Qualcomm Snapdragon 690 Advantages
Lower TDP (6W vs 8W)
Samsung Exynos 2100 Advantages
Better graphics card performance FLOPS (1.5304 TFLOPS vs 0.4864 TFLOPS )
Larger memory bandwidth (51.2GB/s vs 14.9GB/s)
Higher Frequency (2900MHz vs 2000MHz)
More modern manufacturing process (5nm vs 8nm)
Released 6 months late