Samsung Exynos 7420 Advantages
Better graphics card performance FLOPS (0.1976 TFLOPS vs 0.1248 TFLOPS )
Larger memory bandwidth (24.8GB/s vs 7.5GB/s)
Lower TDP (7W vs 11W)
Qualcomm Snapdragon 626 Advantages
Higher Frequency (2200MHz vs 2100MHz)
Released 1 years and 6 months late