Side by side

Armasight Contractor 640 4.8-19.2x75 vs ATN ThOR 5 LRF 640 5-40x

The Contractor 640 4.8-19.2x75 runs a 640×480 core at 12 µm behind a 75 mm lens; the ThOR 5 LRF 640 5-40x runs 640×480 at 12 µm behind 75 mm. The Contractor 640 4.8-19.2x75 is lighter by 9.8 oz. Approximate prices are ~$3,399 and ~$3,995.

How far you can see a person

Make out detailTell what it isSpot itMaker’s claim

Armasight Contractor 640 4.8-19.2x75640×480 · 12 µm · 75 mm

240 m make out detail391 m tell what it is1,563 m spot itmaker claims 2,797 m

ATN ThOR 5 LRF 640 5-40x640×480 · 12 µm · 75 mm

240 m make out detail391 m tell what it is1,563 m spot itmaker claims 3,200 m

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Calculated from the sensor's pixel pitch and the lens focal length, for clear air.

Spec	ArmasightArmasight Contractor 640 4.8-19.2x75	ATNATN ThOR 5 LRF 640 5-40x
Published
Sensor	640×480	640×480
Pixel pitch	12 µm	12 µm
Refresh rate	60 Hz	60 Hz
Lens	75 mm	75 mm
Base magnification	4.8×	5×
Digital zoom	up to 19.2×	up to 40×
Field of view	5.87° horizontal	5.9° horizontal
Display	1024x768 AMOLED	1024x768 OLED
Claimed detection	2,797 m	3,200 m
Claim basis	human-sized target	human-sized target (ATN product page 3500 yd; ATN manual 'Human Detection Range' lists 3300)
Run time	4 h	10 h
Battery type	CR123	Internal Li-ion
Weight	36.8 oz	46.6 oz
Length	8.9″	14″
Laser rangefinder	No	Yes
Ballistic calculator	No	Yes
Records video	Yes	Yes
Wi-Fi	Yes	Yes
IP rating	IP67	—
Warranty	3 years (with registration)	5 years
Country of origin	—	USA
Approx. price	~$3,399	~$3,995
Derived here
IFOV	0.160 mrad	0.160 mrad
Est. detection	1,563 m	1,563 m
Est. recognition	391 m	391 m
Est. identification	240 m	240 m
Claim ÷ estimate	1.8×	2×
Derived field of view	5.9°	5.9°
Pixels per degree	109.2	109.2
Where to buy	Amazon →	Amazon →

Tinted rows are where these two differ. Prices are approximate.