MediaTek Dimensity 900 Advantages
Better graphics card performance FLOPS (0.621 TFLOPS vs 0.1976 TFLOPS )
Higher Frequency (2400MHz vs 2100MHz)
More modern manufacturing process (6nm vs 14nm)
Lower TDP (4W vs 7W)
Released 6 years and 1 months late
Samsung Exynos 7420 Advantages
Larger memory bandwidth (24.8GB/s vs 18.4GB/s)