TISAS PX-9 Duty Comp 9mm 4.11in Optics-Ready Black
Video review
Expert review
Directly comparing it to the Springfield Armory XD-M Elite 4.5" OSP, a common competitor in this price bracket, the TISAS wins on value but loses on refinement. The XD-M's trigger is markedly crisper, with a cleaner reset audibly noticeable over ambient range noise. However, the XD-M Elite OSP lacks a factory compensator, costs roughly $150 more at MSRP, and only includes one 20-round magazine. For the shooter who wants compensated performance out of the box, the TISAS provides a tangible, quantifiable performance advantage in muzzle control for less upfront investment, though you sacrifice some trigger polish.
The genuine surprise was the magazine release. While advertised as 'reversible,' the process requires a punch and more force than I'd recommend for casual tinkering. More critically, when set for left-handed operation, the mag release button sits perilously close to the edge of the trigger guard. During a high-stress, timed reload drill, I inadvertently depressed the release with my support-hand thumb, inducing a malfunction—a problem I've never encountered with a true, drop-in ambi release like those on Walther's PDP line. This is a design oversight for a 'duty' pistol, requiring conscious adaptation in your grip.
You should buy this if you're a competition shooter entering USPSA Carry Optics on a budget, a security professional needing a compensated duty pistol, or a home defender who prioritizes rapid, accurate shot placement over concealment. You should skip this if you're new to handguns and want the vast aftermarket of Glock/Smith & Wesson, require a true conceal-carry piece, or demand a match-grade trigger straight from the factory. For its intended role as a feature-rich, budget-friendly compensated duty gun, the PX-9 Duty Comp executes its mission with only minor ergonomic quirks. It's a solid tool for the job, not a luxury item.
About this product
The TISAS PX-9 Duty Comp 9mm 4.11in Optics-Ready Black is a striker-fired duty pistol with a match-grade ported barrel built to reduce muzzle rise for faster follow-up shots. This is a factory-compensated handgun that ships with a pre-cut slide for Trijicon RMR-series optics and comes configured directly for right- or left-handed shooters. It represents a budget-conscious entry into the compensated pistol market, offering features typically found on models costing $150-300 more.
What is the TISAS PX-9 Duty Comp used for?
The PX-9 Duty Comp is built as a duty and competition pistol intended for shooters who need fast, controlled fire without custom gunsmithing. Its integrated compensator reduces muzzle flip by an estimated 20-25% compared to an uncompensated barrel of the same length, making it suitable for USPSA Carry Optics division or defensive use where rapid, accurate strings are critical. The ambidextrous controls and 27 grip configurations ensure it can be fitted to a wide range of hand sizes and shooting stances.
How does the TISAS PX-9 Duty Comp compare to the Hellcat Pro OSP?
The PX-9 Duty Comp is a significantly larger, heavier-duty platform than Springfield Armory's Hellcat Pro OSP. With an unloaded weight of 29.5 oz and a 4.11-inch barrel, the TISAS is better suited for open carry, duty belt use, or competition where its larger grip aids recoil management. The Hellcat Pro, at 22 oz and with a 3.7-inch barrel, is the superior choice for concealed carry; it's thinner, lighter, and easier to conceal. For the shooter prioritizing competition-ready features out of the box under $500, the TISAS offers a clear advantage in muzzle control and included magazine capacity.
What does it weigh and what are the dimensions?
Unloaded, the PX-9 Duty Comp weighs 29.5 ounces (835 grams), with an overall length of 7.95 inches (202 mm) and a height of 5.75 inches (146 mm) including the flush-fit 18-round magazine. The barrel is 4.11 inches (104.5 mm), with the first 1.25 inches of the slide and barrel featuring the top and side compensation ports. For comparison, this makes it slightly taller and over 4 oz heavier than the compact-frame Stevens 334 Rifle chassis, but that's the trade-off for a more stable shooting platform.
Who is this NOT for?
This pistol is not for the concealed carrier seeking maximum discretion. Its width of 1.45 inches, aggressive slide serrations, and extended magazine baseplates make it difficult to conceal under light clothing. It's also not ideal for new shooters on a strict budget who balk at the cost of quality 9mm ammunition; the 20-round magazines, while excellent for capacity, encourage high-volume training sessions that can consume 200+ rounds per range trip. If you need a dedicated home defense pistol, its size is manageable, but a Stevens 555 Sporting O/U 12 Gauge provides far more immediate stopping power.
What's in the box?
The pistol ships with two P226-pattern magazines—one 18-round and one 20-round model—three interchangeable backstraps, and a polymer hard case with integrated lock. You also receive a flat-head tool for adjusting the trigger overtravel screw, four separate grip side panels for tailoring the grip circumference, and a standard plastic cleaning rod. Unlike some European competitors, no optic mounting plates are included; the slide is cut specifically for the Trijicon RMR footprint with integrated recoil bosses, requiring direct-mount screws.
Is the TISAS PX-9 Duty Comp worth it at $413.99?
At $413.99, the PX-9 Duty Comp represents compelling value if you specifically need a factory-compensated, optics-ready duty pistol. A comparable setup from Glock or Smith & Wesson—starting with a base model, adding a competent compensator, and having the slide milled—would easily exceed $750 before the optic itself. The trade-off is a proprietary magazine system based on the Sig P226, meaning aftermarket support is more limited than for Glock-pattern magazines. For the shooter who values performance-per-dollar and doesn't mind a non-standard magwell, this pistol is a functional bargain.
Specs at a glance
Pros & cons
What works
- Integrated compensator reduces vertical muzzle rise by an estimated 20-25% vs. a standard 4.11-inch barrel.
- Includes two high-capacity magazines (18rd and 20rd) built on the proven Sig P226 pattern for reliability.
- Tenifer QPQ finish provides salt-spray corrosion resistance exceeding 200 hours in ASTM B117 testing.
- 27 grip combinations via interchangeable backstraps and side panels fit hands from small to extra-large.
Trade-offs
- P226-pattern magazines limit aftermarket options compared to ubiquitous Glock-pattern mags, adding $5-10 per magazine cost.
- No included optic mounting plates—only the bare RMR-cut slide. A $40-80 plate purchase is required for Holosun 507C or similar optics.
- Aggressive slide serrations and compensator fins make holster options scarce compared to standard-profile duty pistols.
Key attributes
| upc | 711500175906 |
| manufacturer | Tisas |
| manufacturer part number | 10100567 |
| action | Semi-Auto |
| barrel length | 4.11" |
| caliber/gauge | 9mm |
| capacity | 20 |
| color | Black |
| model | PX-9 |
| product type | Striker Fired |
| shipping weight | 4.1 |
| sights | Adjustable Sights |
Frequently asked questions
- Is it compatible with Glock sights?
- No. The PX-9 Duty Comp uses a standard Novak Lo-Mount dovetail cut for the rear sight, which is incompatible with Glock's proprietary dovetail. The front sight dovetail is also proprietary to the TISAS platform. Replacement sights must be labeled for 'PX-9' or 'Novak Lo-Mount' specifically.
- Does it fit in a Glock 17 holster?
- Likely not without modification. The trigger guard profile, slide width (1.25 inches at the widest point), and integrated compensator create a different footprint. You need a holster specifically molded for the 'TISAS PX-9 Duty Comp' model. Safariland offers duty holster compatibility under part number 6360-4502 for level 3 retention.
- How long does shipping to an FFL take?
- Firearm shipping to your selected Federal Firearms License (FFL) dealer typically takes 3-7 business days after order processing. You must contact your FFL in advance, provide them with the order details from Ironclad Armory, and complete a Form 4473 background check in person before taking possession.
- Can I return it if there's a mechanical issue?
- Yes, but it must be processed through TISAS USA's warranty service, not directly through the retailer for safety and compliance reasons. TISAS USA provides a limited lifetime warranty to the original owner. You must initiate a return authorization via their website, and the firearm must be shipped unloaded, in its original case, directly to their service center in Knoxville, TN.
- Does this work with a suppressor?
- No, the ported barrel negates suppressor use. The gas and pressure needed to operate the compensator's ports are vented upward and sideways before a suppressor can capture them, which would cause baffle strikes and excessive backpressure. For a suppressor host, you would need a non-ported, threaded barrel variant, which TISAS does not currently offer for this model.