Samsung Exynos 9611 Advantages
Higher Frequency (2300MHz vs 2200MHz)
More modern manufacturing process (10nm vs 14nm)
Released 2 years and 4 months late
Qualcomm Snapdragon 660 Advantages
Better graphics card performance FLOPS (0.2176 TFLOPS vs 0.0918 TFLOPS )
Larger memory bandwidth (13.9GB/s vs 11.9GB/s)
Lower TDP (5W vs 8W)