I am copy from autowrzuta.pl forums. @Pizdys seems dont comback our forums. So....
In nigh scene with a very small amount of light , Yi dashcam has the best image quality. And in day light, Opia2 takes its advantage. :) Nothing's surprise here :D
The XiaoYi Yi dashcam is losing focus because of heat. The recording was done in middle of the spring so during summer can be worse.
http://gifmaker.cc/PlayGIFAnimation.php?folder=2016040521f9OoFaPK35bxkDMOx7dCME&file=output_poUxYt.gif
enjoy,
Mtz