What's the difference between OLED TVs and LED TVs?[ Sat, 14 Apr 2012 13:44:52 GMT ]Ever since the LED TV was introduced 2009, TV makers promoted and advertised it as a new technology. But this year, LG and Samsung will also be introducing the first large screen OLED TVs. Isn’t it the same, except for the letter “O”? In a word: No.