Samsung Exynos 7870 Advantages
Lower TDP (3W vs 4W)
MediaTek Dimensity 9000 Advantages
Better graphics card performance FLOPS (1.632 TFLOPS vs 0.0224 TFLOPS )
Higher Frequency (3050MHz vs 1600MHz)
More modern manufacturing process (4nm vs 14nm)
Released 5 years and 9 months late