The Best Holosun for Glock 17 can completely transform how you shoot. I’ve seen firsthand how much of a difference a quality red dot sight makes on this pistol. Holosun optics stand out because they deliver fast target acquisition, precise reticles and durable construction you can count on when it matters most. Whether you’re at the range, in training or running drills, these Glock 17 red dot sights help you stay accurate and confident every time you pull the trigger.
With long battery life, motion-activated power and versatile mounting options, Holosun red dots make it easier to engage targets quickly and consistently. Their reliable performance and smart technology let you focus on precision and handling, not on whether your sight will keep up.
In this guide, I’ll walk you through the key features that matter most, highlight the top Holosun models for different needs and budgets and answer common questions so you can choose the perfect optic for your Glock 17 with confidence.
Advantages of Holosun Optics for Glock 17
Faster Target Acquisition
Holosun optics let you acquire targets quickly. The red or green dot is easy to see. Circle-dot designs guide your eye to the center. This helps you aim faster and with confidence.
Improved Accuracy
Precision reticles increase accuracy. Small dots are perfect for long-range aiming. Circles keep the target centered. Shots are more consistent every time.
Extended Battery Life
These sights last a long time on one battery. Motion-activated features turn the sight off when idle. It turns back on instantly when moved. Solar backup provides extra power in light. You can rely on it during long sessions.
Durable Construction
High-quality aluminum housings resist drops, recoil, dust and water. Many models are rated IP67 or higher. The optic stays zeroed and clear in harsh conditions.
Versatile Mounting
These sights fit full-sized and subcompact Glock models. Standard footprints work on Picatinny or Weaver rails. Adapter plates allow easy switching between firearms.
Parallax-Free Design
The reticle stays accurate even if your eye is off-center. Unlimited eye relief allows a natural shooting stance. Target reacquisition is fast and simple.
Convenience Features
Button lock prevents accidental changes. Multiple reticle options suit different situations. Motion-activated power saves energy and keeps the sight ready.
Clear Lenses
Multilayer coated lenses increase light transmission. Glare is reduced. The reticle stays bright and crisp in all lighting conditions. Target visibility and shooting performance are improved.
Features to Look for in the Best Holosun Optic for Glock 17
Reticle Type and Size
Look for optics with a small dot for precise aiming and an optional circle to guide your eye to the center. This combination helps with both fast target acquisition and accurate shots at longer distances.
LED and Illumination
Choose sights with bright red or green LED options and multiple brightness settings. This ensures visibility in daylight, low-light or indoor conditions for consistent aiming performance.
Battery Life
Long-lasting battery life is essential. Some optics offer tens of thousands of hours of use. Motion-sensing power features save energy, while backup solar or ambient light options keep the sight operational when needed.
Durability
Optics made from strong aluminum with water and dust resistance withstand tough conditions. Durable housings keep the sight functional through drops, recoil and rough handling.
Compatibility and Mounting
The best sights fit securely on Glock slides and support multiple mounting footprints. Compatibility with Picatinny or Weaver rails ensures flexibility for factory and aftermarket setups.
Eye Relief and Parallax-Free Design
Unlimited eye relief allows natural aiming without precise eye placement. Parallax-free optics maintain reticle accuracy even when your eye is slightly off-center, helping with faster and more reliable target acquisition.
Size and Weight
Choose optics that match your Glock size. Compact models are ideal for subcompact pistols, while full-sized optics provide a larger viewing window. Lightweight designs improve balance and handling without compromising durability.
Advanced Features
Features like button lock mode, multiple reticle options and motion-activated power improve reliability. These functions prevent accidental changes, save battery life and allow quick adaptation to different shooting conditions.
Lens Quality
Look for high-quality optical glass with multilayer coatings. Clear lenses reduce glare, improve reticle brightness and maintain sharp visuals, which is essential for accurate shooting in any lighting environment.
Best Holosun for Glock 17
1. Holosun SCS-M-GR Multi-Reticle Red Dot Sight
The Holosun SCS-M-GR Green Multi-Reticle Red Dot Sight is a top choice for handgun enthusiasts looking for speed, precision and durability in one compact package. Its innovative dual reticle system, featuring a 2 MOA dot and a 32 MOA circle, allows for quick target acquisition in dynamic situations while still offering the precision needed for careful shots. The titanium body keeps the sight lightweight and rugged, making it perfect for daily use or extended hunting trips.
One of the standout features of the SCS-M-GR is its solar-powered technology, which extends battery life and ensures reliability in varying light conditions. The sight is also MOS pistol cut compatible and easily mounts on a Picatinny rail, providing flexibility for different handgun models. The crisp green reticle remains clear and visible, enhancing accuracy even in bright daylight or challenging shooting environments.
Overall, the Holosun SCS-M-GR combines durability, performance and convenience, making it a must-have for shooters who value both speed and precision. Its compact size and lightweight design do not compromise functionality, offering a seamless experience for hunting or tactical use.
Pros
- Dual reticle system for fast and precise aiming
- Durable titanium construction
- Solar-powered for extended battery life
- Compact and lightweight for easy handling
- Easy installation on Picatinny rails
Cons
- No night vision capability
2. Holosun HE509-RD Red Dot Sight
The Holosun HE509-RD Red Dot Sight is an excellent choice for Glock 17 owners. It features the ACSS Vulcan reticle, which has a 10 MOA center chevron and a guiding outer circle. The circle helps you quickly center your aim and disappears once alignment is perfect. You can also turn the circle off for a simple dot sight. The sight is made from durable aluminum and weighs only 2 ounces. This makes it lightweight and sturdy for everyday use or tactical situations.
The optic works with popular aftermarket slide cuts using the standard 507C adapter plate. It is compatible with guns like the Walther PDP, S&W M&P C.O.R.E., CZ Optics Ready, FN 509 MRD, Agency Arms AOS and Springfield XDM Elite series. Solar Failsafe technology keeps the sight powered efficiently and Shake Awake turns it on automatically when it senses motion. Battery life can reach up to 20,000 hours. The sight also recalls your last settings for convenience.
The HE509-RD keeps zero even if you switch reticles, saving time and effort. Its bright red LED has twelve illumination settings, making it visible in most lighting conditions. While it does not support night vision or co-witnessing with iron sights, the compact design and reliable performance make it ideal for Glock 17 shooters.
Pros
- ACSS Vulcan reticle for fast and accurate aiming
- Durable aluminum construction
- Lightweight at only 2 ounces
- Solar Failsafe and Shake Awake technology
- Long battery life up to 20,000 hours
- Compatible with most factory optics ready handguns
Cons
- Not compatible with ZEV or Shadow Systems RMR plates
3. Holosun EPS-RD-6 Red Dot Sight
The Holosun EPS-RD-6 Red Dot Sight is a full-sized, enclosed reflex sight designed for Glock 17 owners who need speed, precision and durability. It features a 6 MOA red dot and an aspheric lens for a crisp, clear sight picture. The ultra-low dot height ensures compatibility with most factory iron sights. The sight uses Holosun’s proven K footprint and comes with an RMR-to-K adapter plate for easy installation on a variety of handguns.
This optic is built from 7075 aluminum and is rated IP68 for dust and water resistance. It uses Holosun’s Super LED technology, providing twelve reticle intensity settings and up to 50,000 hours of battery life from a single CR1620 cell. Shake Awake technology extends battery life by turning off the LED when not in use, while instantly reactivating with the slightest touch. The combination of these features makes the EPS-RD-6 reliable and ready whenever you need it.
The EPS-RD-6 offers parallax-free performance and unlimited eye relief, allowing shooters to acquire targets quickly without adjusting their head position. Its compact size and lightweight design make it suitable for both range sessions and tactical applications. While it does not support night vision, the bright red dot and adjustable intensity settings make it effective in most lighting conditions. This sight is a solid choice for Glock 17 users seeking a high-quality, durable and precise optic.
Pros
- Clear 6 MOA red dot with aspheric lens
- Durable 7075 aluminum construction
- IP68 dust and waterproof rating
- Long battery life up to 50,000 hours
- Shake Awake technology for energy efficiency
- Compatible with multiple handgun models using K footprint
Cons
- Slightly larger footprint compared to micro red dots
4. Holosun HE507C-GR X2 Red Dot Sight
The Holosun HE507C-GR X2 Red Dot Sight is an open reflex optic designed for full-sized pistols such as the Glock 17. It features a green 2 MOA dot with a 32 MOA circle, providing quick target acquisition and precise aiming. The ultra-bright green reticle is parallax free and offers unlimited eye relief, ensuring accuracy in a variety of shooting situations. The sight includes Lock Mode, which prevents accidental changes to your settings and comes with a T10 L Key, CR1632 battery, lens cloth and user manual.
This sight is built from 7075 aluminum, making it both lightweight and durable. It uses Holosun’s Super LED technology and provides up to 50,000 hours of battery life. Shake Awake technology extends battery life by turning the optic off when not in use and instantly reactivates with the slightest movement. Solar Failsafe allows the sight to use natural or artificial light as a backup power source, adjusting reticle brightness automatically to match lighting conditions. The side-mounted battery tray makes replacement easy and convenient.
The HE507C-GR X2 is highly versatile and compatible with both handguns and rifles using a standard footprint. Its compact design, combined with advanced features like multi-reticle options, Solar Failsafe and Shake Awake, makes it reliable for tactical and recreational shooting. While it requires careful handling in extreme environments, this sight delivers precise aiming, extended battery life and quick target acquisition for Glock 17 users seeking a high-performance red dot optic.
Pros
- Green 2 MOA dot with 32 MOA circle for speed and precision
- Durable 7075 aluminum construction
- Long battery life up to 50,000 hours
- Shake Awake and Solar Failsafe technology
- Lock Mode prevents accidental setting changes
- Compatible with handguns and rifles
Cons
- Requires attention in extreme weather conditions
5. Holosun EPS Carry-RD-2 Red Dot Sight
The Holosun EPS Carry-RD-2 Red Dot Sight is an enclosed reflex sight designed for narrower, subcompact pistols. It features a 2 MOA red dot and an aspheric lens that provides a clear and precise sight picture. The ultra-low dot height ensures compatibility with most factory iron sights. Constructed from 7075 aluminum, this sight is lightweight yet durable. It includes a built-in rear notch sight and an RMSc-to-K footprint adapter plate for maximum compatibility with a variety of handgun models.
This optic uses Holosun Super LED technology and a CR1620 battery to provide up to 50,000 hours of battery life. Shake Awake technology extends battery life by turning off the LED when the sight is not in use and instantly reactivates with the slightest motion. The multilayer reflective glass enhances light transmission, reduces glare and ensures clear reticle visibility in different lighting conditions. The EPS Carry-RD-2 is compatible with popular subcompact pistols including the G43 MOS, G48 MOS, Hellcat and P365 X/XL.
The EPS Carry-RD-2 is parallax free and offers unlimited eye relief, making target acquisition fast and precise. Its compact size and lightweight design make it ideal for everyday carry or tactical use. While it does not support night vision, the high-quality red dot, durable housing and advanced features make it a reliable choice for Glock 17 owners seeking a subcompact-friendly optic.
Pros
- Clear 2 MOA red dot for accurate aiming
- Durable 7075 aluminum construction
- Long battery life up to 50,000 hours
- Shake Awake technology for energy efficiency
- Multi-layer reflective glass reduces glare
- Compatible with popular subcompact pistols
Cons
- No night vision capability
6. Holosun HE407C-GR X2 Red Dot Sight
The Holosun HE407C-GR X2 Red Dot Sight is an open reflex optic designed for full-sized pistols, including the Glock 17. It features a 2 MOA red dot that provides quick target acquisition and precise aiming. The large 0.63 by 0.91-inch window offers a wide field of view, making it easier to track targets and maintain situational awareness. Lock Mode prevents accidental changes to settings and the sight comes with a side-mounted CR1632 battery tray for convenient battery replacement.
This optic is built from 7075 T6 aluminum, providing lightweight durability for everyday carry and tactical use. Holosun’s Super LED technology delivers up to 50,000 hours of battery life, while Shake Awake automatically powers the sight on when it senses movement. Solar Failsafe provides a backup power source using natural or artificial light, adjusting reticle brightness automatically to match the surrounding lighting conditions. The sight is parallax free and offers unlimited eye relief, ensuring accuracy from different shooting angles.
The HE407C-GR X2 is versatile, compatible with Picatinny and Weaver mounts and designed to withstand harsh environments with an IP67 submersible rating. It also features twelve brightness settings, including night vision-compatible options, making it effective in various lighting conditions. Its durable construction, long battery life and precise reticle make it a reliable choice for Glock 17 users who want a high-performance red dot sight for both range and tactical applications.
Pros
- 2 MOA red dot with wide viewing window
- Durable 7075 T6 aluminum housing
- Long battery life up to 50,000 hours
- Shake Awake and Solar Failsafe technology
- Lock Mode prevents accidental setting changes
- IP67 rated for water and dust resistance
Cons
- Slightly larger footprint than micro red dot sight
Next read: 7 Best Red Dot Magnifiers
Frequently Asked Questions
Why choose Holosun sights for Glock 17?
Holosun sights help you aim faster and shoot more accurately. The red or green dot is easy to see, even in low light. These optics are durable, reliable and compatible with most Glock 17 models.
How long does the battery last on a Holosun red dot sight?
Most Holosun optics last up to 50,000 hours on a single battery. Motion-activated power saves energy and turns the sight on instantly when moved. Solar backup adds extra reliability outdoors.
Are Holosun optics easy to mount on Glock 17 handguns?
Yes, Holosun sights fit full-sized and subcompact Glock models. Standard footprints and included adapter plates allow simple installation on Picatinny or Weaver rails. Switching between firearms is easy and quick.
Conclusion
Holosun red dot sights have proven to be a game-changer for Glock 17 owners, offering unmatched precision, reliability and speed. These optics enhance target acquisition and accuracy, giving shooters confidence whether at the range or in practical scenarios.
For the best overall option, the Holosun 507C X2 stands out with its versatile multi-reticle system, rugged aluminum housing and long battery life, making it a balanced choice for most shooters. If you are looking for the best budget option, the Holosun 407C X2 delivers reliable accuracy and durability at an affordable price, without sacrificing essential performance.
For premium performance, the Holosun SCS-MOS is hard to beat, offering solar charging, advanced features and a streamlined design built specifically for Glock MOS platforms. Choosing the right Holosun sight ensures every Glock 17 owner can maximize their shooting performance while enjoying the confidence that comes with a high-quality red dot optic.