The 40L1543 supports a 2160p video mode which is better than most similar spec TVs that have been on the market for around the same time as it. Most mid-size TVs that were launched around the same time as it support a 1080p video mode. In addition, this television support 1080i, 480i, 480p, 576i, 576p and 720i and 720p video modes.
This TV's video mode (2160p) is actually the best supported video mode across all similar spec TVs that are a comparable age to the 40L1543.
A 480p video mode is the worst supported video mode amongst comparable types of TV.