The 40L3433 supports a better video mode than most TVs of a similar spec and age to it. This television supports a 2160p video mode, whereas most mid-size TVs that have been around for around the same time as it support a 1080p video mode. This Toshiba TV also support 1080i, 480i, 480p, 540p, 576i, 576p and 720i and 720p video modes.
A 2160p video mode is in fact the best supported video mode amongst all mid-size TVs that were launched around the same time as the 40L3433.
The worst supported video mode amongst similar types of television is 480p.