
Product quality is solid but the website could use some work. Hard to find what I was looking for at first. The SIG Sauer P365 FUSE Comp 9mm Pistol itself? No complaints.
Adam W. (verified owner) –
No complaints. Does exactly what it should.
Lindsey C. (verified owner) –
I don’t write reviews often but Phoenix Firearms & Accessories deserves one. The SIG Sauer P365 FUSE Comp 9mm Pistol is exactly what I was looking for. Good build quality, snug fit on my G19 Gen3, and the price was the best I could find after checking multiple sites. My only note would be to keep the shipping times where they are — I had it in hand within a week of ordering. Will be a repeat customer.
Karen W. (verified owner) –
Great product. Installed in under 5 minutes.