The Samsung NX210 supports a maximum video resolution of 1920 x 1080 pixels. That's over six times the video resolution of a 640 x 480 pixels camera, which is the most common video resolution supported by cameras of a similar age and type to this camera. 640 x 480 pixels is also supported by this camera. In addition, this Samsung camera support video resolutions of 320 x 240 pixels and 1280 x 720 pixels and 1920 x 810 pixels. 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.
A 1920 x 1080 pixels video resolutions is in fact the best supported video resolution amongst all digital cameras of this age and type.
The worst supported video resolution amongst similar types of camera is 320 x 240 pixels.