HiSilicon Kirin 990 4G Advantages
Better graphics card performance FLOPS (0.6912 TFLOPS vs 0.024 TFLOPS )
Larger memory bandwidth (34.1GB/s vs 5.34GB/s)
Higher Frequency (2860MHz vs 1400MHz)
More modern manufacturing process (7nm vs 28nm)
Released 3 years and 8 months late
Qualcomm Snapdragon 425 Advantages
Lower TDP (5W vs 6W)