Qualcomm Snapdragon 865 Advantages
Lower TDP (5W vs 6W)
MediaTek Dimensity 8200 Advantages
Better graphics card performance FLOPS (1.442 TFLOPS vs 1.2021 TFLOPS )
Larger memory bandwidth (51.2GB/s vs 44GB/s)
Higher Frequency (3100MHz vs 2840MHz)
More modern manufacturing process (4nm vs 7nm)
Released 3 years late