Trijicon SRO: The Best Red Dot Sight for Faster Target Acquisition
The Trijicon SRO (Specialized Reflex Optic) is one of the best red dot sights for pistols, designed specifically for competitive shooters, law enforcement, and concealed carriers. With a larger field of view than the Trijicon RMR, it offers superior target tracking and fast sight picture acquisition.
In this guide, we’ll break down everything you need to know about the Trijicon SRO, including its features, comparisons, mounting options, and best firearm pairings.
Why Choose the Trijicon SRO?
The Trijicon SRO is built with precision shooters in mind, offering:
✔ Larger Viewing Window – Improves target tracking for faster follow-up shots.
✔ Crisp Red Dot Reticle – Available in 1.0 MOA, 2.5 MOA, and 5.0 MOA dot sizes.
✔ Top-Loading Battery – Unlike the Trijicon RMR, you don’t have to remove the sight to change batteries.
✔ Long Battery Life – Lasts up to 3 years on a single CR2032 battery.
✔ Manual & Auto Brightness Adjustments – 8 brightness settings, including night vision mode.
✔ RMR Footprint Compatibility – Easily mounts on Glock MOS, Sig P320, and other optics-ready pistols.
Trijicon SRO vs. Trijicon RMR: Which One Should You Get?
| Feature | Trijicon SRO | Trijicon RMR |
|---|---|---|
| Window Size | Larger (Better visibility) | Smaller (More rugged) |
| Battery Access | Top-loading (Easy to change) | Bottom-loading (Must remove sight) |
| Durability | High (Not as tough as RMR) | Extreme durability (Mil-spec rated) |
| Best For | Competitive shooting & range use | Duty, concealed carry, tactical use |
| Mounting | Uses RMR footprint | Uses RMR footprint |
Verdict: If you want a more durable optic for combat or duty use, go with the Trijicon RMR. If you want faster target acquisition and a better sight picture for competition shooting, the SRO is the best choice.
Best Firearms for the Trijicon SRO
The Trijicon SRO is compatible with most optics-ready handguns, including:
🔹 Glock MOS series (Glock 17, Glock 19, Glock 34, Glock 45)
🔹 Sig Sauer P320 RX & P365 X-Macro
🔹 CZ Shadow 2 Optics-Ready
🔹 FN 509 Tactical
🔹 Canik TP9 SFX & Mete Series
🔹 Staccato 2011 & 1911 platforms
🔹 Rifles & Shotguns: The SRO can also be mounted on AR-15s, PCCs, and tactical shotguns.
Which Trijicon SRO Reticle Size is Best?
🔴 1.0 MOA Dot – Best for precision shooting & long-range handgun shots.
🔴 2.5 MOA Dot – Most versatile option, great for duty use, competition, and everyday carry.
🔴 5.0 MOA Dot – Best for fast target acquisition in close-range shooting.
✔ For USPSA/IDPA Competition → 5.0 MOA for speed
✔ For Concealed Carry & Duty Use → 2.5 MOA for balance
✔ For Long-Range Pistol Shooters → 1.0 MOA for precision
Mounting & Zeroing the Trijicon SRO
- Ensure Proper Mounting Plate – Uses the Trijicon RMR footprint, making it easy to mount on Glock MOS, Sig P320, FN 509, and other optics-ready pistols.
- Use the Right Torque Settings – Tighten to 12-15 in/lbs with blue Loctite for stability.
- Zero at the Right Distance – A 25-yard zero works well for most applications, but 10-yard zero is great for CCW setups.
- Co-Witness with Backup Iron Sights – Pair with suppressor-height iron sights for a backup aiming solution.
Trijicon SRO vs. Holosun 507C: Which is Better?
| Feature | Trijicon SRO | Holosun 507C |
|---|---|---|
| Window Size | Bigger (Better FOV) | Smaller |
| Reticle Options | 1, 2.5, 5 MOA Dots | 2 MOA Dot & 32 MOA Circle |
| Battery Life | 3 years | 50,000 hours (Solar Backup) |
| Durability | ⭐⭐⭐⭐ | ⭐⭐⭐⭐⭐ |
| Price | Higher ($500+) | More affordable ($300-$350) |
Verdict: The Trijicon SRO is better for competition shooters who need a larger field of view and faster target acquisition. The Holosun 507C offers more reticle options, longer battery life, and solar backup, making it a better budget-friendly alternative.
Where to Buy the Trijicon SRO for the Best Price?
Final Verdict: The Best Red Dot Sight for Competitive Shooting
If you want a red dot sight that maximizes speed, accuracy, and target tracking, the Trijicon SRO is the ultimate choice. With its large sight window, crisp dot, and user-friendly battery access, it’s the top pick for competitive shooters and range enthusiasts.
👉 Upgrade your pistol today with the Trijicon SRO and experience the best in reflex optics!