What is the difference between Holosun 507Comp and 507C?

The Holosun 507Comp offers a larger window, more reticle options, and is designed specifically for competition. The 507C is smaller, more compact, and better suited for EDC.

What footprint does the Holosun 507Comp use?

The 507Comp uses the RMR footprint, making it compatible with most optic-ready pistol slides that accept RMR-pattern optics.

Is the Holosun 507Comp good for USPSA and 3-Gun?

Yes. With its large sight window, fast reticle acquisition, and rugged durability, the Holosun 507Comp is ideal for competition formats like USPSA and 3-Gun.

How long does the Holosun 507Comp battery last?

The 507Comp offers up to 50,000 hours of battery life on setting 6 and includes a solar failsafe for extended runtime in daylight.

Does the Holosun 507Comp have Shake Awake?

Yes. The Holosun 507Comp includes Shake Awake technology, which powers the optic on with movement and helps conserve battery life during inactivity.

Holosun Ronin 507Comp

Holosun 507Comp Red Dot – Competition Optic

**Holosun HS507COMP Red Dot Sight** $369.99

**Holosun HE507COMP-GR Green Dot Sight** $399.99

**Holosun Ronin 507Comp Red Dot - HS507COMP-RD** $394.99

**Holosun Ronin 507Comp Green - HE507COMP-GR** $424.99

Holosun 507Comp – Dominate Competition with a Bigger, Better Red Dot

Looking for the edge in competition shooting? The Holosun 507Comp gives you exactly that — a massive sight window, multiple reticle options, and elite-level reliability trusted by USPSA and 3-Gun shooters.

This optic is purpose-built for performance, from its intuitive controls to its bulletproof durability. If you're serious about precision and speed, this is the red dot to run.

🔍 What Sets the Holosun 507Comp Apart?

The “Comp” in 507Comp stands for competition, and Holosun packed this model with features that give you a split-second advantage:

✅ Huge sight window for faster target tracking
✅ Multi-Reticle System: Choose from 2 MOA dot, 8/20/32 MOA rings
✅ Shake Awake – powers on with movement
✅ Solar Failsafe – automatic brightness adjustment + backup power
✅ 50,000-hour battery life on a single CR1632
✅ Rugged aluminum housing with RMR footprint compatibility
✅ Waterproof, shockproof, and built for high round counts

🎯 Ideal for USPSA, 3-Gun, and Tactical Shooters

Whether you're sprinting through stages or clearing tight corners, the 507Comp delivers:

Faster sight picture thanks to the oversized viewing window
Versatile reticle choices to match different disciplines and personal preferences
Daylight-bright reticles for sunny outdoor matches
Durable construction that doesn’t quit under recoil or rough handling

This optic was designed with feedback from competitive shooters — and it shows in every detail.

🧰 Compatible and Easy to Mount

The Holosun 507Comp uses a standard RMR footprint, making it compatible with most optic-ready slides including Glock MOS, Sig Sauer, CZ, and custom builds.

If your platform isn’t cut for RMR, a mounting plate or adapter is all you need. Setup takes minutes — no gunsmith required.

🆚 Holosun 507Comp vs 507C – Which Is Right for You?

Feature	507Comp	507C X2
Window Size	Extra-large	Medium
Reticle Options	2 MOA + 3 circles	2 MOA + circle
Use Case	Competition/Pro Use	EDC/General Use
Brightness Control	Auto + Manual	Manual + Lock Mode

🔋 Battery Life and Brightness

One of the best things about the 507Comp? You won’t be swapping batteries constantly. Expect up to 50,000 hours on setting 6 — and with Solar Failsafe, it adjusts brightness automatically while giving you an emergency backup source.

🛒 Why Buy the Holosun 507Comp from Mounts Plus?

✔ Authorized Holosun dealer
✔ Fast U.S. shipping with tracking
✔ Live support from knowledgeable shooters
✔ In business since 1994 with thousands of happy customers
✔ Easy returns and satisfaction guarantee

🔚 Take the Lead with the Holosun 507Comp

If you’re serious about shooting faster, seeing more, and reacting quicker, the Holosun 507Comp is your new optic. Designed for competitors, trusted by pros — and ready for your rig.