HiSilicon Kirin 955 Advantages
Higher Frequency (2500MHz vs 2200MHz)
Lower TDP (5W vs 11W)
Qualcomm Snapdragon 626 Advantages
Better graphics card performance FLOPS (0.1248 TFLOPS vs 0.1152 TFLOPS )
More modern manufacturing process (14nm vs 16nm)
Released 6 months late