If you do not need a high resolution screen or a lot of processing power, but want a high resolution selfie camera, then Vivo may have the right phone for you. The Vivo V5 offers basic features but excels in the selfie department.
http://www.notebookcheck.net/Vivo-V5-Entry-level-phone-with-20-megapixel-front-camera.184384.0.html