Samsung Exynos 9825 Advantages
Better graphics card performance FLOPS (0.6515 TFLOPS vs 0.2621 TFLOPS )
Higher Frequency (2730MHz vs 2200MHz)
More modern manufacturing process (7nm vs 8nm)
Samsung Exynos 980 Advantages
Larger memory bandwidth (34.1GB/s vs 33.4GB/s)