
Availability: In Stock
The Sig Sauer Romeo8T is a compact 1x40mm red dot sight built for shooters who demand a wide field of view without magnification. This matte black optic pairs fast target acquisition with advanced reticle technology, making it equally at home on a carbine for duty work, a rifle for competition, or a modern sporting gun at the range. The 40mm objective lens gathers plenty of light for both daylight and low-light environments, while the parallax-free optical design keeps your point of aim true whether you're shooting at close range or stretching it out.
What sets the Romeo8T apart is the Quad Ballistic Circle Dot 2.0 reticle and Sig's proprietary MSAR (Magnifier Sensing Adaptive Reticle) technology, which automatically adjusts the reticle display based on ambient light and magnification—a feature you won't find on every red dot. The sight offers 15 brightness levels: 12 for daylight shooting and 3 dedicated night-vision settings, so you're covered whether you're hunting with natural light or running nods. The dedicated NV override switch ensures seamless switching without cycling through the whole brightness menu.
Built to mil-spec durability standards and sealed to IPX8 waterproof ratings, this sight won't quit on you in harsh conditions. Battery life is genuinely impressive—50,000 hours on a single CR123 cell thanks to the MOTAC (Motion Activated Illumination) system. At just 9.5 ounces with battery and flip-back lens covers installed, it adds minimal weight to your rifle. Sig assembles the Romeo8T in Oregon, and the included flip-back covers protect your glass in the field.
The absolute co-witness height (1.41 inches) plays well with standard rifle sights, and the 0.5 MOA per-click adjustment with 100 MOA total travel gives you plenty of room to zero and dial. Whether you're a serious competitor, a working professional, or a hunter who values reliability and performance, the Romeo8T delivers the speed and precision modern shooters expect.
| Magnification | 1x |
| Objective Lens Diameter | 40mm |
| Reticle Type | Quad Ballistic Circle Dot 2.0 with MSAR |
| Sight Height (Absolute Co-Witness) | 1.41 inches |
| Brightness Settings | 15 (12 day + 3 night-vision) |
| Battery Type | CR123 |
| Battery Runtime | 50,000 hours |
| Total Elevation/Windage Travel | 100 MOA |
| Adjustment Increment | 0.5 MOA per click |
| Waterproof Rating | IPX8 |
| Durability Standard | MIL-STD-810 |
| Length | 2.9 inches |
| Height | 2.4 inches |
| Width | 1.9 inches |
| Weight | 9.5 oz (with battery and flip-back covers) |
| Finish | Matte black |
| Included Accessories | Flip-back lens covers |
The Romeo8T sits at 1.41 inches in absolute co-witness height, which means it aligns perfectly with standard rifle sights. You can run irons as a backup without any issues.
A single CR123 battery will run for 50,000 hours thanks to the MOTAC (Motion Activated Illumination) system, which powers the reticle down until it detects movement. That translates to years of real-world use on one battery.
Yes. The Romeo8T includes 3 dedicated night-vision brightness settings and a dedicated NV override switch, so you can quickly switch between daylight and NV modes without cycling through all 15 brightness levels.
The Romeo8T ships with flip-back lens covers to protect your glass in the field. The sight is sealed to IPX8 waterproof standards and meets MIL-STD-810 durability specifications, so it can handle rough handling and harsh weather.

SKU: 152746637





Availability: In Stock
The Sig Sauer Romeo8T is a compact 1x40mm red dot sight built for shooters who demand a wide field of view without magnification. This matte black optic pairs fast target acquisition with advanced reticle technology, making it equally at home on a carbine for duty work, a rifle for competition, or a modern sporting gun at the range. The 40mm objective lens gathers plenty of light for both daylight and low-light environments, while the parallax-free optical design keeps your point of aim true whether you're shooting at close range or stretching it out.
What sets the Romeo8T apart is the Quad Ballistic Circle Dot 2.0 reticle and Sig's proprietary MSAR (Magnifier Sensing Adaptive Reticle) technology, which automatically adjusts the reticle display based on ambient light and magnification—a feature you won't find on every red dot. The sight offers 15 brightness levels: 12 for daylight shooting and 3 dedicated night-vision settings, so you're covered whether you're hunting with natural light or running nods. The dedicated NV override switch ensures seamless switching without cycling through the whole brightness menu.
Built to mil-spec durability standards and sealed to IPX8 waterproof ratings, this sight won't quit on you in harsh conditions. Battery life is genuinely impressive—50,000 hours on a single CR123 cell thanks to the MOTAC (Motion Activated Illumination) system. At just 9.5 ounces with battery and flip-back lens covers installed, it adds minimal weight to your rifle. Sig assembles the Romeo8T in Oregon, and the included flip-back covers protect your glass in the field.
The absolute co-witness height (1.41 inches) plays well with standard rifle sights, and the 0.5 MOA per-click adjustment with 100 MOA total travel gives you plenty of room to zero and dial. Whether you're a serious competitor, a working professional, or a hunter who values reliability and performance, the Romeo8T delivers the speed and precision modern shooters expect.
| Magnification | 1x |
| Objective Lens Diameter | 40mm |
| Reticle Type | Quad Ballistic Circle Dot 2.0 with MSAR |
| Sight Height (Absolute Co-Witness) | 1.41 inches |
| Brightness Settings | 15 (12 day + 3 night-vision) |
| Battery Type | CR123 |
| Battery Runtime | 50,000 hours |
| Total Elevation/Windage Travel | 100 MOA |
| Adjustment Increment | 0.5 MOA per click |
| Waterproof Rating | IPX8 |
| Durability Standard | MIL-STD-810 |
| Length | 2.9 inches |
| Height | 2.4 inches |
| Width | 1.9 inches |
| Weight | 9.5 oz (with battery and flip-back covers) |
| Finish | Matte black |
| Included Accessories | Flip-back lens covers |
The Romeo8T sits at 1.41 inches in absolute co-witness height, which means it aligns perfectly with standard rifle sights. You can run irons as a backup without any issues.
A single CR123 battery will run for 50,000 hours thanks to the MOTAC (Motion Activated Illumination) system, which powers the reticle down until it detects movement. That translates to years of real-world use on one battery.
Yes. The Romeo8T includes 3 dedicated night-vision brightness settings and a dedicated NV override switch, so you can quickly switch between daylight and NV modes without cycling through all 15 brightness levels.
The Romeo8T ships with flip-back lens covers to protect your glass in the field. The sight is sealed to IPX8 waterproof standards and meets MIL-STD-810 durability specifications, so it can handle rough handling and harsh weather.
SKU: 152746637
