Samsung Exynos 850 Advantages
More modern manufacturing process (8nm vs 28nm)
Lower TDP (3W vs 6W)
Released 6 years and 3 months late
Qualcomm Snapdragon 801 Advantages
Better graphics card performance FLOPS (0.148 TFLOPS vs 0.0394 TFLOPS )
Higher Frequency (2500MHz vs 2000MHz)