MediaTek Dimensity 820 Advantages
Better graphics card performance FLOPS (0.416 TFLOPS vs 0.1248 TFLOPS )
Larger memory bandwidth (17.07GB/s vs 7.46GB/s)
Higher Frequency (2600MHz vs 2000MHz)
More modern manufacturing process (7nm vs 14nm)
Released 4 years and 3 months late
Qualcomm Snapdragon 625 Advantages
Lower TDP (5W vs 8W)