Samsung Exynos 7570 Advantages
Lower TDP (4W vs 6W)
HiSilicon Kirin 990 4G Advantages
Better graphics card performance FLOPS (0.6912 TFLOPS vs 0.0208 TFLOPS )
Larger memory bandwidth (34.1GB/s vs 4.2GB/s)
Higher Frequency (2860MHz vs 1400MHz)
More modern manufacturing process (7nm vs 14nm)
Released 3 years and 2 months late