Qualcomm Snapdragon 675 Advantages
Lower TDP (6W vs 9W)
Samsung Exynos 1080 Advantages
Better graphics card performance FLOPS (1.024 TFLOPS vs 0.3244 TFLOPS )
Larger memory bandwidth (44GB/s vs 14.9GB/s)
Higher Frequency (2800MHz vs 2000MHz)
More modern manufacturing process (5nm vs 11nm)
Released 2 years and 1 months late