The highest video resolution supported by the Stylus Tough TG-835 is 1920 x 1080 pixels. That's over two times the video resolution of a 1280 x 720 pixels digital camera, which is the most common video resolution supported by digital cameras of this age and type. 1280 x 720 pixels is also supported by this Olympus camera. A video resolution of 1920 x 1080 pixels is equivalent to Full HD video. You will require a Full HD TV or better to appreciate this level of detail.
This camera's video resolution (1920 x 1080 pixels) is in fact the best supported video resolution amongst all digital cameras of a similar spec and age to the Stylus Tough TG-835.
A 320 x 240 pixels video resolutions is the worst supported video resolution amongst comparable types of camera.