This video is a side by side comparison of a GoPro Hero 5 Black and a Campark ACT74. Both cameras were set to 1920×1080 60fps. I left the audio in but it is just a mix of the two cameras. The kayak moves in reference to the camera on the GoPro side because the GoPro uses stabilization.
These are the products I used (Amazon affiliate links in parentheses):
GoPro Hero 5 Black (https://amzn.to/2ukN12P)
Campark ACT74 (https://amzn.to/2sW6B1J)
Dual Mount (https://amzn.to/2upc3yD)
Suction Cup mount (https://amzn.to/2tkYGKI)
Campark ACT74 unboxing video (https://youtu.be/Nhi9f3k4Gak)