Sig Sauer ROMEO-RS PRO 1x31mm 6 MOA Green Dot Sight, Black

Sig Sauer ROMEO-RS PRO 1x31mm 6 MOA Green Dot Sight Features and Performance

The Sig Sauer ROMEO-RS PRO 1x31mm 6 MOA Green Dot Sight is built for shooters who want a durable pistol optic that emphasizes fast target acquisition, practical everyday usability, and a larger sight window than many compact carry dots. The ROMEO-RS PRO is positioned as an open reflex handgun optic for modern optics-ready pistols, making it a strong option for defensive use, duty-style setups, and general range work where a generous viewing window and a bold aiming point both matter.

The 6 MOA green dot is especially appealing for shooters who prioritize speed and easy dot pickup. A larger dot can be quicker to track during presentation and recoil, which makes this configuration a practical choice for defensive drills, range work, and fast-paced handgun shooting. The green emitter can also be attractive to shooters who prefer that color for visibility and contrast in a wide range of lighting conditions.

Matching sources also identify this optic as using the DeltaPoint Pro footprint, which is an important fitment detail for buyers shopping for a direct-mount or adapter-ready pistol optic. SIG’s ROMEO-RS PRO product sheet also highlights a reinforced steel chassis molded into a high-strength polymer housing, 8 brightness levels, and the side-mounted CR1632 battery system. Together, those details support the ROMEO-RS PRO’s role as a practical pistol red dot built for frequent use rather than a stripped-down minimal optic.

Retail and product-sheet details also show 1 MOA windage and elevation adjustments, a molded glass aspheric lens, and MOTAC motion-activated illumination. That combination helps make this optic appealing for shooters who want a modern full-size pistol dot with a bold reticle, dependable activation, and a larger viewing window than many micro-format options.

If you are building out a complete handgun optics setup, you can browse more options in our
Optics & Optics Accessories
collection. You can also explore additional non-magnified sighting options in our
Red Dots & Non-Magnified Optics
category.

For manufacturer information and additional product details, visit
SIG SAUER.

• Manufacturer: Sig Sauer
• Model: ROMEO-RS PRO
• MPN: SOR02090
• UPC: 798681721511
• Magnification: 1x
• Objective Lens Diameter: 31mm
• Reticle: 6 MOA Green Dot
• Color: Black
• Footprint: DeltaPoint Pro
• Adjustment Click Value: 1 MOA
• Battery: CR1632
• Brightness Settings: 8
• Technology: MOTAC motion-activated illumination
• Configuration: Open reflex pistol sight