Qualcomm Snapdragon 685 's Advantages
Higher Frequency (2800MHz vs 2200MHz)
More modern manufacturing process (6nm vs 8nm)
Released 3 years and 6 months late
Samsung Exynos 980 's Advantages
Better graphics card performance FLOPS (0.2621 TFLOPS vs 0.2432 TFLOPS )
Larger memory bandwidth (34.1GB/s vs 17GB/s)