Samsung Exynos 9609 Advantages
Larger memory bandwidth (11.9GB/s vs 5.3GB/s)
More modern manufacturing process (10nm vs 14nm)
Released 2 years late
Qualcomm Snapdragon 630 Advantages
Better graphics card performance FLOPS (0.1664 TFLOPS vs 0.0918 TFLOPS )
Lower TDP (5W vs 9W)