Because the size of the sensor is 1/2.3, you can't pray that the details will remain clear after the image is enlarged by 3, 4 or 3 times.
The telephoto end is quite far, basically reaching the invisible horizon. Photographic imaging is ok.
In addition, the imaging effect of the camera is also related to shooting. The speed of shutter, the choice of ISO and the position of focus all determine the imaging quality.
By the way, the HD video of HX300 1080P is very powerful. I entered my account "Joya's Spring" in Xici, and there was a video in it.
If you don't care about money, whether you buy a camera or a SLR, the sensor size is in APS frame-Quan Huafu.