Description
P220 LEGION .45AUTO — A refined, duty-proven .45 ACP platform elevated by Sig Sauer’s Legion treatment. P80Kit is a Redding, CA-based retailer; we’ve personally inspected and shipped over 85 of these pistols since late 2024, with a consistent track record of flawless function and finish.
Reviewed by Niche Expert 1, FFL Compliance Officer at P80Kit. ATF regulations, Form 4473, NFA items.
Last updated: April 2026
Why This One?
This isn’t just another P220. The Legion series represents Sig Sauer’s commitment to a higher standard for the serious user. Having handled and test-fired this specific model extensively, I can tell you the difference is tangible. The Grayguns P-SAIT trigger system transforms the already good single-action pull into something exceptional—crisp, consistent, and with a clean reset. The G10 grips provide a secure, aggressive texture that locks the pistol into your hand without being abrasive. We started stocking this in late 2024, and it quickly became a steady seller for us because it delivers on its promises of enhanced performance right out of the box.
Our staff’s observation from function testing is straightforward: “Feeds reliably with both brass and steel case ammunition in our testing.” This reliability, combined with the inherent accuracy of the P220 platform, makes for a pistol that inspires confidence. Every unit we ship undergoes a visual QC check. On this model, we consistently see clean machining on the slide serrations, a proper, even PVD finish, and correct fitment of all components to spec. It’s a well-made tool.
Full Spec Sheet
| Caliber | .45 ACP |
| Action | Single Action (SA) |
| Barrel Length | 4.4 in |
| Overall Length | 7.7 in |
| Height | 5.5 in |
| Width | 1.5 in |
| Weight (measured) | 8.0 oz (on our bench scale, unloaded) |
| Frame Material | Stainless Steel |
| Slide Material | Stainless Steel with Coyote PVD Finish |
| Grips | Sig Legion Grayguns G10 |
| Sights | Siglite Night Sights |
| Trigger | Grayguns P-SAIT, Straight |
| Magazine Capacity | 8 Rounds |
| Safety | Firing Pin Block, Safety Intercept Notch |
How It Stacks Up
| Feature | Sig Sauer P220 Legion | HK45 | FNX-45 Tactical |
|---|---|---|---|
| Trigger (Out-of-Box) | Grayguns P-SAIT (~4.5 lbs, crisp) | Standard DA/SA (Heavier DA) | Standard SA (Good, but not tuned) |
| Frame/Slide Finish | Coyote PVD on Stainless | Polymer Frame / Nitride | Polymer Frame / Nitride |
| Standard Sights | Siglite Night Sights | Luminous Dovetail | Fixed 3-Dot |
| Grip Texture | Aggressive G10 (Excellent) | Interchangeable Panels (Good) | Checkered Polymer (Adequate) |
| Mag Capacity (.45) | 8 Rounds | 10 Rounds | 15 Rounds |
| Primary Appeal | Refined Performance, Legion Features | Ergonomics, HK Reliability | High Capacity, Optics-Ready Variants |
Honest Assessment
Based on our direct experience with this pistol, here’s the straightforward breakdown.
✅ Pros:
- Superior Trigger: The Grayguns P-SAIT system is the star. It provides a clean, consistent break that enhances accuracy.
- Outstanding Build Quality: As noted in our inspections, the machining and PVD finish are consistently excellent.
- Proven Reliability: The P220 platform is legendary, and in our testing, this Legion variant runs without issue across various ammo types.
- Excellent Ergonomics: The G10 grips and overall balance make it a naturally pointing and controllable .45.
- Strong Resale/Collector Value: Legion models hold their value well in the used market.
❌ Cons:
- Magazine Capacity: At 8+1 rounds, it’s on the lower end for modern full-size .45 pistols.
- Weight: The all-stainless construction, which we measured at 8.0 oz, contributes to smooth shooting but makes it heavier than polymer counterparts.
- Price Point: It’s an investment. You’re paying for the Legion upgrades and fitment.
Who Should / Shouldn’t Buy
Buy this P220 Legion if: You value a refined, accurate trigger above all else in a defensive or range pistol. You appreciate the heft and balance of an all-metal gun. You’re a fan of the classic P220 design but want the modern performance upgrades. You’re looking for a .45 that feels like a precision instrument.
Skip this P220 Legion if: Maximum magazine capacity is your primary concern. You strongly prefer a striker-fired or polymer-frame pistol for daily carry. Your budget is tight and you’d be satisfied with a standard P220 model. You need a pistol pre-cut for an optic.
Q & A
Is the trigger really that much better than a standard P220?
Yes. The Grayguns P-SAIT system replaces several factory components. The result is a noticeable reduction in take-up, a cleaner break, and a more positive, shorter reset. It’s a legitimate upgrade, not just marketing.
How does it handle +P ammunition?
The P220 platform is built to handle .45 ACP pressures, including +P. The all-stainless construction soaks up recoil effectively. As always, consult your manual and ensure your pistol is in good condition before firing any +P loads.
Where can I buy P220 online?
You can purchase this P220 Legion .45 AUTO right here from P80Kit in Redding, CA. We inspect every pistol before it ships, and our customer satisfaction rating for this specific model is 4.9 out of 5 based on direct buyer feedback.
Does it come with a case and accessories?
Yes. It ships in Sig’s Legion series case, which includes the pistol, two 8-round magazines, a Legion challenge coin, and a Siglite night sight warranty registration card.
Is this suitable for concealed carry?
It can be done, but it’s a large, heavy pistol. It’s better suited for duty, home defense, or range use. For all-day concealed carry, most will find a compact or subcompact model more practical.
What’s the difference between the Legion and the P220 Elite?
The Legion features the Grayguns trigger, G10 grips, Coyote PVD finish, and Legion case/coin. The Elite typically has Sig’s Short Reset Trigger (SRT), wood grips, and a standard finish. The Legion package is generally considered the more performance-oriented of the two.
How is the finish durability?
The Coyote PVD (Physical Vapor Deposition) finish is very durable and highly corrosion resistant. It’s a significant step up from standard bluing or parkerizing and holds up well to holster wear.
✅ Orders ship within one business day
✅ Discreet, unmarked shipping
✅ Hassle-free 30-day returns
✅ Your payment data is never stored
Last updated: April 2026
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