SIG Sauer P365 XMacro
- Category
- Pistol
- Barrel
- 79 mm
- Weight, empty
- 610 g
- Introduced
- 2022
About
What it is, and why it matters
The SIG Sauer P365 XMacro is a macro-compact striker-fired pistol introduced in 2022 that combines full-size capacity with concealed-carry dimensions. Building on the revolutionary P365 platform, the XMacro features an all-new Macro-Compact grip module that accommodates flush-fit 17-round double-stack steel magazines, delivering 17+1 capacity in a package just 1.1 inches wide. The defining feature is SIG's integrally compensated optic-ready slide, where the slide extends beyond the 3.1-inch barrel with machined ports that redirect propellant gases upward to reduce muzzle flip, all without increasing the barrel length or requiring a separate compensator attachment. The slide is optics-ready with a Shield RMSc footprint for direct-mount micro red dot sights. At 21.5 ounces unloaded and 6.6 inches overall, the XMacro remains remarkably concealable for its capacity, with a slim profile that hides under a cover garment as easily as many single-stack pistols. Standard features include XRAY3 day/night sights with a 5.1-inch sight radius, a flat-faced trigger, M1913 Picatinny accessory rail, front and rear slide serrations, interchangeable small/medium/large backstraps, extended beavertail with deep undercut trigger guard, reversible magazine release, and striker status indicator. The pistol ships with two 17-round steel magazines with high-visibility followers.
The P365 XMacro represents the logical evolution of SIG Sauer's micro-compact revolution. When the original P365 proved that 10+1 rounds could fit in a pocket-sized pistol, the XMacro asked 'what if we pushed it to 17+1?' The integrally compensated slide was SIG's answer to the concealed carry community's desire for soft-shooting, high-capacity carry guns - delivering what was previously only possible with full-size duty pistols in a package slim enough to vanish under a t-shirt.
The P365 XMacro was SIG Sauer's response to market demand for higher capacity in the concealed carry segment. The integrally compensated slide is a distinctive engineering solution - rather than a threaded barrel compensator or barrel porting, SIG extended the slide forward of the barrel and machined gas ports into it. This allows the barrel to be removed normally for cleaning without disassembling a separate comp unit. The compensator becomes more effective with hotter ammunition, meaning defensive loads benefit most from the reduced muzzle flip. The 17-round capacity matches or exceeds many compact and even full-size pistols while maintaining the P365's thin 1.1-inch profile. The grip module is slightly taller than the standard P365 at 5.2 inches to accommodate the longer magazines. The XMacro uses the same serialized fire control unit as other P365 variants, maintaining modularity across the platform. The trigger pull measures approximately 5.5-6 lbs (24-27 N). One noted drawback is that the ported slide creates significantly more blast and concussion at indoor ranges. The TACOPS variant adds a threaded barrel and 21-round extended magazines. MSRP is approximately $800-$900 depending on configuration.
Specification
Everything measured
IdentityWhat it is, who built it and when.
- Manufacturer
- SIG Sauer
- Category
- Pistol
- Country
- United States
- Status
- In production
- Produced
- 2022
- Variant of
- High capacity
DimensionsAs issued, without a magazine or an optic.
- Barrel
- 79 mm
- Overall length
- 168 mm
- Height
- 132 mm
- Width
- 28 mm
- Sight radius
- 130 mm
- Weight, empty
- 610 g
- Weight, loaded
- 845 g
ActionHow it cycles, what trips it, and what feeds it.
- Action
- Short recoil
- Firing mechanism
- Striker fired
- Trigger
- Single action
- Trigger pull
- 25.0 N
- Capacity
- 17
- Magazine
- Detachable box
MaterialsEach swatch is the material itself, not a colour chosen to stand for it.
- Frame
- Polymer
- Slide
- Stainless steel
- Barrel
- Carbon steel
- Finish
- Nitron
BallisticsFrom the service cartridge, not a handload.
- Muzzle velocity
- 360 m/s
- Muzzle energy
- 481 J
- Effective range
- 25 m
- Maximum range
- 1800 m
Trajectory
What the round does downrange
Solved from the muzzle figures and the bullet. The dashed rule is the effective range on the record, and the crosses are the steps the solver returned.
Features
What it has
What the record lists as fitted, drawn from the catalogue.
Integrally compensated slide- Macro compact grip module
Xray3 day night sights
Optic ready slide
Flat trigger
M1913 accessory rail
Front rear slide serrations
Reversible mag release
Interchangeable backstraps
Extended beavertail
Deep undercut trigger guard
Striker status indicator
Two magazines included
Plus p rated
Standing
How it compares
Each figure against the firearms of the same type and cartridge that record it, or of the same type where that cartridge has too few. Positions are read to the nearest tenth.
| Measurement | This firearm | Median | Position |
|---|---|---|---|
| Empty weightAmong 560 9x19mm Parabellum pistols | 610 g | 765 g | Lighter than about 80% |
| Overall lengthAmong 559 9x19mm Parabellum pistols | 168 mm | 191 mm | Shorter than about 90% |
| Barrel lengthAmong 569 9x19mm Parabellum pistols | 79 mm | 105 mm | Shorter than about 90% |
| Magazine capacityAmong 571 9x19mm Parabellum pistols | 17 | 15 | Holds more rounds than about 80% |
Answers
Questions about the SIG Sauer P365 XMacro
How much does the SIG Sauer P365 XMacro weigh?
The SIG Sauer P365 XMacro weighs 610 g (1.34 lb) empty and 845 g (1.86 lb) loaded.
What caliber is the SIG Sauer P365 XMacro?
The SIG Sauer P365 XMacro is chambered in 9x19mm Parabellum.
How many rounds does the SIG Sauer P365 XMacro hold?
The SIG Sauer P365 XMacro holds 17 rounds, fed from a detachable box magazine.
How long is the SIG Sauer P365 XMacro?
The SIG Sauer P365 XMacro is 168 mm (6.61 in) long overall, with a 79 mm (3.11 in) barrel.
Who makes the SIG Sauer P365 XMacro?
The SIG Sauer P365 XMacro is made by SIG Sauer (Germany).
When was the SIG Sauer P365 XMacro introduced?
The SIG Sauer P365 XMacro was introduced in 2022.
How does the SIG Sauer P365 XMacro operate?
The SIG Sauer P365 XMacro uses a short recoil action, and its firing mechanism is striker fired.
Compatibility
Which parts fit this firearm
Studio
Every part that mounts on this, resolved
Not a list the maker typed out: the answer comes from the mounts this firearm exposes and the interface each part needs, so it stays right when either one changes.
- Every part that mounts on any firearm in the catalogue
- Interface standards, platforms and fit overrides
- The same answers through the API and the MCP server
Requires a signed-in GunSpec account on the Studio plan. The answer is computed per part, so it is not part of the public record.
Provenance
What the record holds
Every figure above was taken from one of these pages. The confidence reflects how much of the record came from a page a claim can be checked against.
In service
- Civilian Concealed Carriers
- United States
- Civilian Competitive Shooters (IDPA/USPSA)
- United States
Provenance
Confidence in this record
88%
Stockists
Where to buy
Offers link straight to the shop. GunSpec never takes the order.
No shop has listed this firearm yet
Stock and prices come from the shops themselves. If you sell this firearm, you can list it and it appears here.
List a firearmMCP
Ask an assistant about it
The same record, reached the way a person asks for it rather than the way a program does.
Ask GunSpec
Works with
Point an MCP client at GunSpec and it answers from the catalogue rather than from memory. A free key covers the read tools.
API
The call that returns this record
The same fields, in the same units, from the same endpoint the page reads.
curl --request GET \ --url 'https://api.gunspec.io/v1/firearms/sig-sauer-p365-xmacro' \ --header 'X-API-Key: your_key'{ "id": "sig-sauer-p365-xmacro", "name": "SIG Sauer P365 XMacro", "manufacturer": { "id": "sig-sauer", "name": "SIG Sauer", "countryCode": "DE", "foundedYear": 1985, "website": "https://www.sigsauer.com", "logoUrl": null, "description": null, "status": null, "defunctYear": null, "stateOwned": null, "makesFirearms": null, "parentId": null, "predecessorId": null, "createdAt": "2026-02-11 23:44:40", "updatedAt": "2026-02-18 03:40:48", "version": "944f4088befdcee3b0aa7caf122998351ef3d78abc525a2bdec9df81e65a6b30" }, "category": { "id": "pistol", "name": "Pistol", "description": "Handguns designed to be fired with one or two hands" }, "country_of_origin": "US", "year_introduced": 2022, "barrel_length_mm": 79, "weight_empty_g": 610, "action_type": "short_recoil"}