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Availability: In Stock
The Sig Sauer Romeo-RS Pro is a 1x31mm pistol-mounted red dot designed for shooters who want precision optics without the premium price tag. Built with a hybrid steel chassis reinforced inside a durable polymer housing, this optic delivers the durability and accuracy expected from Sig Sauer while staying within reach of serious shooters on any budget. It's purpose-built for optic-ready P320, P226, and P229 pistols with the PRO cut slide, giving you a compact, lightweight sight picture that doesn't compromise on functionality or ruggedness.
The Romeo-RS Pro uses a molded glass aspheric lens to give you a crisp, distortion-free sight picture, and the open emitter LED provides eight brightness settings so you can dial in the perfect illumination for any lighting condition. The reticle combines a 2 MOA red dot with a 32 MOA circle, giving you flexibility for both precision shooting and faster target acquisition. What really sets this optic apart is the convenience factor: the side-mounted battery tray lets you swap the CR1632 battery without removing the sight from your slide, and the motion-activated illumination (MOTAC) powers the sight up when you need it and down when you don't, stretching battery life to an impressive 20,000 hours at medium brightness.
Sig Sauer engineered the Romeo-RS Pro in Tualitan, Oregon with metal inserts strategically placed to handle mounting torque and protect the windage and elevation adjustment mechanisms from wear and impact. The updated PRO footprint maintains industry-standard compatibility while the steel recoil pins eliminate lateral shift under recoil. At just 0.94 ounces with battery, this optic won't slow you down, and it's backed by Sig Sauer's Infinite Guarantee.
| Magnification | 1x |
| Objective Lens Diameter | 31 mm |
| Reticle | 2 MOA red dot with 32 MOA circle |
| Footprint | PRO (Sig Sauer optic-ready cut) |
| Height | 1.21 in (30.7 mm) |
| Length | 1.83 in (46.5 mm) |
| Width | 1.42 in (36.0 mm) |
| Weight | 0.94 oz (26.6 g) with battery |
| Battery Type | CR1632 (single) |
| Brightness Settings | 8 |
| Runtime | 20,000 hours (at medium brightness, dot-only) |
| Elevation Travel | 70 MOA total |
| Windage Travel | 70 MOA total |
| Emitter Type | Open LED |
| Special Features | MOTAC (Motion Activated Illumination), side-load battery tray |
The Romeo-RS Pro is designed for optic-ready P320, P226, and P229 pistols with the PRO cut slide. It is not compatible with the original ROMEO1 cut. If you have an optic-ready P365, Sig Sauer offers the Romeo-RS Compact instead.
The CR1632 battery provides a minimum continuous runtime of 20,000 hours at medium brightness with the dot only illuminated. The MOTAC (Motion Activated Illumination) system powers the sight down when inactive, which significantly extends battery life in real-world use.
Yes. The Romeo-RS Pro features a convenient side-load battery tray that allows you to replace the CR1632 battery while the optic remains mounted on your slide. The tray is secured with a screw to prevent accidental battery loss.
The Romeo-RS Pro features a 2 MOA red dot center with a 32 MOA circle reticle. This combination gives you a precise aiming point for accurate shooting while the circle provides a faster visual reference for target acquisition.
SKU: 152747765
Availability: In Stock
The Sig Sauer Romeo-RS Pro is a 1x31mm pistol-mounted red dot designed for shooters who want precision optics without the premium price tag. Built with a hybrid steel chassis reinforced inside a durable polymer housing, this optic delivers the durability and accuracy expected from Sig Sauer while staying within reach of serious shooters on any budget. It's purpose-built for optic-ready P320, P226, and P229 pistols with the PRO cut slide, giving you a compact, lightweight sight picture that doesn't compromise on functionality or ruggedness.
The Romeo-RS Pro uses a molded glass aspheric lens to give you a crisp, distortion-free sight picture, and the open emitter LED provides eight brightness settings so you can dial in the perfect illumination for any lighting condition. The reticle combines a 2 MOA red dot with a 32 MOA circle, giving you flexibility for both precision shooting and faster target acquisition. What really sets this optic apart is the convenience factor: the side-mounted battery tray lets you swap the CR1632 battery without removing the sight from your slide, and the motion-activated illumination (MOTAC) powers the sight up when you need it and down when you don't, stretching battery life to an impressive 20,000 hours at medium brightness.
Sig Sauer engineered the Romeo-RS Pro in Tualitan, Oregon with metal inserts strategically placed to handle mounting torque and protect the windage and elevation adjustment mechanisms from wear and impact. The updated PRO footprint maintains industry-standard compatibility while the steel recoil pins eliminate lateral shift under recoil. At just 0.94 ounces with battery, this optic won't slow you down, and it's backed by Sig Sauer's Infinite Guarantee.
| Magnification | 1x |
| Objective Lens Diameter | 31 mm |
| Reticle | 2 MOA red dot with 32 MOA circle |
| Footprint | PRO (Sig Sauer optic-ready cut) |
| Height | 1.21 in (30.7 mm) |
| Length | 1.83 in (46.5 mm) |
| Width | 1.42 in (36.0 mm) |
| Weight | 0.94 oz (26.6 g) with battery |
| Battery Type | CR1632 (single) |
| Brightness Settings | 8 |
| Runtime | 20,000 hours (at medium brightness, dot-only) |
| Elevation Travel | 70 MOA total |
| Windage Travel | 70 MOA total |
| Emitter Type | Open LED |
| Special Features | MOTAC (Motion Activated Illumination), side-load battery tray |
The Romeo-RS Pro is designed for optic-ready P320, P226, and P229 pistols with the PRO cut slide. It is not compatible with the original ROMEO1 cut. If you have an optic-ready P365, Sig Sauer offers the Romeo-RS Compact instead.
The CR1632 battery provides a minimum continuous runtime of 20,000 hours at medium brightness with the dot only illuminated. The MOTAC (Motion Activated Illumination) system powers the sight down when inactive, which significantly extends battery life in real-world use.
Yes. The Romeo-RS Pro features a convenient side-load battery tray that allows you to replace the CR1632 battery while the optic remains mounted on your slide. The tray is secured with a screw to prevent accidental battery loss.
The Romeo-RS Pro features a 2 MOA red dot center with a 32 MOA circle reticle. This combination gives you a precise aiming point for accurate shooting while the circle provides a faster visual reference for target acquisition.
SKU: 152747765