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AR-15 Scopes

Honest optics for AR builders. Backed by our No B.S. lifetime warranty and customer service that actually answers the email.

4.6 avg across 2,200+ verified buyer reviews No B.S. lifetime warranty Fast & free shipping on all orders

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Best AR-15 scope by distance and use case

Rhino red/green dot reflex sight

Fast & close

Sub-100yd: speed over precision

Red dot. Both eyes open. Move fast.

Rhino 4x fixed-magnification rifle optic

One job, mid-range

100-300yd: one fixed setting

Fixed 4x magnification. Etched reticle works without batteries. Aging eyes and astigmatism friendly.

Razorback 1-6x24 SFP rifle scope

Do everything

Home defense + range, one optic

1-6x LPVO. Single optic across use cases.

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Magnification
Reticle
Price tier

What 300+ buyer reviews actually say

We can't show you bench-rest theater. We can show you what 300+ buyer reviews across our optic line tell us about real-world performance.

What buyers consistently praise

  • Value. Buyers consistently flag strong value across Rhino R/G, Wide Angle, and Rhino 4x. Recurring review titles: “Bang for the Buck,” “great sight for a great deal,” and “punches way above its weight class.”
  • Zero retention. Reports come in across rifles from .22 LR to .458 SOCOM.
  • Warranty actually paid out. Years-after-sale replacements documented across SKUs.

What buyers complain about

  • 4 MOA dot is for close-to-mid. If you need precision past 100yd, choose magnification not red dot.
  • Apply blue thread-locker to mount bolts. We recommend it, and we'll send you a packet on request.
  • Rhino 4x turret markings ran opposite direction on early production. Zero by feel, not label, until labeled correction ships.
  • Rhino 4x diopter setup is non-obvious. Rotate the rear eyepiece to focus the reticle to your eye before zeroing.

In their words

  • “Don't bother spending a couple hundred bucks on one. This will perform as good if not better.”
    Jerry, 2016-07-03, 5 stars, Rhino R/G
  • “I have other more expensive scopes that don't perform this well.”
    Erik T., 2018-05-17, 5 stars, Rhino R/G
  • “it held up to the heavy recoil with no issues and held zero!”
    Jason W., 2020-09-30, 5 stars, Rhino R/G (KSG 3" slugs)
  • “I own many $500+ red dot sights and I like this one the best.”
    Eric M., 5 stars, Wide Angle Reflex
  • “The glass is bright and clear - at least for my eyes!”
    Mark M., 2021-03-30, 5 stars, Rhino 4x

How to pick an AR-15 scope (or red dot, or magnified optic)

What makes a good AR-15 scope?

A good AR-15 scope matches the rifle's use case before it matches a price tag. The best scope for AR-15 work isn't one optic for everyone. Three honest categories. If your shot is inside 100 yards and speed matters more than precision, you want a red dot. If your shot is between 100 and 300 yards and you don't plan to change magnification, a fixed 4x gives you etched reticle clarity without battery dependence. If you need one optic to handle home-defense distance and also reach out to 500 yards on the range, you want a low-power variable optic (LPVO) that runs 1x to 6x or higher.

Magnification matches distance. Reticle matches use case. Price matches what you actually need, not what looks nicest in the box.

What is an LPVO?

A low-power variable optic. Magnification typically 1x at the bottom (both-eyes-open red-dot speed) and 4x to 8x at the top (precision past 200 yards). Most LPVOs use a second focal plane (SFP) reticle, which means the reticle stays the same size as you zoom in. Our Razorback runs 1-6x24 with an SFP illuminated reticle and ships with cantilevered rings.

What is MOA on a scope?

Minute of angle. One MOA equals roughly 1 inch at 100 yards (1.047 inches, but 1 inch is close enough for field use). Two inches at 200 yards. Three at 300. A 4 MOA red dot covers a 4-inch circle at 100 yards. Click values on a turret are usually 1/4 MOA or 1/2 MOA per click, meaning each click moves point of impact 1/4 inch or 1/2 inch at 100 yards.

What is a BDC reticle?

Bullet drop compensator. A reticle with extra hash marks below the main aiming point that estimate where bullet drop puts your point of impact at longer distances. A BDC is calibrated for a specific cartridge and load, typically 5.56/.223 with 55 or 62 grain ammunition. Use the BDC marks for hold-over, not as guarantees. Verify on the range before you trust them in the field.

AR-15 magnification: 1-6x, 1-4x, and fixed 4x

AR-15 magnification breaks into four practical tiers. A 1x red-dot or reflex sight runs both eyes open for sub-100 yard work. A 1-6x LPVO (also written 1x6x24) covers home-defense and range work in one optic. The Rhino 4x is a fixed-magnification rifle optic with an etched reticle, so the reticle stays visible for battery-free clarity at 100-300 yards. And a magnifier-on-red-dot setup adds 3x magnification on demand. Pick the tier that matches your shot, not the spec sheet.

Magnification classOzark SKUs
1x (red dot / reflex)Rhino R/G, Wide Angle Reflex
1-4x / 1-6x / 1-8x (LPVO)Razorback 1-6x24 SFP
4x fixedRhino 4x Magnified Optic
3x (magnifier on red dot)Out of catalog. For fixed-mag, see Rhino 4x. For variable, see Razorback LPVO.
3-9x (traditional rifle scope)Out of catalog. The Razorback LPVO covers 1-6x range work.

All four optics at a glance

Razorback 1-6x24 SFP

Magnification
1-6x variable
Reticle
SFP illuminated
MSRP tier
$200-300
Mount included
Yes (cantilever)
Best for
Do-everything, 1x to 6x

Rhino Red/Green Dot

Magnification
1x
Reticle
4 MOA R/G dot
MSRP tier
under $100
Mount included
No
Best for
Fast, close, sub-100yd

Rhino 4x Magnified Optic

Magnification
4x fixed
Reticle
etched crosshair
MSRP tier
$100-200
Mount included
No
Best for
Mid-range, fixed mag

Wide Angle Reflex Sight

Magnification
1x
Reticle
reflex dot
MSRP tier
under $100
Mount included
No
Best for
Fast, close, AR pistol

LPVOs (low power variable optics)

LPVO meaning: low-power variable optic. Magnification typically 1x at the bottom (both-eyes-open red-dot speed) and 4x to 8x at the top (precision past 200 yards). Most LPVOs use a second focal plane (SFP) reticle, which means the reticle stays the same size as you zoom in. The best LPVO for an AR-15 build depends on whether you need true 1x for fast target acquisition or higher top-end magnification for range work.

Razorback 1-6x24 SFP at a glance

24mm objective. Second focal plane illuminated reticle. 6x at the top of the dial gets you out to 300-500 yards on torso-sized targets without effort. 1x at the bottom runs both-eyes-open like a red dot. Ships with cantilevered rings.

From Aaron, GM of Ozark Armament

“I install and warranty-replace every SKU we ship. On the Razorback specifically:

1x is true 1x. 6x is real 6x. Good for 300-yard target ID on 5.56-class platforms.

The diopter range accommodates astigmatism and aging eyes.

The included cantilever mount is the sleeper value. Most LPVOs in this price tier ship without a mount.

Honest weight call: this is heavy. Right for a 16-inch do-everything AR. Wrong for a scout-style lightweight build.

Known fitment issue: mount-pin width can be tight on non-standard rails. If you're running a non-mil-spec rail, contact us before you order.”

Aaron, GM of Ozark Armament

What buyers say about the Razorback

“After riding around, muzzle down, in the passenger seat of my Patrol Truck. And then a 1,000 mile trip in the back of my car. It was still dead on.”D.T., 5 stars, 2020-07-22
“I have a 1-4X24 AR optic and this one is every bit as good for much less money. That one is a FFP this one is a SFP. I can't decide which focal plane I like better. The reticle is sharp and well defined.”Tony, 5 stars, 2019-09-21
“Great looking optic (love the cantilevered rings) that was a snap to mount and really completed my Ruger AR-15 rig.”Anthony B., 5 stars, 2025-10-08
Shop Razorback 1-6x24 SFP

Reticle, MOA, MIL, and BDC explained

Three reticle questions come up constantly. Mrads vs MOA: pick MIL if your range cards and shooting buddies use MIL, MOA if you already think in inches at distance. 3 MOA vs 6 MOA dot size: 3 MOA covers a 3-inch circle at 100 yards (more precise), 6 MOA covers 6 inches (faster pickup at close range). And BDC reticles add hold-over hash marks calibrated for a specific cartridge, typically 5.56/.223. The dead-hold BDC is one common variant. Below are the definitions in plain English.

MIL vs MOA, which should you pick?

MIL (milliradian) and MOA (minute of angle) are two different ways to measure angle. Both work for ranging and shot adjustment. Pick MIL if your shooting community runs MIL, your range cards are in MIL, and your scope reticle is MIL. Pick MOA if you already think in inches at distance. The math equivalents: 1 MIL equals about 3.4 MOA, or 3.6 inches at 100 yards. Don't mix the two on one rifle. Keep your reticle, turret, and your range buddies aligned.

FFP vs SFP, which should you pick?

First focal plane (FFP) reticles grow and shrink with magnification, so the reticle hash marks stay accurate at any zoom level. Second focal plane (SFP) reticles stay the same physical size, which keeps them visible at low magnification but means the BDC marks are only correct at one specific zoom (usually max). Most LPVOs in the Razorback price range run SFP. Pricier optics often go FFP.

AR-15 long-range scope guide: 100, 500, and 1000 yards

Picking a long-range AR-15 scope starts with knowing the actual distance you shoot. Most AR-15 owners don't shoot past 500 yards. The longest-range scope you really need depends on whether you're zeroing at 100, stretching to 500 on the range, or reaching for 1000-yard targets. Each tier needs different optics.

100 yards (zero, range, plinking)

Any of our optics works at 100. Choose by speed-vs-precision preference: red dot for speed, fixed 4x or LPVO for tighter groups.

300-500 yards (intermediate range)

Razorback 1-6x at 6x mag handles torso-sized targets to 300-500 yards on a clear day. Rhino 4x handles the same range with a fixed reticle. Either works for hunting under 200, range work to 500.

1000 yards

Honest answer: We don't currently sell an optic suited for true 1000-yard work. The Razorback 1-6x is the longest reach in our lineup, and 6x is light for a 1000-yard shot on a small target. Buyers reaching past 600 yards typically run higher-magnification scopes than we currently catalog.

Best AR-15 scope for the money

A good scope for the money isn't the cheapest one on the rack. It's the one that holds zero on your caliber, ships with what you need to mount it, and comes with a warranty that pays out. Three honest tiers, each a value pick at its price point.

Honest framing: Every Ozark optic ships well under what Aimpoint or Trijicon charge. We don't make Aimpoint or Trijicon. We make optics that hold zero, ship with what you need to mount them, and come with a No B.S. lifetime warranty.

Red dots, what verified buyers compared us to

Corpus-supported. Named-competitor mentions verified by audit.

Aimpoint Pro

Competitor price
$400-450
Mentioned by buyers as
G., Keven L.

EOTech XPS

Competitor price
$499+
Mentioned by buyers as
G., Russell R.

Vortex Strikefire 2

Competitor price
~$230
Mentioned by buyers as
Jason W.

Trijicon ACOG

Competitor price
$1500+
Mentioned by buyers as
G. (multi-brand owner)

Holosun HE503

Competitor price
$200-300
Mentioned by buyers as
(one negative-context mention)
“It is identical to my vortex strikefire 2 but $160 cheaper and still carries a lifetime warranty!”Jason W., verified Rhino R/G buyer

Honest framing: Our verified buyers come in already owning the brands above. They choose us when they want a second optic, a backup, or a build-budget red dot. We don't claim to outperform Aimpoint at five-times-the-price.

Need to zero faster?

Our zero calculator does the math. Punch in your barrel length, optic height, and target distance. Get clicks-to-adjust. Free, no signup.

Try the zero calculator
Preview of the Ozark Armament zero calculator interface

Frequently asked

What is an LPVO?
A low-power variable optic. Magnification typically 1x at the bottom (both-eyes-open red-dot speed) and 4x to 8x at the top (precision past 200 yards). Most LPVOs use a second focal plane (SFP) reticle, which means the reticle stays the same size as you zoom in. Our Razorback runs 1-6x24 with an SFP illuminated reticle and ships with cantilevered rings.
What makes a good AR-15 scope?
A good AR-15 scope matches the rifle's use case before it matches a price tag. For sub-100 yard work, a 1x red dot wins on speed. For 100 to 300 yards on a fixed setting, a fixed 4x with an etched reticle stays clear without batteries. For one optic that handles home defense at 1x and range work to 6x, a 1-6x LPVO covers both. Then check zero retention on your caliber, mount included, and warranty.
MRAD vs MOA, which should I pick?
MIL (milliradian, sometimes written MRAD) and MOA (minute of angle) are two different ways to measure angle. Both work for ranging and shot adjustment. Pick MIL if your shooting community runs MIL, your range cards are in MIL, and your scope reticle is MIL. Pick MOA if you already think in inches at distance. The math equivalents: 1 MIL equals about 3.4 MOA, or 3.6 inches at 100 yards. Don't mix the two on one rifle. Keep your reticle, turret, and your range buddies aligned.
What is a BDC reticle?
Bullet drop compensator. A reticle with extra hash marks below the main aiming point that estimate where bullet drop puts your point of impact at longer distances. A BDC is calibrated for a specific cartridge and load, typically 5.56/.223 with 55 or 62 grain ammunition. Use the BDC marks for hold-over, not as guarantees. Verify on the range before you trust them in the field.
What's the warranty?
No B.S. lifetime warranty. If it breaks, we replace it. Multiple verified buyers report year-five replacements honored. Contact through our warranty form or email direct. Browse the optics →

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