The Coby LEDTV4626 supports a better video mode than most TVs of this age and spec. This television supports a 480i video mode, whereas most TVs of a similar type and age to it support a 1080p video mode. This TV also support 1080i and 480p and 720p video modes.
A 480i video mode is actually the worst supported video mode across all TVs of a similar spec and age to the LEDTV4626.
The best supported video mode amongst comparable types of TV is 2160p.