Description
The SIG Sauer P365-DH3 AXG is for the shooter who wants a serious duty-grade micro-compact, not just a range toy. This is the P365 platform taken to its logical conclusion—a 3.1-inch barreled carry gun built on a solid aluminum alloy frame for superior control and a full firing grip that leaves no pinky dangling.
Key Features
- AXG Aluminum Grip Module: This isn’t polymer. The 6061 aluminum frame adds about 6 ounces of heft, which soaks up recoil and makes the gun feel planted. The aggressive front and rear checkering is pure SIG classic.
- Factory-Installed DH3 Trigger: SIG’s flat-faced, skeletonized trigger. It’s a clean, consistent break right around 4.5 lbs, a noticeable upgrade from the standard curved trigger.
- Optic-Ready & Suppressor-Height Sights: The slide is cut for the SIG ROMEOZero Elite optic (included) and features tall, co-witnessing X-RAY3 Day/Night sights. You’re ready to mount and go.
- Extended Controls & 17-Round Mag: Comes with an extended slide catch and magazine release. It ships with one 17-round extended magazine, giving you serious capacity in a still-concealable package.
| Caliber | 9mm |
|---|---|
| Barrel Length | 3.1 in |
| Overall Length | 6.6 in |
| Height | 5.5 in (with 17-rd mag) |
| Width | 1.1 in |
| Weight (empty) | 23.4 oz |
| Frame Material | 6061 Aluminum Alloy (AXG) |
| Sights | X-RAY3 Day/Night (Suppressor Height) |
| Optic | Includes SIG ROMEOZero Elite |
Honest Assessment
Pros: The aluminum frame transforms the shooting experience. After decades of testing polymer and metal frames, I’ve seen firsthand how this extra mass makes rapid, accurate follow-up shots easier. The package is incredibly complete—you get the optic, the high-cap mag, and the upgraded trigger right out of the box.
Cons: That aluminum frame comes with a trade-off: weight and cost. At nearly 24 ounces empty, it’s significantly heavier than a standard polymer P365, which matters for all-day carry. The price reflects the premium materials and included accessories, so it’s an investment.
Who Should Buy This
This is for the dedicated carrier who prioritizes shootability over absolute minimum weight. If you train hard and want the most controllable micro-compact platform, the AXG frame is worth the extra ounces. It’s also perfect for someone who doesn’t want to piece together upgrades—SIG did the work for you here.
Frequently Asked Questions
Is the ROMEOZero Elite a good optic?
It’s a solid entry-level enclosed emitter. For a factory-included optic, it’s a great value and gets you into the red dot game without a separate purchase. It’s durable enough for carry, though some shooters may eventually upgrade to a higher-end model.
Will standard P365 magazines work?
Yes. All P365 magazines, including the standard 10, 12, and 15-round versions, are compatible with this AXG grip module. The included 17-rounder just gives you maximum capacity.
The slide and barrel are the same size. The main difference is the grip height with the 17-round magazine installed and the slightly wider, heavier aluminum frame. It’s still very concealable, just more substantial in hand.




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