Burris FastFire 3 Vs Vortex Viper

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Welcome to the comparison of the Burris FastFire 3 and Vortex Viper.

Finding the right red dot sight can be tricky in the dynamic world of weapon optics. 

As shooters, what we seek are reliable performance, razor-sharp precision, and unwavering durability. 

Today, we begin a thorough breakdown and comparison of the Burris FastFire 3 and the Vortex Viper, two imposing competitors in the red dot market. 

Since both optics have a solid reputation for quality, shooters are curious to learn the subtle differences between them. 

Therefore, grab your spot, get ready for a fascinating journey, and get ready to leave with the understanding you need to choose wisely when it comes to your shooting endeavors.

Core Specifications: Burris FastFire vs Vortex Venom

Burris FastFire 3Vortex Viper
Dot size (MOA)3 MOA or 8 MOA6 MOA
Battery typeCR-1632CR-2032
Battery life5k hours150 – 30K hours
Night Vision CompatibleNoYes
Weight0.9 oz1.03 ounces
Mount TypeWeaver/PicatinnyWeaver/Picatinny
WarrantyBurris Forever WarrantyVortex Lifetime Warranty

Compare Deals:

Burris FastFire 3
Burris FastFire III Reflex Red Dot Sight

Compare Deals:

Vortex Viper
Vortex Viper 1×24 mm 6 MOA Red Dot Sight

What’s The Difference Between Vortex Venom vs Burris FastFire 3?

The main differences between the Burris FastFire 3 and Vortex Viper are:

1. Manufacturer

Burris Optics creates the Burris FastFire 3, whereas Vortex Optics creates the Vortex Viper. Both companies have a strong reputation for producing high-quality optics.

2. Reticle

The Burris FastFire 3 has a 3-MOA dot reticle that gives you a detailed aiming point. While the vortex viper comes with a 6 MOA red dot, that let you shoot with great speed and precision.

3. Battery

The Burris FastFire 3 has an average battery life of approximately 5,000 hours on medium-light settings. The Vortex Viper, in contrast, boasts a remarkable battery lifespan of up to 30,000 hours.

4. Durability

While both sights are made to withstand shock and adverse weather, the Vortex Viper is famous for its tough design. Even though it is not quite as tough as the Viper, the FastFire 3 is still a sturdy product.

5. Price

Price points can differ depending on the particular model and where you buy it, but on average, the Burris FastFire 3 is less expensive than the Vortex Viper.

Aspect Comparison of Burris FastFire 3 vs Vortex Venom

1. Durability

Burris FastFire 3: The Burris FastFire 3 is made with resilience and accuracy in mind. It is made of strong materials that are capable of withstanding impacts, recoil, and weather fluctuations. 

The FastFire 3 will continue to work dependably, keeping your shots on target even if you’re outdoors in the pouring rain or dealing with high or low temperatures.

Vortex Viper: The Vortex Viper is similarly designed to withstand challenging circumstances. It resists shocks and impacts because of its powerful layout and high-quality parts. 

No matter how challenging the shooting conditions or the ride are, the Vortex Viper will hold steady and maintain its precision.

Winner: Vortex Viper

2. Reticle

Burris FastFire 3: A 3 MOA (Minute of Angle) dot reticle is typically found on the Burris FastFire 3. Accordingly, at a distance of 100 yards, the dot covers the object being shot to a depth of about 3 inches. 

The dot’s single flashing point makes for precise aiming. Some FastFire 3 models may also include an 8 MOA dot reticle that covers more space on the target.

Vortex Viper: The Viper’s 6 MOA reticle is the most frequently encountered reticle option in the Viper series. 

This reticle provides a small targeting point for accurate shots while enabling quick target acquisition. 

Winner: Burris FastFire 3

3. Size and Weight

Burris FastFire 3: The Burris FastFire 3 is renowned for its small size and compact construction, making it perfect for pistols, shotguns, and assault weapons. 

Following are rough dimensions and weight estimates for a typical FastFire 3, though exact values may vary slightly based on the version and mounting arrangement:

Dimensions: 1.8 in x 1 in x 0.9 in

Weight: 0.9 oz (25.5 grams)

Vortex Viper: Additionally, the Vortex Viper is made to be small and light, offering adaptability for a range of gun applications. 

The precise measurements and weight can change depending on the model and configuration, much like the FastFire 3. These are standard Vortex Viper’s rough dimensions.

Dimensions: 1.8 in x 1.1 in x 1.1 in

Weight: 1.1 oz

Winner: Burris FastFire 3

4. Lens and Glass Clarity

Burris FastFire 3: The FastFire 3’s lenses are made of high-quality glass, which aids in providing good optical clarity. 

The lenses have multiple coatings to improve illumination, lessen shine, and give an accurate picture even in dim lighting. 

With the multi-coating, reflections are reduced to a minimum, and the visibility is increased, improving targeting and aiming.

Vortex Viper: The Vortex Viper has top-notch optics and clear glass to guarantee outstanding clarity. Anti-reflective coatings are applied to all of the lenses’ surfaces to maximize light transmission, raise contrast, and reduce glare. 

Shooters can acquire targets in a flash due to the multi-coated lenses’ contribution to a radiant picture.

Winner: Draw

5. Power Source

Burris FastFire 3: A CR1632 lithium battery serves as the standard power source for the Burris FastFire 3. A dependable power source for the sight is provided by this widely accessible coin-style battery. 

The battery compartment can easily be reached for replacing the battery and is typically found on the top or side of the sight.

Vortex Viper: Depending on the model, different power sources are used by the Vortex Viper. The majority of Vortex Viper models use a CR2032 lithium battery, which is a typical coin-style battery that powers the sight. 

Winner: Vortex Viper

6. Brightness Setting

Burris FastFire 3: The FastFire 3 offers manually operated brightness adjustment with various intensity settings. The FastFire 3 usually has 3 to 4 brightness settings. 

This enables you to adjust the reticle’s brightness to suit your preferences and the surrounding lighting.

Vortex Viper: Additionally, the Vortex Viper has brightness settings that can be changed to accommodate various lighting situations. 

Generally speaking, the Viper provides more brightness options than the FastFire 3. You can fine-tune the reticle illumination for optimum visibility since it typically has 6 to 10 light levels.

Winner: Vortex Viper

7. Mounting Options

Burris FastFire 3: The adaptability of the Burris FastFire 3 allows it to be used with a variety of mounting solutions. On Picatinny or Weaver rails, which are frequently found on AR-15 rifles, shotguns, and some handguns, the FastFire 3 can be attached directly. 

Usually, a clamp-style mount that is tightly fastened to the rail is used. To match particular firearm models, the FastFire 3 can be combined with Burris mounting plates. 

These mounting brackets enable the FastFire 3 to be placed directly into the slide of pistols by replacing the back sight or slide. 

Additionally, a variety of aftermarket mounting adapters can be purchased to attach the FastFire 3 on particular pistols or long guns. These adapters offer compatibility with various mounting techniques and gun models. 

Vortex Viper: Additionally, the Vortex Viper provides a variety of mounting choices for various rifles. The Viper may be directly installed on Picatinny or Weaver rails using a clamp-style attachment, just like the FastFire 3. 

This makes it possible for some handguns, shotguns, and AR-15 rifles to be easily installed. In addition to numerous mounting bases, rings, and adapters, Vortex also offers a range of mounting options. 

These are made to mount the Viper sight securely and are tailored to match particular rifles.

Winner: Draw

Pros of Burris FastFire 3

Here are some pros of Burris FastFire 3.

  • Enduring and robust construction
  • It can withstand powerful recoil.
  • It has a lightweight design.
  • Optics of high-quality
  • Enables accurate aiming
  • Waterproof, impervious to fog, and resistant to shock
  • Mounting options that are swift and versatile
  • Mid-range pricing sight

Cons of Burris FastFire 3

Here are some Problems of Burris FastFire 3.

  • To change the batteries, you must remove the weapon’s sight.
  • Not a well-known brand

Pros of Vortex Viper

Here are some pros of Vortex Viper.

  • Elevation and windage modifications are precise.
  • The viewing is just a little bit larger.

Cons of Vortex Viper

Here are some cons of the Vortex Viper.

  • There is only the option of 3 MOA.
  • The red dot’s light cannot be changed automatically to account for ambient light.
  • To change windage and elevation, two lock screws must be reversed.
  • It has a slight increase in weight.
  • To swap out the batteries, you must initially unmount the viper.

Final Verdict

Red dot sights that are widely used and renowned for their efficiency include the Burris FastFire 3 and the Vortex Viper. Both sights are well-made and strong enough to withstand extreme circumstances in terms of construction and robustness. 

Both sights perform exceptionally well in terms of optics and clarity. Due to its energy-efficient design, the Vortex Viper typically provides more power for longer periods. 

Another aspect to think about is price. Generally speaking, the Burris FastFire 3 tends to be more affordable. 

The decision between the Burris FastFire 3 and the Vortex Viper ultimately comes down to your particular needs, tastes, and financial constraints.


Which one, Burris or Vortex Red Dot, is superior?

Red Dot from Vortex is superior to Red Dot from Burris.

How robust is the Burris FastFire 3?

100% waterproof and incredibly robust, with resistance to recoil.

Is vortex venom superior to vortex viper venom?

For rifles, the Venom is an amazing option, while the Viper is preferable for pistols.

What vortex is superior?

Vortex Crossfire

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