SIG SAUER ROMEO-X PRO 6 MOA Green Dot Sight

SIG SAUER ROMEO-X PRO 6 MOA Green Dot Sight

The SIG SAUER ROMEO-X PRO is a compact pistol-mounted reflex sight developed from the company’s military red-dot experience. This exact black model, manufacturer part number SORX1090, uses a bright 6 MOA green-dot reticle and the PRO footprint for optic-ready handguns built around the DeltaPoint Pro mounting pattern. Its low deck height, rugged 7075 aluminum housing, side-loading battery, and motion-activated illumination are designed to deliver fast sight acquisition without adding unnecessary bulk to the pistol.

Fast 6 MOA Green-Dot Reticle

The 6 MOA green dot provides a bold, quickly visible aiming point suited to defensive, training, and competition use. At typical handgun distances, the larger dot can be acquired rapidly during presentation and is easy to track through recoil. Fifteen illumination settings include 12 daylight levels and three settings intended for use with compatible night-vision equipment. The controls allow the brightness to be matched to changing light while maintaining a clear aiming reference.

Low-Profile PRO Footprint

The ROMEO-X PRO uses SIG SAUER’s PRO footprint, compatible with the DeltaPoint Pro pattern. SIG SAUER identifies it for compatible optics-ready P320, P226, and P229-family pistols. Its low deck height is designed to permit an absolute co-witness with standard-height iron sights on suitable installations. Compatibility can vary by slide cut, adapter plate, screw length, and pistol generation, so the firearm manufacturer’s instructions and SIG SAUER compatibility information should be checked before installation.

Military-Inspired Aluminum Housing

A CNC-machined 7075 aluminum housing gives the open-emitter optic a strong foundation for repeated recoil and everyday handling. SIG SAUER rates the ROMEO-X platform for 10 mm recoil and uses a patent-pending beryllium-copper flexure arm within the adjustment system. The distortion-free aspherical lens is engineered to minimize optical aberration while presenting a natural viewing window. Anti-reflection lens technology supports useful light transmission and a clear view of the target area.

MOTAC and Side-Loading Battery

MOTAC motion-activated illumination powers the dot when movement is detected and shuts it down during inactivity to conserve energy. The single CR1632 battery provides a listed runtime of up to 20,000 hours under appropriate settings and conditions. Its side-loading compartment lets the battery be replaced without removing the optic from the slide, helping preserve the existing zero and reducing maintenance time. Users should still verify zero after installation, service, or any significant impact.

Compact Dimensions and Adjustment Range

The ROMEO-X PRO is a non-magnified 1x sight with a 24 mm objective window. It measures approximately 1.83 inches long and 0.94 inch high, keeping the optic close to the slide. The adjustment system provides 80 MOA of total elevation travel and 80 MOA of total windage travel. Intuitive top-mounted controls keep brightness adjustments accessible without requiring the shooter to reach around the housing.

Key Features

• Exact model: SIG SAUER ROMEO-X PRO, SKU SORX1090
• Reticle: 6 MOA green dot
• Magnification: 1x
• Footprint: PRO / DeltaPoint Pro pattern
• Housing: CNC-machined 7075 aluminum
• Emitter: Open-emitter configuration
• Lens: Distortion-free aspherical design
• Illumination: 15 settings, including three night-vision settings
• Activation: MOTAC motion sensing
• Battery: Side-loading CR1632
• Runtime: Up to 20,000 hours
• Adjustment travel: 80 MOA elevation and 80 MOA windage

Included Equipment

SIG SAUER lists the ROMEO-X PRO with an operator’s manual, multiple mounting-screw sets, T10 and T6 Torx wrenches, and one CR1632 battery. The supplied hardware supports several compatible installations, but the correct screws and any required adapter plate depend on the host firearm. Proper torque, thread preparation, and mounting procedures are essential for maintaining reliability and zero.

Purpose-Built for Optics-Ready Pistols

The ROMEO-X PRO combines a highly visible green dot with a low mounting height and durable metal construction. Its motion activation and side-loading battery simplify daily readiness, while the PRO footprint makes it a natural choice for compatible full-size and compact optics-ready pistols. Confirm firearm compatibility, follow the mounting instructions, and verify point of impact with the intended ammunition before carrying or relying on the sight.