Specs of upcoming Lumia 550, 750 and 850 leak - GSMArena.com news
Might be cheapest of all future Lumias.Lumia 550 will come with a 5" qHD display and run on Snapdragon 210 chip (quad-core 1GHz Cortex-A7 CPU, Adreno 304 GPU, 1GB RAM). There is a 5MP AF main camera, a 2MP selfie cam, 8GB expandable storage and a 1,905 mAh battery.
Gorilla Glass 3, lack LTE support and dual-band Wi-Fi, and run on Windows 10 for Mobile.