ThOR 5 320 5-20x

Name: ATN ThOR 5 320 5-20x
Brand: ATN

384-class sensor35 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 35.6 oz mounted weight and 10-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.

HuntGrade Score

50.6#28 of 29in this category

Image: 45
Handling: 66
Warranty: 90

Score breakdown

Key specs

Resolution: 320×240 px
Hog ID: 319 yd
Field of view: 6.3°
Weight: 35.6 oz

$1,700Best price

7 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.

ATN ThOR 5 320 5-20x compared with ATN ThOR 5 LRF 320 5-20x compared with ATN ThOR 5 LRF 320 3-12x — key specifications
Scope	This scopeATN ThOR 5 320 5-20x38435 mm5×	Similar setupATN ThOR 5 LRF 320 5-20x38435 mm5×	Lower priceATN ThOR 5 LRF 320 3-12x38419 mm3×
At a glance
Best price	$1,700	$1,810	$1,520, advantage
HuntGrade Score	50.6	50.1	51.2, advantage
Overall rank	#141 of 155	#144 of 155	#138 of 155, advantage
Image
Image score	45.2	45.2	46.5, advantage
Resolution	320×240	320×240	320×240
Objective lens	35mm, largest lens	35mm, largest lens	19mm
Field of view	6.3°	6.3°	11.6°, widest field of view
Identification	319 yd, advantage	319 yd, advantage	173 yd
Handling
Handling score	66.4, advantage	62.8	63.1
Mounted weight	36 oz, advantage	40 oz	39 oz
Runtime	~10 hrs	~10 hrs	~10 hrs
Laser rangefinder	No	Built in, advantage	Built in, advantage
Warranty
Warranty score	90.0	90.0	90.0
Term	5 years	5 years	5 years
Transferable	No — first owner only	No — first owner only	No — first owner only

The reasoning

What earns its score.

See how each specification contributes to the ThOR 5 320 5-20x’s Image, Handling, and Warranty scores, and how those combine into its HuntGrade Score.

ATN ThOR 5 320 5-20x

320×240 sensor · 35 mm lens · 12 µm

ImageImage45.2× 80% weight

HandlingHandling66.4× 15% weight

WarrantyWarranty90.0× 5% weight

HuntGrade Score50.6

Image

45.2 pts

Sensor resolution22.2 pts320×24050% of Image

Animal detail89.8 pts319 yd ID15% of Image

Field of view53.9 pts6.3° horizontal FOV15% of Image

Sensitivity58.0 pts40 mK10% of Image

Optics72.0 ptsf/1.25% of Image

Screen62.1 pts1024×768 · 60 Hz5% of Image

Handling

66.4 pts

Mounted weight64.1 pts35.6 oz60% of Handling

Battery life78.0 pts10 hours20% of Handling

Water resistance30.0 ptsWeather resistant10% of Handling

Eye relief93.0 pts90 mm10% of Handling

Warranty

90.0 pts

Electronics coverage100.0 pts5 years90% of Warranty

Transferability0.0 ptsOriginal owner only10% of Warranty

Explore the full methodology

Behind the scope

Get to know ATN.

See where the ThOR 5 320 5-20x fits in ATN’s lineup. Explore the product families, compare configurations and prices, and learn about the company behind the scope.

4 families · In-stock price ranges

ThOR 6 Mini

6 scopes

The lighter, compact ThOR 6 option for smaller setups, without a built-in rangefinder.

$620–$2,287

View all 6 scopes

This scope’s family

ThOR 5

14 scopes

The older full-size line, with smart features and ranging options. Compare with ThOR 6.

$1,180–$3,040

View all 14 scopes

ThOR 6

7 scopes

The newer full-size line, with sharper displays than ThOR 5 and rangefinder options.

$1,595–$2,995

View all 7 scopes

ThOR 5 XD

6 scopes

The high-resolution ThOR 5 option, with more image detail to work with when zooming.

$3,839–$5,139

View all 6 scopes

ThOR is the thermal family.

ATN’s ThOR scopes use thermal imaging. Its X-Sight products use digital day/night imaging, a different technology despite overlapping smart features.

Check the policy for your generation.

ATN’s warranty duration varies by product. Its support team handles troubleshooting and return authorizations through the U.S. repair center.

Explore ATN

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 ATN ThOR 5 320 5-20x, together in one place.

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Hunt footage

2 coyotes with the ATN ThOR 5 320

ThOR 5 320 — zoom config not stated.

Buying options

Where to buy.

See how prices differ for the ThOR 5 320 5-20x, and what each seller offers for the money.

Buying insights

Compare listed prices, then weigh each seller’s shipping and return policies.

Best price: $1,700
Median price: $2,095
MSRP: $2,095
In-stock sellers: 7

Compare sellers

Prices verified October 2026, seller terms August 2026. HuntGrade may earn an affiliate commission. How we make money

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In-stock buying options for ATN ThOR 5 320 5-20x
Seller	Shipping	Returns	Price	Seller links
EuroOptic	Free shipping over $250 Ships same dayOrder by 3:00 PM ET	15-day returns	$1,700Lowest price	Visit seller
Scopelist	Free shipping over $250 Ships same dayOrder by 4:00 PM ET	15-day returns	$1,700Lowest price	Visit seller
NightVision4Less	Free shipping Ships in 1–2 business days	No returns	$2,050	Visit seller
Night Vision Guys	Free shipping over $299	Exchanges only, 7 days	$2,095	Visit seller
Palmetto State Armory	Calculated at checkout Ships in 5–7 business days	No returns	$2,096	Visit seller