MediaTek Dimensity 8200 Advantages
Larger memory bandwidth (51.2GB/s vs 44GB/s)
More modern manufacturing process (4nm vs 5nm)
Released 2 years and 2 months late
HiSilicon Kirin 9000 Advantages
Better graphics card performance FLOPS (2.3316 TFLOPS vs 1.442 TFLOPS )
Higher Frequency (3130MHz vs 3100MHz)