Burris FastFire 3 Red Dot Sight - Lightweight, Fast Targeting

In this review of the Burris FastFire 3 red dot sight, the bottom line is simple: shooters who need a compact, lightweight optic for fast target acquisition will find strong value here. The FastFire 3 is best for hunters and handgun or rifle owners wanting a clear, bright red dot without adding weight or bulk, and the single biggest reason to buy is its combination of durable construction and a bright, easy-to-acquire dot that suits both quick shots and precise aiming.

Key Features

• Versatile dot options: Available with a 3 MOA or 8 MOA dot so users can choose pinpoint accuracy or faster target pickup depending on their shooting style.
• Compact, lightweight design: The small footprint and low weight preserve firearm balance and make the sight easy to mount without affecting handling.
• Automatic brightness sensor: The sensor adapts the red dot brightness to ambient light for reliable visibility in changing conditions.
• Manual brightness control: Three manual brightness settings let the shooter fine tune the dot for indoor, low-light or bright daylight use.
• Top battery access and long life: The battery sits on top for quick changes and the automatic time-out helps achieve battery life measured in years.
• Rugged and protected: Shockproof and waterproof construction with the Burris Forever Warranty provides confidence under recoil and in adverse weather.

Who It's For

The FastFire 3 suits hunters, competition shooters and everyday range users who want a simple, low-profile red dot that does not add significant weight to pistols or rifles. It is particularly useful for anyone pairing a red dot over iron sights or mounting on compact handguns where footprint and fit matter.

Shooters who require variable magnification, advanced reticles, or integrated laser modules should look elsewhere, since the FastFire 3 is a dedicated, no-frills red dot focused on speed and durability rather than feature-rich optics.

Pros & Cons

Pros

• Bright, clear red dot that aids fast target acquisition and can be used out to practical ranges.
• Choice of 3 MOA or 8 MOA dots to match precision or speed needs.
• Compact and lightweight so firearm balance and handling remain intact.
• Durable, shockproof and waterproof with Burris Forever Warranty for long-term reliability.

Cons

• Some users report occasional power-off behavior, so expect to confirm function before a critical use.
• No magnification or advanced reticle features for shooters wanting more than a simple dot.

Specifications

Model	FastFire 3
Dot options	3 MOA or 8 MOA
Brightness	Automatic sensor plus 3 manual settings
Battery access	Top-mounted, quick change
Construction	Shockproof and waterproof
Mounting	Picatinny/Weaver compatible
Warranty	Burris Forever Warranty

Our Verdict

The FastFire 3 is a practical, value-oriented red dot for shooters who prioritize speed, simplicity and low weight. With a choice of 3 MOA or 8 MOA dots, long battery life and rugged construction, it is a smart pick for hunters and handgun owners who want a reliable aiming solution without extra complexity.

Frequently Asked Questions

Will the sight hold zero under recoil?
The FastFire 3 is designed to be shockproof and many customers report it holds zero well even after hundreds of rounds.

How long does the battery last?
With the automatic time-out feature and top battery access, battery life can extend up to several years depending on use.

Can it be used on pistols and rifles?
Yes, the compact design and Picatinny/Weaver mount make it suitable for both pistols and rifles, including use as a primary sight or paired over an existing sight.