HiSilicon Kirin 985 Advantages
Better graphics card performance FLOPS (0.652 TFLOPS vs 0.0493 TFLOPS )
Larger memory bandwidth (34.1GB/s vs 7.8GB/s)
Higher Frequency (2580MHz vs 1560MHz)
More modern manufacturing process (7nm vs 14nm)
Released 7 months late
Samsung Exynos 7884B Advantages
Lower TDP (5W vs 6W)