Sightmark Citadel
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Vortex Siren

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Sightmark Citadel
The Sightmark Citadel is built for precision, offering a first focal plane reticle that adjusts with magnification to maintain consistent subtensions for accurate ranging at any level. This feature is ideal for long-range shooting, making range estimation simple and reliable. One of the key advantages of the Citadel is its red illuminated reticle, which enhances target visibility in low light, ensuring you don’t miss your shot in challenging conditions. I found the exposed, low-profile locking turrets to be incredibly user-friendly, providing quick adjustments when needed while the locking mechanism ensures accuracy even under stress. The 30mm single-piece tube, made from aircraft-grade aluminum, gives the scope exceptional durability, withstanding recoil and ensuring precise alignment over time. Finally, the fully multi-coated optics provide superb image quality, maximizing light transmission and delivering bright, accurate visuals.
Vortex Siren
The Vortex Siren is a compact yet powerful optic designed with the needs of modern hunters in mind. Offering a 1-6x24mm zoom, it strikes the perfect balance for those who need both close-range versatility and longer-range accuracy in a lightweight package. Built for durability, it withstands harsh outdoor conditions while providing crystal-clear visuals, ensuring nothing is missed on the hunt. With its illuminated reticle, the Vortex Siren excels in low-light environments, making it ideal for early morning or dusk hunting. The precision adjustments and easy-to-use controls make it a top pick for hunters who demand reliability without added weight. This riflescope is truly a game-changer in the field.
Basic Details
| Brand | Color | Style | Sport | Item Weight | Material | |
|---|---|---|---|---|---|---|
| Sightmark Citadel | Sightmark | Black | 3-18x50 LR2 | Hunting, Paintball, Airsoft | 26.1 Ounces | Aluminum |
| Vortex Siren | Vortex | Black | VMR-2 | Hunting | 18.5 ounces | Aluminum |
Magnification & Range
| Magnification | Parallax Setting | |
|---|---|---|
| Sightmark Citadel | 3-18x | 25 yards to infinity |
| Vortex Siren | 1-6x | 100 yards |
Performance Insights
| Eye Relief | Zoom Ratio | FOV | Night Vision | |
|---|---|---|---|---|
| Sightmark Citadel | 3 Inches | 6:1 | 6.5° - 1.1° | No |
To Calculate scope clicks: Let’s check out Scope Clicks Calculator
Diameter & Tube Size
| Tube Size | Tube Diameter | Objective Diameter | |
|---|---|---|---|
| Sightmark Citadel | 30mm | 30mm | 50mm |
| Vortex Siren | 30mm | 30mm | 24mm |
Compatibility
| Compatible Devices | Mounting Type | |
|---|---|---|
| Sightmark Citadel | Rifle | Picatinny Mount |
| Vortex Siren | Rifle | Picatinny and Weaver rail |
Additional Features
| Reticle | Max Elevation Adjustment | |
|---|---|---|
| Sightmark Citadel | Mil-Dot | 60 MOA |
| Vortex Siren | V-Brite | 100 MOA |
Built for Tough Conditions
| Waterproof | Fogproof | Shockproof | |
|---|---|---|---|
| Sightmark Citadel | Yes | Yes | Yes |
Accessories & Warranty
| Includes | Warranty | |
|---|---|---|
| Sightmark Citadel | Sunshade, Throw lever, Lens caps, Battery, Manual | Limited Lifetime Warranty |
| Vortex Siren | Riflescope, Flip Caps, Thread-In Throw Lever, Lens cloth, CR2032 Battery | VIP Warranty, Lifetime |



















