Qualcomm Snapdragon 782G Advantages
More modern manufacturing process (6nm vs 7nm)
Lower TDP (5W vs 9W)
Released 3 years and 1 months late
Samsung Exynos 990 Advantages
Better graphics card performance FLOPS (1.126 TFLOPS vs 0.7526 TFLOPS )
Larger memory bandwidth (44GB/s vs 25.6GB/s)
Higher Frequency (2730MHz vs 2700MHz)