HiSilicon Kirin 820 Advantages
Lower TDP (5W vs 7W)
Samsung Exynos 2200 Advantages
Better graphics card performance FLOPS (3.1104 TFLOPS vs 0.6528 TFLOPS )
Larger memory bandwidth (51.2GB/s vs 31.78GB/s)
Higher Frequency (2800MHz vs 2360MHz)
More modern manufacturing process (4nm vs 7nm)
Released 1 years and 10 months late