Samsung Exynos 7870 Advantages
Lower TDP (3W vs 5W)
Qualcomm Snapdragon 765 Advantages
Better graphics card performance FLOPS (0.576 TFLOPS vs 0.0224 TFLOPS )
Higher Frequency (2300MHz vs 1600MHz)
More modern manufacturing process (7nm vs 14nm)
Released 3 years and 10 months late