Rattler V2
7 scopesThe budget line covers the basics, with a simpler feature set and no laser rangefinder.
$695–$2,695
Adder V2 LRF 50-640
640-class sensor50 mm lens
This sensor and lens combination favors identifying animals farther away, trading a broad scanning view for a narrower view of distant targets. Its 35.4 oz mounted weight and 9-hour listed runtime are worth weighing together for longer nights. Compare current offers and the alternatives below to see what a change in price buys you.
Key specs
- Resolution
- 640×512 px
- Hog ID
- 456 yd
- Field of view
- 8.8°
- Weight
- 35.4 oz
$3,994Best price
18 in-stock sellers
Side by side
Compare alternatives.
Compare price, image performance, and handling to see which tradeoffs suit your hunting. Start with these alternatives, or compare any scope in the full lineup.
| Scope | This scope  AGM Adder V2 LRF 50-64064050 mm3.5× | Similar setup  AGM Rattler V3 LRF 50-64064050 mm3.5× | Lower price  AGM Adder V2 LRF 35-64064035 mm2.5× |
|---|---|---|---|
| At a glance | |||
| Best price | $3,994 | $3,995 | $3,494, advantage |
| HuntGrade Score | 75.0 | 75.2 | 75.3, advantage |
| Overall rank | #25 of 155 | #24 of 155 | #23 of 155, advantage |
| Image | |||
| Image score | 75.0 | 74.9 | 75.1, advantage |
| Resolution | 640×512 | 640×512 | 640×512 |
| Objective lens | 50mm, largest lens | 50mm, largest lens | 35mm |
| Field of view | 8.8° | 8.7° | 12.5°, widest field of view |
| Identification | 456 yd, advantage | 456 yd, advantage | 319 yd |
| Handling | |||
| Handling score | 66.9 | 68.7, advantage | 67.9 |
| Mounted weight | 35 oz | 27 oz, advantage | 34 oz |
| Runtime | ~9 hrs, advantage | ~5.5 hrs | ~9 hrs, advantage |
| Laser rangefinder | Built in | Built in | Built in |
| Warranty | |||
| Warranty score | 100.0 | 100.0 | 100.0 |
| Term | 5 years | 5 years | 5 years |
| Transferable | Yes | Yes | Yes |
The reasoning
What earns its score.
See how each specification contributes to the Adder V2 LRF 50-640’s Image, Handling, and Warranty scores, and how those combine into its HuntGrade Score.
AGM Adder V2 LRF 50-640
640×512 sensor · 50 mm lens · 12 µm
ImageImage75.0× 80% weight
HandlingHandling66.9× 15% weight
WarrantyWarranty100.0× 5% weight
HuntGrade Score75.0
Image
75.0 pts
Sensor resolution62.0 pts640×51250% of Image
Animal detail98.1 pts456 yd ID15% of Image
Field of view72.9 pts8.8° horizontal FOV15% of Image
Sensitivity92.0 pts15 mK10% of Image
Optics90.0 ptsf/15% of Image
Screen93.1 pts2560×2560 · 50 Hz5% of Image
Handling
66.9 pts
Mounted weight64.4 pts35.4 oz60% of Handling
Battery life70.0 pts9 hours20% of Handling
Water resistance95.0 ptsIP6710% of Handling
Eye relief48.0 pts45 mm10% of Handling
Warranty
100.0 pts
Electronics coverage100.0 pts5 years90% of Warranty
Transferability100.0 ptsTransferable10% of Warranty
Behind the scope
Get to know AGM.
See where the Adder V2 LRF 50-640 fits in AGM’s lineup. Explore the product families, compare configurations and prices, and learn about the company behind the scope.
7 families · In-stock price ranges
View all 7 scopes
Rattler V3
4 scopesThe newer compact line, with higher-resolution displays than V2 and rangefinder options.
$1,595–$3,995This scope’s family
Adder V2
5 scopesRattler V3-style features in a traditional scope body, with a 1280-class option.
$1,600–$5,995
Varmint V2
2 scopesThink Rattler V2 with a built-in rangefinder. An older alternative to the newer Rattler V3.
$1,674–$2,348
Secutor
3 scopesAn older rangefinder line with larger lenses for distant targets. Compare with Rattler V3.
$1,858–$5,995
Clarion
2 scopesSwitchable lenses give you a wide view for scanning and a closer look at distant targets.
$1,995–$2,986
Evolver
1 scopeA compact alternative to Adder V2 1280, with a shorter body and less battery life.
$5,994The HIKMICRO connection.
Our sourcing research points to HIKMICRO as a supplier of AGM’s consumer thermal hardware. It draws on IPVM’s reporting on import records and company documents.
Your support relationship is with AGM.
AGM publishes its own U.S. warranty, handles claims and says it maintains in-house repair capabilities.
Explore AGM
Explore the families, compare prices with similar scopes, and learn about the company behind them.
On YouTube
Watch this scope in use.
Reviews and demonstrations of the AGM Adder V2 LRF 50-640, together in one place.
Loading a video connects to YouTube and allows its cookies for playback. YouTube privacy policy
Hunt footage
Thermal hunting wild hogs in Texas — AGM Adder V2 50-640 footage
Titled '50-640' — the uploader doesn't state LRF or non-LRF.
Buying options
Where to buy.
See how prices differ for the Adder V2 LRF 50-640, and what each seller offers for the money.
Compare sellers
Prices verified October 2026, seller terms September 2026. HuntGrade may earn an affiliate commission. How we make money
Scroll across for policies, prices and seller links.
| Seller | Shipping | Returns | Price | Seller links |
|---|---|---|---|---|
| Sportsman's Guide | $9.99 shipping | 90-day returns | $3,994Lowest price | Visit seller |
| MidwayUSA | Free shipping over $100 Ships same dayOrder by 1:00 PM CT | 90-day returns | $3,995 | Visit seller |
| Sport Optics | Free shipping over $99 Ships same dayOrder by 2:00 PM CT | 30-day returns | $3,995 | Visit seller |
| Scopelist | Free shipping over $250 Ships same dayOrder by 4:00 PM ET | 15-day returns | $3,995 | Visit seller |
| EuroOptic | Free shipping over $250 Ships same dayOrder by 3:00 PM ET | 15-day returns | $3,995 | Visit seller |