Samsung Exynos 850 Advantages
More modern manufacturing process (8nm vs 14nm)
Lower TDP (3W vs 8W)
Released 2 years and 3 months late
Samsung Exynos 7885 Advantages
Better graphics card performance FLOPS (0.0704 TFLOPS vs 0.0394 TFLOPS )
Higher Frequency (2200MHz vs 2000MHz)