One plus 3 is one of the most powerful smartphone. It has 6GB of ram which is highest in his price segment, also snapdragon 820 chipset is massive, its same that used in galexy s7 and more top class models, 5.5 inch full HD amoled screen with 401 PPI gives sharper, brighter and attraction to others.64GB internal memory with usb-c port is very rare in this segment along with fingerprint sensor android 6.0.1 with oxygen os which is different than others.comes with adreno 530 GPU for best graphic experience.Very light weight phone just 156grams only.looks like htc one for design. One plus 3 is powered by 3300mah battery.