SIG SAUER P226 Legion SAO 9mm 4.40″ 10+1 Optic Ready
- Firearms ship to the FFL dealer you choose, in any state
- Free shipping on orders over $99 · ships in 1–2 business days
- 30-day returns on unused parts and accessories
Specs at a glance
About this product
The SIG Sauer P226 Legion SAO 9mm 4.40” 10+1 Optic Ready is a single-action 9mm pistol built for duty, defensive, and competition use. It pairs an optic-ready stainless steel slide with an alloy frame finished in Legion Gray, fitted with black G-10 grips bearing a Legion medallion. The short-reset trigger supports faster follow-up shots, and the SIG X-Ray3 sights provide high-visibility reference. Three 10-round steel magazines are included for range and training use.
| Manufacturer | SIG Sauer |
|---|---|
| Model | P226 Legion SAO |
| Material | Stainless steel slide, alloy frame |
| Compatibility | 9mm Luger |
| Finish | Legion Gray |
| Weight | 33.6 oz (per manufacturer specs) |
| Condition | New |
Key Features
- Optic-Ready Slide — Why it matters: Mount a red dot directly without milling, cutting setup time and cost for faster target acquisition.
- Short-Reset Trigger (SRT) — Why it matters: Reduces trigger reset by 60% compared to standard P226 triggers, enabling quicker follow-up shots in competition or defensive scenarios.
- Legion Gray Finish — Why it matters: Corrosion-resistant coating with a low-glare matte surface that holds up to holster wear and matches the Legion series aesthetic.
- X-Ray3 Day/Night Sights — Why it matters: Tritium inserts with a green front ring provide instant sight picture in low light, while the rear notch is wide enough for fast indexing.
- G-10 Grips with Legion Medallion — Why it matters: Textured G-10 offers positive traction even with wet hands, and the medallion identifies the pistol as part of the Legion family.
Who It's For
This gun is for the shooter who wants a proven platform with modern upgrades. If you compete in USPSA or IDPA, the SAO trigger and optic cut give you a competitive edge. If you carry for duty or defense, the Legion SAO delivers a consistent trigger pull and reliable feeding. It also suits collectors who appreciate the Legion series’ attention to detail.
Pros & Cons
- Pro: The SRT trigger breaks at 4.0–4.5 pounds consistently, verified by SIG Sauer specs, giving you a crisp pull without excessive creep.
- Pro: Included three 10-round magazines mean less time buying extras and more time shooting.
- Con: The SAO design lacks a decocker, so manual safety engagement is required for safe carry. If you prefer a DA/SA trigger, the standard Legion DA/SA model might fit better.
Comparison: P226 Legion SAO vs. Zev Technologies OZ9 vs. Agency Arms AOS
| Feature | SIG P226 Legion SAO | Zev OZ9 | Agency Arms AOS |
|---|---|---|---|
| Action | Single Action Only | Striker-fired | Striker-fired |
| Optic Ready | Yes (RMR/Holosun pattern) | Yes (RMR footprint) | Yes (Agency Optic System) |
| Trigger | Short-reset SAO, 4.0–4.5 lb | Flat-face, 3.5–4.0 lb | Flat-face, 3.5–4.5 lb |
| Weight (unloaded) | 33.6 oz | 24.5 oz | 25.2 oz |
| Capacity | 10+1 | 17+1 (Glock mags) | 15+1 (Glock mags) |
| MSRP | $1,324.59 | ~$1,800 | ~$1,600 |
| Best for | Duty/competition shooters who want metal frame | Competition shooters who prefer light polymer | Custom builders who want modularity |
FAQ
Does the SIG Sauer P226 Legion SAO come with an optic?
No, the pistol is optic-ready but does not include a red dot. The slide is pre-cut for the RMR/Holosun pattern, so you can mount your own.
What magazines are compatible with this model?
Standard P226 9mm magazines work, but only 10-round mags are included for compliance. You can use factory 15-, 17-, or 20-round mags where legal.
Is the Legion SAO safe for concealed carry?
Yes, but the manual safety must be engaged. The SAO trigger is lighter than a DA/SA, so use a quality holster that covers the trigger guard.
Can I install a suppressor-height sight with an optic?
Yes, SIG offers suppressor-height X-Ray3 sights that co-witness with most red dots. The factory sights are standard-height, so you may need to swap them.
What is the warranty on this pistol?
Per SIG Sauer, the Legion series comes with a limited lifetime warranty covering defects in materials and workmanship.
Trust & Delivery
- ✓ Nationwide delivery (all 50 states)
- ✓ Ships 1-2 business days
- ✓ 30-day returns
- ✓ Secure checkout
Last updated: April 2026
According to the National Shooting Sports Foundation, semi-auto pistols accounted for over 4.8 million units sold in 2023, with the P226 series remaining a top choice among duty and competition shooters.