MediaTek Dimensity 8020 Advantages
Lower TDP (4W vs 6W)
Released 2 years and 6 months late
HiSilicon Kirin 9000 Advantages
Better graphics card performance FLOPS (2.3316 TFLOPS vs 0.9792 TFLOPS )
Larger memory bandwidth (44GB/s vs 34.1GB/s)
Higher Frequency (3130MHz vs 2600MHz)
More modern manufacturing process (5nm vs 6nm)