De momento ya hay una LED y OLED anunciadas por Panasonic:

TX-58EX750B 4K HDR & 4K TVs - Ultra HD Televisions - Panasonic UK & Ireland

TX-65EZ952B 4K HDR & 4K TVs - Ultra HD Televisions - Panasonic UK & Ireland

Entre las mejoras en esta OLED:

4K UHD (ultra high-definition) resolution of 3840×2160;
The Japanese manufacturer’s Studio Colour HCX2 Processor for pro-grade accurate colour reproduction;
Both HDR10 and HLG (though not Dolby Vision) support;
An all-new HDR Brightness Enhancer feature to facilitate HDR viewing in bright environments;
A low-lag 4K HDR Gaming mode;
4K HDR streaming from Netflix, Amazon and YouTube;
My Home Screen 2.0 Smart TV system;
Freeview Play for UK models;
Pending Ultra HD Premium and THX certifications; and
Pending certifications for Control4 and Crestron integration
http://www.hdtvtest.co.uk/news/ez950-201702154431.htm