Monstrum G3
VS
Vortex Siren

VS

Monstrum G3
Experience exceptional range and accuracy with the adjustable 3-18x magnification of this high-performance tactical rifle scope, built for mid to long-distance shooting up to 1000 yards. Featuring a first focal plane MOA reticle, the etched crosshair remains proportional at all magnifications, providing clear, reliable ranging information and simplified holdover adjustments. Constructed from durable 6061 aircraft-grade aluminum, the scope is nitrogen-charged and weather-sealed to resist fog and harsh conditions. It includes 1/4 MOA windage and elevation adjustments with zero setting, a parallax adjustment dial for sharper focus and range estimation, and red reticle illumination with multiple brightness levels for low-light visibility. The package includes high-profile Picatinny rings, a detachable sunshade, and spring-loaded flip-up lens covers.
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 | |
|---|---|---|---|---|---|---|
| Monstrum G3 | Monstrum | Black | Tactical | Hunting | 3.73 Pounds | Aluminum |
| Vortex Siren | Vortex | Black | VMR-2 | Hunting | 18.5 ounces | Aluminum |
Magnification & Range
| Magnification | Parallax Setting | |
|---|---|---|
| Monstrum G3 | 3-18x | 1000+ yards |
| Vortex Siren | 1-6x | 100 yards |
Performance Insights
| Eye Relief | Zoom Ratio | FOV | Night Vision | |
|---|---|---|---|---|
| Monstrum G3 | 4 - 4.5 in | 6:1 | 12.0 - 2.0 degrees | No |
To Calculate scope clicks: Let’s check out Scope Clicks Calculator
Diameter & Tube Size
| Tube Size | Tube Diameter | Objective Diameter | |
|---|---|---|---|
| Monstrum G3 | 30mm | 30mm | 50mm |
| Vortex Siren | 30mm | 30mm | 24mm |
Compatibility
| Compatible Devices | Mounting Type | |
|---|---|---|
| Monstrum G3 | Rifle | Picatinny Mount |
| Vortex Siren | Rifle | Picatinny and Weaver rail |
Additional Features
| Reticle | Max Elevation Adjustment | |
|---|---|---|
| Monstrum G3 | Illuminated Custom Type-H | 60-80 MOA |
| Vortex Siren | V-Brite | 100 MOA |
Built for Tough Conditions
| Waterproof | Fogproof | Shockproof | |
|---|---|---|---|
| Monstrum G3 | Yes | Yes | Yes |
Accessories & Warranty
| Includes | Warranty | |
|---|---|---|
| Monstrum G3 | G3 3-18x50 FFP Scope, 30mm High Profile Scope Rings, Lens Cleaning Cloth, Spring Loaded Flip-up Lens Covers, Sunshade | Full Lifetime Warranty |
| Vortex Siren | Riflescope, Flip Caps, Thread-In Throw Lever, Lens cloth, CR2032 Battery | VIP Warranty, Lifetime |



















