HTI HT-A3 vs HTI HT-A4

Compare specifications between the HTI HT-A3 and the HTI HT-A4 thermal cameras.

Learn how to quickly create your own comparison here.

General
Lens 25 mm 24 mm
Optical zoom - 4 x
Digital zoom 4 x 4 x
Horizontal FOV 14.9 ° 14.9 °
Vertical FOV 11.2 ° 11.2 °
Thermal type Uncooled Uncooled
Hor. Sensor Resolution 384 pixels 384 pixels
Vert. Sensor Resolution 288 pixels 288 pixels
Pixel pitch 17 µm 17 µm
Sensitivity 50 mK 50 mK
Spectral Range min. 8 µm 8 µm
Spectral Range max. 14 µm 14 µm
Hor. Display Resolution 1024 pixels 1024 pixels
Vert. Display Resolution 768 pixels 768 pixels
Refresh rate 50 Hz 50 Hz
Image polarity White hot, black hot, iron red, rainbow White hot, black hot, iron red, rainbow
Output screen color Full color Full color
Startup time 3 seconds 3 seconds
Size & weight
Length 186 mm 187 mm
Width 69 mm 69 mm
Height 68 mm 68 mm
Weight 440 g 440 g
Battery
Type Lithium-ion Lithium-ion
Number of batteries 1 1
Battery life 6 hours 6 hours
Replaceable
Appliances
Surveillance
Hunting
Law enforcement
Search & rescue
Military
Fire fighting
Thermography
Durability
Dustproof
Shockproof
Waterproof
Submersible
Storage temp. min -20 °C -20 °C
Storage temp. max 60 °C 60 °C
Environmental rating IP66 IP66

Still can't decide?

Use our free, independent consulting service to help you or your organization make a well-informed decision on your next purchase.

Click here to find out more.