Qualcomm Snapdragon 480 Plus Advantages
Lower TDP (3W vs 9W)
Released 2 years and 2 months late
Samsung Exynos 9825 Advantages
Better graphics card performance FLOPS (0.6515 TFLOPS vs 0.4864 TFLOPS )
Larger memory bandwidth (33.4GB/s vs 17GB/s)
Higher Frequency (2730MHz vs 2200MHz)
More modern manufacturing process (7nm vs 8nm)