Sig Sauer P226 MK25 9mm 4.4″ 3x10rd Black
Pros & cons
What works
- Includes three 10-round magazines — provides immediate training/duty rotation capability without additional purchase.
- Weighs 34.4 oz (975g) unloaded — the all-metal construction significantly dampens felt recoil compared to polymer frames.
- Features true SigLite night sights — tritium vials provide a 12-year service life for low-light identification.
- 5.7-inch grip circumference — accommodates medium to large hands for a secure, repeatable purchase.
Trade-offs
- No threaded barrel — adds $180-$250 and a gunsmith visit for suppressor use.
- Heavy DA trigger pull — the first shot breaks at 10.5 lbs, requiring dedicated dry-fire practice to master safely.
- Aluminum frame is not stainless — the hardcoat anodizing is durable, but more susceptible to wear than a Nitron-finished steel frame over tens of thousands of rounds.
Video review
Expert review
Specs at a glance
About this product
The Sig Sauer P226 MK25 is a full-size service pistol configured to the exact specifications of the weapon issued to U.S. Navy units, chambered in 9mm Luger with a 4.4-inch barrel and a Double/Single Action (DA/SA) trigger system. This model features the distinctive engraved anchor on the slide and is supplied with three 10-round magazines, embodying a duty-grade platform with a direct military lineage. Its construction with an aluminum alloy frame and Nitron-finished steel slide prioritizes durability for service, training, and defensive applications where provenance matters.
What is the Sig Sauer P226 MK25 used for?
The P226 MK25 is engineered for duty, service, and demanding range use where a full-size, combat-proven platform is required. Its 4.4-inch barrel and Double/Single Action trigger provide a consistent 10.5-pound first-pull trigger weight and a 4.5-pound follow-up, ideal for deliberate, accountable shooting under pressure. The integrated Picatinny rail and SigLite night sights make it a practical foundation for weapon-mounted lights and low-light engagements, cementing its role beyond casual recreation.
How does the Sig Sauer P226 MK25 compare to a Walther PDP Pro?
The MK25 offers superior historical pedigree and a proven combat metal-frame design, while the Walther PDP Pro delivers a more modern polymer-frame experience focused on a superior striker-fired trigger out of the box. The PDP Pro's trigger breaks cleaner at a consistent 4.0 pounds, making it faster for competitive shooting, but the MK25's all-metal construction, at 34.4 ounces unloaded, provides a heavier, more stable shooting platform that better manages recoil over long strings of fire. The MK25 is better for shooters who value military lineage and the tactile feedback of a DA/SA system; the PDP Pro is better for those prioritizing a light, consistent trigger pull from shot one.
What does it weigh and what are the dimensions?
The pistol weighs 34.4 ounces (975 grams) unloaded, measures 7.70 inches in overall length, and stands 5.5 inches tall. The aluminum alloy frame and stainless steel slide contribute to this substantial weight, which aids in muzzle control and felt recoil management. With a 4.4-inch barrel and a grip circumference of approximately 5.7 inches, it fits a standard duty holster but demands a shooter's hand capable of managing its full-size profile and weight.
Who is this NOT for?
This is not for the shooter seeking a lightweight concealed carry pistol or a modern striker-fired trigger. The 34.4-ounce weight and 7.7-inch length make it unsuitable for deep concealment, and the DA/SA system requires dedicated practice to master the transition between the initial heavy pull and subsequent lighter shots. New shooters intimidated by manual decocking or those on a tight budget who could allocate funds toward a more versatile polymer-frame option like the Stevens 334 in .308 Win for similar money should look elsewhere.
What's in the box?
The package includes the pistol, three 10-round magazines, a cable lock, and the factory case with documentation. The inclusion of three magazines provides a practical baseline for training or duty rotation without immediate additional purchase. Notably, the box does not include a cleaning kit, suppressor-height sights, or a threaded barrel, which are common aftermarket additions for those building a host platform.
Is the Sig Sauer P226 MK25 worth it at $1223.99?
Yes, at $1,223.99, it's a justifiable investment for the shooter who specifically wants the U.S. Navy-marked configuration and the tangible heritage of a metal-frame service pistol. You are paying a premium for the MK25 designation, anchor engraving, and out-of-the-box night sights over a standard P226, which may lack those specific features. For a shooter whose needs center purely on a reliable 9mm platform for the range, a standard P226 or a Stevens 555 shotgun for clays could represent a more efficient allocation of a similar budget.
Key attributes
| upc | 798681439126 |
| manufacturer | SIG SAUER |
| manufacturer part number | MK25-10 |
| action | Double / Single Action |
| atf type | Pistol |
| barrel length | 4.4'' |
| caliber/gauge | 9mm |
| capacity | 10+1 |
| color | Black |
| length | 7.7'' |
| magazine included | 3 x 10-Round |
| model | P226 |
| number of magazines | 3 / 10 rd. |
| package height | 3.1 |
| package width | 9.7 |
| product type | Double / Single Action |
| safety | No |
| shipping weight | 3.8 |
| sights | Siglite Night Sights |
| sights type | Night |
| slide description | Serrated Black Nitron Stainless Steel with Engraved US Navy Anchor |
| units per box | 1 |
Frequently asked questions
- Is it compatible with standard P226 holsters?
- Yes, it maintains full compatibility with standard P226 holsters due to its identical external dimensions and rail profile. The integral PIC rail is the standard 1913 specification, so any holster designed for a railed P226 will accommodate it. Ensure retention is adjusted for the specific added weight of a weapon-mounted light if you install one.
- Does it fit standard P226 magazines?
- Yes, it accepts all standard Sig Sauer P226 9mm magazines, including aftermarket options and higher-capacity versions where legally permissible. The supplied magazines are 10-round units to comply with various state regulations. Mec-Gar and Sig Sauer factory magazines are the two primary vendors I recommend for reliability.
- How long does shipping take to an FFL?
- Shipping to your selected Federal Firearms License (FFL) holder typically takes 3-7 business days after order processing and compliance verification are complete. All shipments require a valid, verified FFL on file before dispatch. Contact your local FFL beforehand to confirm they are accepting transfers and their associated fees, which average $25-$50.
- Can I return it if there's a mechanical issue?
- Returns for verified mechanical defects are handled through Sig Sauer's warranty service, not as a standard store return, due to federal firearms regulations. Sig Sauer's warranty process generally requires a 2-3 week turnaround for inspection and repair at their facility. You must initiate the process through Sig Sauer directly, not through the retailer, for any function-related concerns.
- Does this work with a SilencerCo Octane 9 suppressor?
- Not without modification; the factory 4.4-inch barrel is not threaded for a direct attachment. You must purchase and install an aftermarket threaded barrel, which typically adds $180-$250 and requires a competent gunsmith for proper fitting. Once a threaded barrel is installed, the Octane 9 or similar 1/2x28 threaded 9mm suppressors will interface correctly.