Qualcomm Snapdragon 662 's Advantages
Lower TDP (4W vs 8W)
Samsung Exynos 2100 's Advantages
Better graphics card performance FLOPS (1.5304 TFLOPS vs 0.2432 TFLOPS )
Larger memory bandwidth (51.2GB/s vs 13.9GB/s)
Higher Frequency (2900MHz vs 2000MHz)
More modern manufacturing process (5nm vs 11nm)
Released 11 months late