Sig Sauer Sierra6 BDX 3-18x44mm BDX-R2 30mm SFP

The Sig Sauer Sierra6 BDX is a digital ballistic riflescope designed to integrate with BDX-enabled rangefinders and deliver automatic holdover indications on a digital focal plane. It provides a broad magnification range and a 30mm main tube to support adjustment and accessory mounting for field and range applications. The scope combines SIG's HDX optics and digital BDX features to support precision shooting and hunting tasks.

Key Specifications

• Magnification range is 3–18x for versatile close-to-moderate distance use.
• Objective lens diameter is 44 mm to balance light collection and compactness.
• Main tube measures 30 mm for robust adjustment range and mounting compatibility.
• Reticle is the digital BDX-R2 ballistic reticle with 194 individually addressable LED hold points.
• Field of view at 100 yards is approximately 34.9 ft for wide situational awareness at low magnification.
• Optical system uses HDX coatings and is rated up to 95% light transmission.
• Adjustment increment is 0.25 MOA to support precise sighting corrections.
• Waterproof rating is IPX-7 for immersion protection.
• Overall length is 12.25 inches and weight is 23.8 oz for a stable, manageable package.
• Illumination and power: 8 daylight / 2 NV illumination settings powered by two CR2032 batteries.

The Sierra6 BDX brings digital ballistic capability into a familiar riflescope platform, pairing advanced optics with BDX 2.0 connectivity and an onboard SmartBDC to simplify holdover for a range of centerfire, muzzleloader and crossbow profiles. Its combination of a 30mm tube, wide magnification range, and waterproof construction make it suitable for field use where integrated ballistic solutions and robust optics are required.