Samsung Exynos 1330 Advantages
More modern manufacturing process (5nm vs 7nm)
Lower TDP (7W vs 8W)
Released 2 years and 9 months late
MediaTek Dimensity 820 Advantages
Better graphics card performance FLOPS (0.416 TFLOPS vs 0.24 TFLOPS )
Higher Frequency (2600MHz vs 2400MHz)