Some think Quad HD displays on phones are unnecessary - but even higher-res 4K screens are in development by Sharp, with the first handsets offering 4096x2160px displays expected to launch in 2016.
A week of Windows 10, holograms and Exploding Kittens on Mars
Office 2016 launching this year, touch apps coming soon
Microsoft reveals the next version of Windows 10
Introducing Windows 10 for phones
Hands on with HoloLens
Download: Windows 10 build 9926
As Samsung and LG reportedly prepare handsets with Quad HD displays, Huawei's CEO says such high-res screens on phones are "nonsense", adding cost and draining the battery, with no benefits for users.
A ZTE executive has shared an image of the company's gigantic new Windows Phone 8 flagship - possibly to be called the Blade 8 - which he says has a 5.9-inch display with 1080p resolution.
A new coalition of IT companies and Hollywood giants plans to develop a DRM standard to store and move digital HD contents across a wide range of devices. Your money, their ownership?