HiSilicon Kirin 990 4G Advantages
Higher Frequency (2860MHz vs 2600MHz)
MediaTek Dimensity 8020 Advantages
Better graphics card performance FLOPS (0.9792 TFLOPS vs 0.6912 TFLOPS )
More modern manufacturing process (6nm vs 7nm)
Lower TDP (4W vs 6W)
Released 3 years and 6 months late