Samsung Exynos 8890 Advantages
Lower TDP (5W vs 6W)
HiSilicon Kirin 985 Advantages
Better graphics card performance FLOPS (0.652 TFLOPS vs 0.2496 TFLOPS )
Larger memory bandwidth (34.1GB/s vs 26.82GB/s)
Higher Frequency (2580MHz vs 2300MHz)
More modern manufacturing process (7nm vs 14nm)
Released 4 years and 5 months late