HiSilicon Kirin 658 Advantages
Higher Frequency (2350MHz vs 2200MHz)
Lower TDP (5W vs 6W)
Qualcomm Snapdragon 678 Advantages
Better graphics card performance FLOPS (0.3244 TFLOPS vs 0.0576 TFLOPS )
More modern manufacturing process (11nm vs 16nm)
Released 3 years and 9 months late