Samsung Exynos 7420 Advantages
Better graphics card performance FLOPS (0.1976 TFLOPS vs 0.1536 TFLOPS )
Larger memory bandwidth (24.8GB/s vs 13.91GB/s)
Higher Frequency (2100MHz vs 1800MHz)
Qualcomm Snapdragon 460 Advantages
More modern manufacturing process (11nm vs 14nm)
Lower TDP (3W vs 7W)
Released 4 years and 9 months late