ATN Thor 4
VS
Burris Signature HD

VS

ATN Thor 4
The ATN ThOR 4 Smart HD Thermal Hunting Scope represents a leap in thermal imaging technology, combining traditional optic design with advanced features for the modern hunter. Powered by the Obsidian IV Dual Core Processor, it delivers exceptional thermal sensitivity, improved resolution, and contrast for precise target detection in any environment. With a thermal zoom range from 1.25-5x to 4-40x, it adapts effortlessly to varying distances, while Black Hot, White Hot, and Color viewing modes enhance visibility. This scope is packed with smart features like a built-in Ballistics Calculator for accurate POI correction, recoil-activated video recording, and compatibility with Micro SD cards up to 64GB. The long-lasting power management system ensures 16+ hours of operation, while the 3" eye relief and multiple reticle options provide comfort and versatility. Accessories like the ATN ABL Laser Range Finder, Quick Detach Mount, and Battery Pack Kit expand functionality, making the ThOR 4 an invaluable tool for hunters and outdoor enthusiasts.
Burris Signature HD
When I was preparing for a precision shooting trip that demanded both versatility and clarity, the Burris Signature HD 5-25x50mm caught my eye. With its impressive magnification range, it promised to deliver the flexibility I needed for both close-range targets and those at long distances. Whether I was dialing in for a quick 100-yard shot or adjusting for 500+ yards, this scope performed effortlessly. Its multi-coated lenses provided crystal-clear clarity, even in low light. Mounted on my rifle, the Burris Signature HD became a trusted companion, offering consistent accuracy on every shot. After putting it through various tests, it’s a solid choice for any serious hunter or shooter.
Basic Details
| Brand | Color | Style | Sport | Item Weight | Material | |
|---|---|---|---|---|---|---|
| ATN Thor 4 | ATN | Black | 1-10x | Hunting | 1.9 Pounds | Aluminum |
| Burris Signature HD | Burris | Matte Black | 5-25x50mm Fine Plex | Hunting, Tactical & Military | 1.5 Pounds | Blend |
Magnification & Range
| Magnification | Parallax Setting | |
|---|---|---|
| ATN Thor 4 | 1-5x | Adjustable |
| Burris Signature HD | 5-25x | 50 yards to infinity |
Performance Insights
| Eye Relief | Zoom Ratio | FOV | Night Vision | |
|---|---|---|---|---|
| ATN Thor 4 | 3.5 inches | Variable | Variable | No |
| Burris Signature HD | 3.3 - 3.8 inches | 5:1 | 22 - 4.3 feet | No |
To Calculate scope clicks: Let’s check out Scope Clicks Calculator
Diameter & Tube Size
| Tube Size | Tube Diameter | Objective Diameter | |
|---|---|---|---|
| ATN Thor 4 | N/A (Digital thermal scope) | N/A | 50mm |
| Burris Signature HD | 30mm | 30mm | 50mm |
Compatibility
| Compatible Devices | Mounting Type | |
|---|---|---|
| ATN Thor 4 | Rifle | Cantilever Mount |
| Burris Signature HD | Rifle | Weaver Mount |
Additional Features
| Reticle | Max Elevation Adjustment | |
|---|---|---|
| ATN Thor 4 | Smart Mil Dot | 90 MOA |
| Burris Signature HD | Fine Plex | 60 MOA |
Built for Tough Conditions
| Waterproof | Fogproof | Shockproof | |
|---|---|---|---|
| ATN Thor 4 | Resistant to water splashes (not fully submersible) | Yes | Yes |
| Burris Signature HD | Yes | Yes | Yes |
Accessories & Warranty
| Includes | Warranty | |
|---|---|---|
| ATN Thor 4 | ThOR 4 HD Thermal Rifle Scope 1-10x, 640x480 with HD Video Recording, Wi-Fi, GPS, Smooth Zoom | 3 Year Manufacturer |
| Burris Signature HD | Built-in laser rangefinder, sunshade, lens covers, user manual | Burris Forever Warranty |



















