Differences between LED-backlit and CCFL-backlit LCD displays

LED-backlit LCD TVs differ from conventional CCFL-backlit LCD TVs in the following:

They can produce an image with greater dynamic contrast compared with CCFL-backlit LCD TVs.
With Edge-LED lighting they can be extremely slim. Current models on the market can be less than one inch thick.
They can offer a wider color gamut, especially when RGB-LED backlighting is used.
Lesser environmental pollution on disposal.
Higher cost due to current market product placement