Samsung Exynos 1330 Advantages
Higher Frequency (2400MHz vs 2360MHz)
More modern manufacturing process (5nm vs 7nm)
Released 2 years and 11 months late
HiSilicon Kirin 820 Advantages
Better graphics card performance FLOPS (0.6528 TFLOPS vs 0.24 TFLOPS )
Lower TDP (5W vs 7W)