Qualcomm Snapdragon 685 's Advantages
Higher Frequency (2800MHz vs 2730MHz)
More modern manufacturing process (6nm vs 8nm)
Released 4 years and 4 months late
Samsung Exynos 9820 's Advantages
Better graphics card performance FLOPS (0.607 TFLOPS vs 0.2432 TFLOPS )
Larger memory bandwidth (33.4GB/s vs 17GB/s)