Samsung Exynos 9820 Advantages
Better graphics card performance FLOPS (0.607 TFLOPS vs 0.375 TFLOPS )
Larger memory bandwidth (33.4GB/s vs 28.7GB/s)
Higher Frequency (2730MHz vs 2314MHz)
More modern manufacturing process (8nm vs 10nm)
Released 1 years and 9 months late
Samsung Exynos 8895 Advantages
Lower TDP (5W vs 9W)