Qualcomm Snapdragon 665 Advantages
Lower TDP (5W vs 6W)
MediaTek Dimensity 8000 Advantages
Better graphics card performance FLOPS (1.309 TFLOPS vs 0.2432 TFLOPS )
Larger memory bandwidth (51.2GB/s vs 14.9GB/s)
Higher Frequency (2750MHz vs 2000MHz)
More modern manufacturing process (5nm vs 11nm)
Released 2 years and 11 months late