The 39L4353 supports a 480i video mode which is better than most mid-size TVs that have been on the market for around the same time as it. Most similar spec TVs that are a comparable age to it support a 1080p video mode. In addition, this Toshiba television support 1080i, 480p, 576i and 576p and 720p video modes.
A 480i video mode is in fact the worst supported video mode amongst all mid-size TVs that came out more than two years ago.
The best supported video mode amongst similar types of television is 2160p.