In this buyer's guide, let's take a look at the best rifle scope for Ruger SFAR for plinking, and long range shooting. These scopes provide excellent reticle system for beginners as well as experienced long range shooters.

While the learning curve for long range shooting can be challenging, these scopes are great on most 308 flat top rifles and precision bolt guns.

Let's check them out

7 Best Rifle Scopes for Ruger SFAR

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Holosun 515GM - Best Overall

holosun 515gm red dot sight

The Holosun 515GM red dot sight is as durable as Aimpoint products. It's made to endure tough situations.

This sight is perfect for the Ruger SFAR 308 rifle. It protects against water, dust, and nature's elements. It often has an IPX7 or IP67 rating. This means it can stay underwater for some time and still function. So, it's reliable in rainy or wet areas.

A great feature of the Holosun 515GM is its long battery life. Many Holosun sights have batteries that outlast other brands. Users don't need to replace batteries frequently, ensuring the sight is always ready.


  • Magnification - 1X
  • Reticle - 2 MOA + 65 MOA Ring
  • Adjustment - 0.5 MOA / Click
  • Brightness Settings - 10 Days & 2 Night settings
  • Battery Life - 50,000 hrs
  • Construction - 7075 T6
  • Eye Relief - Unlimited
  • Submersion - IPX8
  • Body Dimension - 2.73" X 1.53" X 1.61"
  • Window Size - 1 X 22mm
  • Weight - 3.74 oz without mount
primary arms slx 3x prism sight

The Primary Arms 3X prism optic emerges as a compact and affordable alternative to the ACOG 3X scope. Its sturdy build and stable mounting are evident despite its size. Those familiar with a red dot setup will appreciate its accommodating eye-box and eye relief.

The illumination is versatile, with a sharp non-lit reticle visible even in bright conditions. The updated glass-etched chevron design ensures precision for shots between 50 to 200 yards.

Notably, the optic functions without a battery, and its AutoLive feature activates in low light. Additionally, it boasts three NV-compatible settings, making it a versatile choice for many shooters.


  • Magnification: 1X
  • Eye Relief: 3.7"
  • Reticle Type: ACSS Cyclops
  • Battery: CR2032 3V
  • Turret : 0.5 MOA / Click
  • Length: 4.3 inches
  • Weight: 9.7 oz
  • vortex razor hd 5-20x50 ffp
    • Magnification: 5-20X
    • Objective Lens: 50mm
    • Focal Plane: 1st Focal Point
    • Exit Pupil: 2.5 - 10mm
    • Eye Relief: 3.9 in
    • Overall Length; 15.8 inches
    • Weight: 37 ounces
    • Tube Size: 35mm tube
    • MOA Adjustment Range: 0.25 MOA / Click

    The Vortex Razor HD Gen 2 is top-notch for hunters and precision shooters. Why? It offers clear views, a sturdy design, and many reticle options, making it great for a 308 rifle.

    This 35mm scope is exactly what serious shooters have been looking for. It gives lots of adjustment for distant shots. Designed for the AR platform, it's perfect for medium to long shots. The 5-20X50 model provides the right magnification to shoot accurately with a 308 bullet.

    If you change rifles, the Vortex Razor will still serve you for years.

    A standout feature? Its advanced L-Tec turret system. It's combined with other top-notch features, delivering precise shots.

    Made of high-quality aluminum, it's tough and durable. Plus, its special coil spring system can take on more stress than usual springs. This means it stands up to recoil and keeps its aim spot on.


    • Micro-adjust zero setting gives infinite zero setting spots, which allow zero to be set between clicks for optimal accuracy
    • Built like a tank using a single-piece tube with rugged construction to withstands hard recoil and impact
    • Just over the top high-quality glass


    • This thing can get heavy

    vortex diamondback 3-9x40
    • Magnification: 3-9X
    • Objective Lens: 40mm
    • Focal Plane: 1st Focal Point
    • Exit Pupil: 1.9 - 8mm
    • Eye Relief: 3.3 - 3.5 in
    • Overall Length; 11.61 inches
    • Weight: 14.4 ounces
    • Tube Size: 1" tube
    • MOA Adjustment Range: 0.25 MOA / Click

    The Vortex Diamondback 3-9X40 is the "You get what you pay for" product. A solid one-piece constructed scope makes it indestructible and resistant to heavy recoil. The Argon purging process ensures the scope is water and fog proof.

    It's way more affordable than any of the 6 scopes recommended above, and it works. It's one of the best 1000 yard scope for shooting your Ruger SFAR 308 with for the best price.

    Shockproof -  Rugged construction withstands recoil and impact.

    Gather as much light as possible - The 50mm objective lens gives the shooter as bright as possible image through the scope for any hunting lighting condition with exit pupil perfectly around 5mm at 10X power.

    Added Fast Focus Eyepiece -  Allows the shooter to quickly and easily adjust reticle focusing, and works for people wearing corrected lens

    Capped Turret - Capped turret protects the turret to avoid accidental movement of the turrets, and it also allows quick re-indexing of the turret (no tool needed) to zero after sighting in the riflescope. 

    Great hunting reticle - The Dead-Hold BDC reticle is the single best all-purpose hunting reticle intended for a wide range of hunting and long range applications.

    vortex razor 1-10x low power variable optic
  • Magnification: 1-10X
  • Objective Lens: 24mm
  • Focal Plane: 1st Focal Point
  • Eye Relief: 3.6 in
  • Overall Length; 10.1 inches
  • Weight: 21.5 ounces
  • Tube Size: 34mm main tube
  • Click Adjustment: 0.25 MOA or 0.1 Mil / Click

  • The Vortex RAZOR 1-10X FFP is the newest low power variable optic on the market today that's considered a true long range LPVO. Now with magnification power to 10X.

    The new 10X magnification doesn't change the weight of the scope, in fact, this 34 mm scope is weighs similar to the Vortex Razor 1-6X, and while the 1-6X has been highly successful, Vortex wanted increased magnification range, a first-focal-plane (FFP) reticle and no increase in weight.

    Improved ocular lens for bigger eye box at 1X - For running and gunning type of shooting, it's important to get on target fast with a full field of view.

    The improved ocular lens gives a bigger eye box and more head movement at 1X for the shooter to throw the rifle to their shoulder quickly and then get a full field of view and acquire the target before squeezing one off.

    At 1X the field of view is the best we have seen to date on the market.

    NEW EBR9C To Maximize Reticle Versatility - The new EBR9C is optimized for CQB and at 10X magnification with a bright center red dot followed by 4 hash marks to guide the shooter's eye quickly to the center for fast target acquisition.

    At a higher magnification range, the EBR-9C reticle on the first focal plane provides a full feature hashmarked reticle using MOA based subtension lines for ranging and windage corrections.

    Improved Horizontal Line Subtension - The added horizontal line features 0.5 mil harshmark for finer adjustment with thick 1 mil hashmark for moving targets.

    When you need to range and engage targets down range with precision, go with the EBR9-C reticle

    Improved Magnification Dial Ring - Unlike other LPVO with stiff magnification dial ring, the RAZOR 1-10X is much easier to turn without feeling stiff, and the scope comes with a quick magnification switch lever to help the shooter change power faster

    Vortex pst gen 2 5-25x50
    • Magnification - 5-25x
    • Objective Lens Diameter - 50 mm
    • Adjustment Graduation - 1/4 MOA
    • Eye Relief - 3.4 inches
    • Tube Size -  30 mm
    • Focal Plane - Second
    • Length - 15.79 inches
    • Weight - 31.2 oz

    Vortex makes a large selection of optics for shooters.

    The Vortex Viper PST 5-25X50 is a second focal plane scope with a sharp glass quality, no noticeable distortion of any colors, and it has great light transmission than other scopes.

    Vortex Optics Viper PST Gen II 5-25x50 is a second-generation with significant improvements to Gen I. the scope is more durable and comes with better glass, larger eye box and eye relief.

    The Gen 2 version also finally upgraded the turret adjustment similar to their high-end Razor line, which means no more shims for adjusting your zero stop.

    The Viper PST is the versatile choice for 7.62 and 6.5 CM rifle owners that want a multi-use combo for hunting, competition and shooting tactical with its glass etched EBR-7C reticle.

    If you want to check out more rifle scopes with reticles best suited for 6.5 Creedmoor, get the Nightforce NXS 5.5-22x56 HS Zero Stop MOAR because this scope can handle other heavy kick calibers.

    trijicon acog 3.5x
    • Magnification - 3.5x FIXED
    • Objective Lens Diameter - 35 mm
    • Adjustment Graduation - 1/4 MOA / click
    • Eye Relief - 2.4 inches
    • Length - 8 inches
    • Weight - 14 oz

    This battle scope has become iconic over the past 10 years, seen in pictures of soldiers with it on their guns. It's one of the toughest optics the U.S. military uses. Made from super-strong 7075-T6 aluminum, it's nearly unbreakable and can handle shocks well.

    Even young Marines and soldiers, who might be a bit rough with their gear, find it reliable. It's truly made for those who handle their guns roughly.

    What sets this optic apart is its small size and better distance for eye comfort compared to the regular 4X ACOG. It allows the shooter more room to move their eye while keeping a clear view. This makes it the top compact scope for Ruger SFAR and 223 caliber semiauto rifles.

    Overall it has a great magnification and weight for medium-range engagement up to 400 yards, and its superior tank alike built quality made its way onto the list for best rifle scope for AR10 308 and 6.5 Creedmoor rifles.

    Battle Tough Body Construction - Indestructible 7075 T-6 Aluminum construction the hardest material you can build a scope, and the ACOG scopes are the standard issue optic for rifleman in the military, and it's built for warfighters

    Exact Target Distances & Holds - Most ACOG models feature a bullet drop compensating and target-ranging reticle for decisive aiming.

    Improved Eye Relief & Eye Box - Eye relief distance has been improved on the 3.5X35 model compared to the 4X32 model. The shooter gets 1" additional eye relief distance to prevent eye smack or helmet bump

    Accepts Many Aftermarkets ACOG Mounts - Depend on what your tactical rifle setup is, the shooter can buy various aftermarket ACOG mounts whether be fixed mount or quick detach mounts. The ACOG is made ready to be customized

    Multiple Reticles Offers - including crosshair, horseshoe dot, and chevron

    ALWAYS ON, ALWAYS READY - Most ACOG® models are battery free including the 3.5X35, featuring a tritium/fiber optic illuminated reticle that automatically adjusts the brightness based on available light.