Burris Fastfire 3 Review – All You Need To Know

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Welcome To Burris Fastfire 3 Review.

Are you sick of using conventional iron sights and looking for a simple yet effective aiming solution? The Burris FastFire 3 is your best option. 

This compact and adaptable red dot sight is best suited for hunting, competitive shooters, and strategic professionals who require high accuracy and versatility in their aiming framework.

The Burris FastFire 3 delivers unmatched accuracy and longevity with its user-friendly 3 MOA red dot reticle, adjustable luminance, and tough aluminum housing. Furthermore, you can be confident that your sight will be adjusted to the illumination conditions due to its automatic light levels modification feature. 

Upgrade to the Burris FastFire 3 instead of settling for sub-standard accuracy, and experience the rapidity and pinpoint precision required to elevate your shooting skills. Discover more about the Burris FastFire 3’s remarkable qualities and advantages by reading on!

Core Specifications

Power SourceCR1632 Battery Cell
Reticle Size3 MOA
Sight Window Dimensions0.8 x 0.6 inches
Dimensions (LxWxH)1.9 x 1.0 x 1.0 inches
Operating Temperature-10 to 130° F
Water ResistanceWaterproof
Impact Point Correction1 MOA
Windage Adjustment 86 MOA
Elevation Adjustment115 MOA

What’s Inside The Box?

The contents of the Burris Fastfire 3 box will differ from model to model and package bought. But typically, the box will contain the following things:

  • Burris FastFire 3 red dot sight
  • One CR1632 Battery
  • A Protective cover
  • Adjustment tools (for windage and elevation)
  • User manual and warranty information

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Burris FastFire 3
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The inclusion of extras like a Picatinny mount is possible with certain models or parcels. It is always advised to check the product details or get in contact with the retail outlet to make sure the box contains exactly what is stated.

Burris Fastfire 3 Overview

The Burris Fastfire 3 is a versatile and efficient red dot sight that has received a lot of attention from target shooting, challenging shooting, and strategic communities. Professionals from a variety of fields favor this sight because it provides unmatched accuracy and speed when aiming.

The Burris Fastfire 3’s core feature is a 3 MOA red dot reticle, which offers an easy-to-use aiming method perfect for both close- and far-range targeting. Because the reticle illumination is adjustable, shooting in various lighting conditions is made simpler. 

Additionally, a feature that automatically adjusts brightness makes sure the sight is adjusted for ambient lighting. The Burris FastFire 3 is shock absorbent and waterproof as it has a solidity-built aluminum housing, which can resist obstacles. 

The sight’s low profile style makes it possible to co-witness it alongside iron sights. The Burris Picatinny Mount, which makes installation easier on a variety of firearms, is one of the mounting possibilities that the Burris FastFire 3 also endorses.

For shooters looking for a stable and reliable aiming solution that is quick and simple to employ in any situation, this sight is a great option because of its flexible features and compact structure.

Aspects And Benefits Of Burris Fastfire 3

Here are some aspects and benefits of the Burris Fastfire 3:

1. Durability and Reliability

The Burris Fastfire 3 is a red dot sight deliberately designed to be mounted on rifles and shotguns. The Burris Fastfire 3 is typically regarded as an excellent optic in aspects of sturdiness and serviceability.

The Burris Fastfire 3 is made of structurally sound aluminum housing, which offers great longevity and guards against harm to the internal parts. 

The Burris Fastfire 3 sight is ideal for applications involving harsh conditions or improper handling because it is shock-resistant and water resistance. The Burris Fastfire 3 is known for maintaining zero even after extensive use as well as exposure to vibration and tremors. 

2. Reticle

The Burris Fastfire 3 has several distinct reticle choices, depending on the model you choose. The standard Burris Fastfire 3 model has a 3 MOA dot reticle, which consists of a single red dot that’s suitable for accurate aiming at close to medium ranges.

 An 8 MOA dot reticle is an additional option for the Burris Fastfire 3. The 8 MOA dot is a good option for use on carbines or handguns because it is bigger and faster to acquire. 

Irrespective of the reticle you select, the Burris Fastfire 3’s reticle is red LED-illuminated and has a brightness adjustment to accommodate various lighting situations. Additionally, the reticle is parallax-free, enhancing shooting precision and consistency.

3. Glass and Lens Clarity

The Burris Fastfire 3 is also renowned for its clear lenses and premium glass. The Burris fast-fire 3 sight has multi-coated lenses that are made to produce an even brighter and clearer sight image in low light. 

The lenses are also parallax-free, so irrespective of where your eye is aligned behind the sight, the reticle stays in the same position concerning the target. This may aid in increasing accuracy and lowering eye strain.

An evident and distortion-free picture is designed to be produced by the Fastfire 3’s strong glass. The sight’s 3 MOA dot reticle is clear and simple to see, making it simple to attain and track targets with great accuracy.

Generally speaking, the Burris Fastfire 3’s glass and lens clearness is terrific, which is a big part of why hunters, challenging shooters, and strategic and operational operators love the sight so much.

4. Size And Weight

Burris Fastfire 3 is a good-sized, illumination sight that can be mounted on possession of firearms. Depending on the mounting choice you select, the sight’s precise dimensions and weight will vary, but overall, the Fastfire 3 is among the most compact and lightweight red dot sights available.

The typical Fastfire 3 model is just 0.9 ounces in weight without a mount and measures 1.9 inches in length, 1 inch wide, and 1 inch tall. Concerning the kind of mount employed, the sight’s overall weight when mounted on a long gun or rifle will change.

The Burris Fastfire 3 with the AR-F3 mount is just 1.5 ounces heavy and measures 1.8 inches long, 1 inch wide, and 1 inch high. The Fastfire 3 with Picatinny mount is just 1.5 ounces bulky and measures 1.9 inches in length, 1 inch wide, and 1 inch tall.

In particular, the Burris Fastfire 3 is a very small, lightweight sight that works well with a broad array of firearms. It is simple to install and use and won’t significantly increase the size or weight of your firearm.

5. Windage And Elevation

You can zero the sight on your gun with the Burris Fastfire 3’s windage and elevation modifications. Two screws that are situated on the sight’s top and right-hand side are used to adjust it. 

The point of impact can be moved left or right using the windage adjustment screw, which is situated on the right-hand side of the sight. You must turn the screw in the proper direction with a small wrench to adjust windage. The point of impact will shift with each screw turn by 1 MOA (minute of angle), or 1 inch at 100 yards.

The point of impact is moved up or down by the elevation adjustment screw, which is situated on the upper edge of the sight. You will require a small screwdriver to rotate the screw in the proper direction to alter the elevation.

Additionally, the adjustments are created to be repeatable and concise, allowing you to make minor changes and obtain consistent outcomes.

The Burris Fastfire 3’s windage and elevation adjustments, taken together, are easy to use and provide a useful range of alterations for zeroing the sight to your weapon. Even if you’re firing bullets at close range or from a long distance, you should be capable of making the right modifications to get your point of impact exactly where you’d like it.

6. Illumination Setting

You can customize the illumination of the reticle on the Burris Fastfire 3 using a variety of lighting settings. Two switches are situated at the top of the sight, and they are used to adjust the lighting settings. These switches manage how the sight turns on and off. 

In addition to mechanical brightness adjustments, the Fastfire 3 comes with an auto brightness detector that modifies the reticle’s lighting in response to outside light conditions. This makes it easier to maintain the reticle’s visibility and readability, irrespective of the lighting situation.

Lastly, the Burris Fastfire 3 has a good selection of illumination options that let you configure the reticle to your preferences, even if you’re shooting in direct sun or dim light. A particularly helpful feature that makes sure the reticle is always viewable, even in shifting light levels, is the automatic brightness detector.

7. Power Source

The Burris Fastfire 3’s reticle is powered by one CR1632 battery. With the help of a coin or wrench, the battery cover can be turned to access the battery, which is housed in a chamber on top of the sight.

The Burris Fastfire 3 has an auto-illuminance sensor that modifies the reticle’s light output in response to the light source. As a result, batteries last longer because they are used less frequently when it is dark outside.

In particular, concerning the auto lighting sensor, the Burris Fastfire 3 has a battery-saving standby mode that can be accessed by holding down the “+” and “-” buttons concurrently for three seconds. After 12 hours of inactivity, this mode will disable the reticle, but it is easily rebooted by pushing any toggle on sight.

Based on the brightness level selected and how frequently the sight is used, the Fastfire 3’s battery lifespan will vary. Burris asserts that the Fastfire 3 can operate continuously for up to 5 years on a single battery. It is advised to keep checking the battery and consider replacing it as necessary to ensure reliable and consistent performance.

8. Mounting

Based on the kind of firearm you aim to use, the Burris Fastfire 3, you have a variety of mounting choices. Burris provides a Fastfire 3 Mount for the Glock in addition to a universal Mount that’s compatible with a diverse array of other long gun models. 

The Fastfire 3 can be directly attached above the rear sight using these mounts, which screw onto the handgun’s slide or frame. Burris sells a Fastfire 3 with Picatinny Mount for guns and shotguns, which fastens onto the weapon’s Picatinny rail. 

To work with AR-style rifles, the Fastfire 3 with AR-F3 Mount comes with a mount that snaps onto the Picatinny rail of the weapon. Burris also provides a selection of aftermarket mounting options that can be used to attach the Fastfire 3 to a broad range of weapons in addition to these particular mounts.

9. Price Factor

Burris Fastfire 3’s price can change. However, a Burris Fastfire sight costs between $140 and $200. It’s important to remember that prices can change depending on location, tax rates, and delivery charges. 

Besides that, prices can fluctuate over time, so it’s always a good idea to double-check with the retail outlet or supplier to get the most recent pricing details. The Burris Fastfire 3 is, all things aside, a premium sight that provides outstanding value for the money. 

Even though it is fairly affordable in comparison to other red dot sights in the industry, it still offers excellent performance as well as characteristics that make it an ideal choice for a broad spectrum of handguns and shooting situations.

Downsides Of Burris Fastfire 3

The following drawbacks should be considered when using the Burris Fastfire 3 sight:

  • It does not have a long battery life.
  • There is only one reticle choice, which is either 3 or 6 MOA.
  • Despite being constructed with sturdy materials, it is not sufficiently resilient.
  • It has a small field of view and limited magnification.
  • It’s challenging to access the battery compartment.
  • It is sensitive to recoil.

Despite being a well-liked and recognized red dot sight as a whole, the Burris FastFire 3 possesses a few drawbacks that buyers should be conscious of before committing to buying one.

Burris Fastfire 3 Review – Video

Final Verdict

The Burris Fastfire 3 is an acclaimed red dot sight for faster, improved accuracy and detailed shooting. It has a 3 MOA dot reticle, which offers a crisp and accurate sight picture.

The Fastfire 3’s tough design is among its most notable qualities. It is built to withstand strong recoil and adverse weather conditions out of high-quality materials. Additionally, the battery life is long, lasting up to five years on only one CR1632 battery.

User feedback on the Fastfire 3 has been overwhelmingly positive, with many applauding its precision, usability, and robustness. However, some users have mentioned problems with the sight dropping zero or not maintaining zero after prolonged use.

All thusly, the Burris Fastfire 3 is a reputable red dot sight that provides quick and precise continuous autofocus in a robust and long-lasting package. If you’re looking for a high-quality red dot sight, it is a common choice among hunters, shooters who compete, and tactical operators.

Burris 300234 Fastfire III with Picatinny Mount 3 MOA Sight (Black)
  • Picatinny mount included
  • Windage and elevation adjustments that don't require a...
  • Three levels of brightness
  • 3 MOA Dot Reticle
  • Tool-less wind age and elevation adjustments


How long does the Burris FastFire 3’s battery last?

The battery of the Burris FastFire 3 can last up to 5 years.

How simple is it to attach the Burris FastFire 3 to a gun?

It’s not too difficult to attach the Burris FastFire 3 to a gun, especially if it has a Picatinny or Weaver-style rail.

Can you use the Burris FastFire 3 in dim lighting?

Yes, the Burris FastFire 3 is suitable for use in dim lighting.

Does the Burris FastFire 3 have a warranty?

Yes, the Burris FastFire 3 is covered by a lifetime warranty that addresses any manufacturing flaws.

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I'm Micheal, an avid shooter and hunting enthusiast from Texas. I'm a recreational shooter who loves to spend time at the range and enjoy learning about new firearms and gears. I love to write about guns and share my passion for shooting with others.

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