Samsung Exynos 850 Advantages
More modern manufacturing process (8nm vs 10nm)
Lower TDP (3W vs 5W)
Released 2 years and 4 months late
Samsung Exynos 9810 Advantages
Better graphics card performance FLOPS (0.3706 TFLOPS vs 0.0394 TFLOPS )
Higher Frequency (2900MHz vs 2000MHz)