1. It is not wide enough. So if you plan to shoot indoors (in a confined space) you will get greedy and frustrated.2. Autofocus is unstable at night, focuses for a long time when there is a bright light in the foreground; Because it doesn't have manual focus, some night shots are blurry.3. Software. The bundled software to convert videos to Blu-ray DVD is very slow (not only the burning part, it depends on your DVD burner), and it's difficult to merge/merge videos with the bundled software.