Samsung Exynos 7870 Advantages
Lower TDP (3W vs 6W)
MediaTek Dimensity 6020 Advantages
Better graphics card performance FLOPS (0.2432 TFLOPS vs 0.0224 TFLOPS )
Higher Frequency (2200MHz vs 1600MHz)
More modern manufacturing process (7nm vs 14nm)
Released 7 years and 1 months late