A couple of months ago, Samsung release the Galaxy S5 LTE-A , that sports the company’s latest AMOLED panel – a 5.1″ QHD (25601440) Super AMOLED. Anandtech posted a long review of this new phone, and they find that the display is actually a little bit more efficient than the 5.1″ FHD panel used in the GS5 , even though it sports a higher resolution (which usually means a less efficient display as the aperture ratio gets smaller. Anandtech further says that Samsung told them they switched to a new, improved emitter material for the new QHD panel, which explains the increased efficiency. This is interesting as the QHD display was released only a few months after Samsung started producing the FHD panel, which by itself was 27% more efficient than the previous generation panels – also due to more efficient OLED materials . Read more about Samsung's new 5.1" QHD AMOLED is more efficient than the 5.1" FHD, was a new emitter adopted?

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Samsung’s new 5.1" QHD AMOLED is more efficient than the 5.1" FHD, was a new emitter adopted?