MediaTek Dimensity 900 Advantages
Better graphics card performance FLOPS (0.621 TFLOPS vs 0.487 TFLOPS )
Larger memory bandwidth (18.4GB/s vs 17GB/s)
Lower TDP (4W vs 6W)
Samsung Exynos 1280 Advantages
More modern manufacturing process (5nm vs 6nm)
Released 10 months late