According to the November's report Samsung will enhance the display of galaxy edge and galaxy s6 will be having fold able display which is expected to be released next year.
according to Christian today's report vice president of Samsung's business strategy team lee Chang has told that for Samsung galaxy s6 investors are investing for fold-able display.
according to another report Samsung will bring 4k display with metallic body. The phone with Qualcomm Snapdragon processor 810 may have 4 GB RAM.
Samsung galaxy s6 could be launched in Mobile World Congress, February 2015.