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Questions & Answers
What is the difference in the Romeo 1 and the Romeo 1 Pro Expert Answer

The only major difference is the mounting pattern. The Rome1Pro was made specifically for the M17 pattern handguns to match military specifications.

by Armando R., Gear Expert, October 18, 2019
Will this fit p320 M17.? Expert Answer

Yes, the new Romeo1PRO is meant specifically for the M17 cut slides.

by Armando R., Gear Expert, July 5, 2019
Customer Reviews
Helpful Positive Review Great sight / Horrible battery compartment by Vic Nolo, Verified Owner, February 16, 2025
Well the title says it all. I knocked a star off because installing or replacing the battery is such a chore. You have to press down really hard while screwing in the cap and the metal is fragile, it will get damaged. It took me almost 30 minutes to ...
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1/1 found this helpful
Helpful Positive Review Make sure you know it fill fit first. 320 users by MI3GunR, Verified Owner, March 21, 2021
I use this on my Sig 320 X-five for 3 gun competition and it makes a world of difference in my shooting. it's a sold unit and works extremely well, very robust. However, with the new Romeo 2 that just came out, I'd rather have something that has a p...
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10/11 found this helpful
Helpful Positive Review A perfect fit for a M17 or M18 sig by Peter Wallwork, Verified Owner, June 8, 2024
A great sight with shake to wake, I’ve used this sight on both of my m17 and m18. Comes with a steel hood to protect your investment from rough handling. Long battery life, color matched, and a perfect fit make this the sight for you
1/1 found this helpful
Helpful Positive Review Great Red Dot by Dave, Verified Owner, November 10, 2024
I bought this for my M18, mainly due to not needing a mounting plate. I am quite pleased with the product. It offers a wide window yet small profile. It's definitely easy to carry and not worry about printing. Side note: when inserting the battery,...
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2/2 found this helpful
Helpful Positive Review Looks awesome by Carl, February 2, 2024
Haven’t zeroed it yet but it definitely looks � arrived super fast!
1/2 found this helpful
Helpful Positive Review Nice �..... by Steve Holmes, Verified Owner, August 3, 2020
If you forget about the rear sight and just concentrate on the dot in the middle of the glass you won't miss a shot. I keep wanting to co-witness the dot with the rear sight which is really stupid on my part i guess it is a learning curve. I gave t...
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6/8 found this helpful
Read All 135 Reviews
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Product Info for SIG SAUER Romeo 1 Pro 1x30mm Reflex Red Dot Sight

Take aim with the Sig Sauer Romeo1 Pro SOR1P103 Red Dot Sight to boost your target acquisition speed and improve your accuracy at close ranges. These Red Dot Sights feature a molded glass aspheric lens complete with high-performance optic coatings that guarantee superior light transmission and zero distortion, displaying clear, bright views throughout. To protect the lens system, the housing is machined from rugged and lightweight aluminum and is IPX-7-rated for waterproof protection. This SIG SAUER Romeo1 Pro 1x30 Pistol Red Dot Sight features the signature MOTAC (Motion Activated Illumination System) that powers up when it senses motion and turns off when inactive, saving precious battery life for when you need it most. The RomeoOne Pro TruHold Lockless Zeroing System uses twin adjustment springs to ensure proper resets to zero after multiple rounds, and you can adjust the reticle's brightness with 12 different settings to best match your target background. Create a more efficient shooting experience with the help of a Sig Sauer RomeoOne Pro 1x30 MOA Red Dot Sight.image

WARNING: California`s Proposition 65

Specifications for SIG SAUER Romeo 1 Pro 1x30mm Reflex Red Dot Sight:

Manufacturer: SIG SAUER
Fabric/Material: Aircraft Grade Aluminum
Magnification: 1 x
Objective Lens Diameter: 30 mm
Objective Window Size: 28x18 mm
Illumination Color: Red
Brightness Settings: 12
Adjustment Type: MOA
Lens Material: Glass
Battery Type: CR1632
Battery Life: 20000 hours
Weather Resistance: Yes
Water Resistance Level: IPX-7
Gun Make: SIG Sauer
Gun Model: SIG Sauer Pro
Length: 1.8 in
Width: 1.2 in
Height: 1.1 in
Weight: 0.06 lb
Included Accessories: Mounting Screws
Magnification Type: Fixed
Red Dot Sights-Footprint: Deltapoint Pro

Features of SIG SAUER Romeo 1 Pro 1x30mm Reflex Red Dot Sight

  • Molded glass aspheric lens with high performance coatings for superior light transmittance and zero distortion
  • 3 or 6 MOA red dot with multiple brightness settings for rapid target engagement under a full range of lighting conditions
  • TruHold Lockless Zeroing System that utilizes twin adjustment springs designed to endure handgun recoil and return to zero shot after shot
  • New point-source emitter provides exceptional brightness with 12 settings (10 Daytime/2 NV), and 20, 000+ hours of runtime
  • MOTAC (Motion Activated Illumination System) that powers up when it senses motion and powers down when it does not
  • Aircraft grade CNC Aluminum housing ensures a lifetime of reliable service
  • Dependable waterproof (IPX-7 rated for complete water immersion up to 1 meter) and fogproof performance
  • Ruggedized protective steel shroud included for extreme durability
  • SIG SAUER Electro-Optics Infinite Guarantee and SIG SAUER

Package Contents:

  • SIG SAUER Romeo 1 Pro 1x30mm Reflex Red Dot Sight

SIG SAUER Romeo 1 Pro 1x30mm Reflex Red Dot Sight Orderable Models

List of Orderable Models

SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Black, SOR1P101 , MPN: SOR1P101 , UPC: 798681616541 , Code: SD9-RD-R1PRO-SOR1P101
SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Flat Dark Earth, SOR1P103 , MPN: SOR1P103 , UPC: 798681617944 , Code: SD9-RD-R1PRO-SOR1P103
Demo, SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Black, SOR1P101 , MPN: SOR1P101-DEMO , Code: SD9-RD-R1PRO-SOR1P101-DEMO
Demo, SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Flat Dark Earth, SOR1P103 , MPN: SOR1P103-DEMO , Code: SD9-RD-R1PRO-SOR1P103-DEMO
USED, SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Flat Dark Earth, SOR1P103 , MPN: SOR1P103-EDEMO , Code: SD9-RD-R1PRO-SOR1P103-EDEMO-RE-C
USED, SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Black, SOR1P101 , MPN: SOR1P101-EDEMO , Code: SD9-RD-R1PRO-SOR1P101-EDEMO-RE-A
USED SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Black, SOR1P101, EDEMO6, Condition Fair, Installed/Mounted , MPN: SOR1P101-EDEMO6 , Code: SD9-RD-R1PRO-SOR1P101-EDEMO-IN-D
SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 3 MOA Dot Reticle, Aircraft Grade Aluminum, Black, SOR1P100 , MPN: SOR1P100 , UPC: 798681616534 , Code: SD9-RD-R1PRO-SOR1P100

SIG SAUER Romeo 1 Pro 1x30mm Reflex Red Dot Sight Unavailable & Discontinued Models

List of Unorderable Models

Demo, SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 3 MOA Dot Reticle, Aircraft Grade Aluminum, Black, SOR1P100 , MPN: SOR1P100-DEMO , Code: SD9-RD-R1PRO-SOR1P100-DEMO
USED, SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Flat Dark Earth, SOR1P103 , MPN: SOR1P103-EDEMO , Code: SD9-RD-R1PRO-SOR1P103-EDEMO-RE-B
USED, SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 3 MOA Dot Reticle, Aircraft Grade Aluminum, Black, SOR1P100 , MPN: SOR1P100-EDEMO , Code: SD9-RD-R1PRO-SOR1P100-EDEMO-SC-C
USED SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Black, SOR1P101, EDEMO7, Used, Condition Fair , MPN: SOR1P101-EDEMO7 , Code: SD9-RD-R1PRO-SOR1P101-EDEMO7
USED, SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Black, SOR1P101 , MPN: SOR1P101-EDEMO , Code: SD9-RD-R1PRO-SOR1P101-EDEMO-IN-C
USED SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Black, SOR1P101, EDEMO5, Used, Condition Fair , MPN: SOR1P101-EDEMO5 , Code: SD9-RD-R1PRO-SOR1P101-EDEMO5
USED, SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Flat Dark Earth, SOR1P103 , MPN: SOR1P103-EDEMO , Code: SD9-RD-R1PRO-SOR1P103-EDEMO-OB-B
USED SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Flat Dark Earth, SOR1P103, EDEMO8, Used, Condition Fair , MPN: SOR1P103-EDEMO8 , Code: SD9-RD-R1PRO-SOR1P103-EDEMO8
USED SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 6 MOA Dot Reticle, Aircraft Grade Aluminum, Flat Dark Earth, SOR1P103, EDEMO11, Condition Fair, Used , MPN: SOR1P103-EDEMO11 , Code: SD9-RD-R1PRO-SOR1P103-EDEMO-US-D
USED SIG SAUER Romeo1 Pro 1x30mm Red Dot Sight, 3 MOA Dot Reticle, Aircraft Grade Aluminum, Black, SOR1P100, EDEMO6, Used, Condition Fair , MPN: SOR1P100-EDEMO6 , Code: SD9-RD-R1PRO-SOR1P100-EDEMO6

Proposition 65 Warning for California Consumers

For more information go to www.p65warnings.ca.gov

Notification

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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